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-rwxr-xr-xconfigure7
-rw-r--r--doc/APIchanges4
-rw-r--r--libavutil/Makefile3
-rw-r--r--libavutil/hwcontext.c4
-rw-r--r--libavutil/hwcontext.h1
-rw-r--r--libavutil/hwcontext_cuda.c132
-rw-r--r--libavutil/hwcontext_internal.h1
-rw-r--r--libavutil/hwcontext_vulkan.c2825
-rw-r--r--libavutil/hwcontext_vulkan.h158
-rw-r--r--libavutil/pixdesc.c4
-rw-r--r--libavutil/pixfmt.h7
11 files changed, 3145 insertions, 1 deletions
diff --git a/configure b/configure
index fbb1a86511..ad3894f77c 100755
--- a/configure
+++ b/configure
@@ -316,6 +316,7 @@ External library support:
--disable-securetransport disable Secure Transport, needed for TLS support
on OSX if openssl and gnutls are not used [autodetect]
--enable-vapoursynth enable VapourSynth demuxer [no]
+ --enable-vulkan enable Vulkan code [no]
--disable-xlib disable xlib [autodetect]
--disable-zlib disable zlib [autodetect]
@@ -1854,6 +1855,7 @@ HWACCEL_LIBRARY_LIST="
mmal
omx
opencl
+ vulkan
"
DOCUMENT_LIST="
@@ -3641,7 +3643,7 @@ avformat_deps="avcodec avutil"
avformat_suggest="libm network zlib"
avresample_deps="avutil"
avresample_suggest="libm"
-avutil_suggest="clock_gettime ffnvcodec libm libdrm libmfx opencl user32 vaapi videotoolbox corefoundation corevideo coremedia bcrypt"
+avutil_suggest="clock_gettime ffnvcodec libm libdrm libmfx opencl user32 vaapi vulkan videotoolbox corefoundation corevideo coremedia bcrypt"
postproc_deps="avutil gpl"
postproc_suggest="libm"
swresample_deps="avutil"
@@ -6629,6 +6631,9 @@ enabled vdpau &&
enabled crystalhd && check_lib crystalhd "stdint.h libcrystalhd/libcrystalhd_if.h" DtsCrystalHDVersion -lcrystalhd
+enabled vulkan &&
+ require_pkg_config vulkan "vulkan >= 1.1.97" "vulkan/vulkan.h" vkCreateInstance
+
if enabled x86; then
case $target_os in
mingw32*|mingw64*|win32|win64|linux|cygwin*)
diff --git a/doc/APIchanges b/doc/APIchanges
index 2494a3901b..31ddc0abfb 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -15,6 +15,10 @@ libavutil: 2017-10-21
API changes, most recent first:
+2020-ww-xx - xxxxxxxxxx - lavu yy.yy.yyy - hwcontext.h
+ Add AV_PIX_FMT_VULKAN
+ Add AV_HWDEVICE_TYPE_VULKAN and implementation.
+
2020-01-30 - xxxxxxxxxx - lavf 58.37.100 - avio.h
Add avio_protocol_get_class().
diff --git a/libavutil/Makefile b/libavutil/Makefile
index 57e6e3d7e8..b189f9abea 100644
--- a/libavutil/Makefile
+++ b/libavutil/Makefile
@@ -43,6 +43,7 @@ HEADERS = adler32.h \
hwcontext_vaapi.h \
hwcontext_videotoolbox.h \
hwcontext_vdpau.h \
+ hwcontext_vulkan.h \
imgutils.h \
intfloat.h \
intreadwrite.h \
@@ -175,6 +176,7 @@ OBJS-$(CONFIG_QSV) += hwcontext_qsv.o
OBJS-$(CONFIG_VAAPI) += hwcontext_vaapi.o
OBJS-$(CONFIG_VIDEOTOOLBOX) += hwcontext_videotoolbox.o
OBJS-$(CONFIG_VDPAU) += hwcontext_vdpau.o
+OBJS-$(CONFIG_VULKAN) += hwcontext_vulkan.o
OBJS += $(COMPAT_OBJS:%=../compat/%)
@@ -191,6 +193,7 @@ SKIPHEADERS-$(CONFIG_OPENCL) += hwcontext_opencl.h
SKIPHEADERS-$(CONFIG_VAAPI) += hwcontext_vaapi.h
SKIPHEADERS-$(CONFIG_VIDEOTOOLBOX) += hwcontext_videotoolbox.h
SKIPHEADERS-$(CONFIG_VDPAU) += hwcontext_vdpau.h
+SKIPHEADERS-$(CONFIG_VULKAN) += hwcontext_vulkan.h
TESTPROGS = adler32 \
aes \
diff --git a/libavutil/hwcontext.c b/libavutil/hwcontext.c
index 3189391c07..d09a15a249 100644
--- a/libavutil/hwcontext.c
+++ b/libavutil/hwcontext.c
@@ -59,6 +59,9 @@ static const HWContextType * const hw_table[] = {
#if CONFIG_MEDIACODEC
&ff_hwcontext_type_mediacodec,
#endif
+#if CONFIG_VULKAN
+ &ff_hwcontext_type_vulkan,
+#endif
NULL,
};
@@ -73,6 +76,7 @@ static const char *const hw_type_names[] = {
[AV_HWDEVICE_TYPE_VDPAU] = "vdpau",
[AV_HWDEVICE_TYPE_VIDEOTOOLBOX] = "videotoolbox",
[AV_HWDEVICE_TYPE_MEDIACODEC] = "mediacodec",
+ [AV_HWDEVICE_TYPE_VULKAN] = "vulkan",
};
enum AVHWDeviceType av_hwdevice_find_type_by_name(const char *name)
diff --git a/libavutil/hwcontext.h b/libavutil/hwcontext.h
index f5a4b62387..f874af9f8f 100644
--- a/libavutil/hwcontext.h
+++ b/libavutil/hwcontext.h
@@ -36,6 +36,7 @@ enum AVHWDeviceType {
AV_HWDEVICE_TYPE_DRM,
AV_HWDEVICE_TYPE_OPENCL,
AV_HWDEVICE_TYPE_MEDIACODEC,
+ AV_HWDEVICE_TYPE_VULKAN,
};
typedef struct AVHWDeviceInternal AVHWDeviceInternal;
diff --git a/libavutil/hwcontext_cuda.c b/libavutil/hwcontext_cuda.c
index 30611b1912..ba8ca589f7 100644
--- a/libavutil/hwcontext_cuda.c
+++ b/libavutil/hwcontext_cuda.c
@@ -21,6 +21,9 @@
#include "hwcontext.h"
#include "hwcontext_internal.h"
#include "hwcontext_cuda_internal.h"
+#if CONFIG_VULKAN
+#include "hwcontext_vulkan.h"
+#endif
#include "cuda_check.h"
#include "mem.h"
#include "pixdesc.h"
@@ -42,6 +45,9 @@ static const enum AVPixelFormat supported_formats[] = {
AV_PIX_FMT_YUV444P16,
AV_PIX_FMT_0RGB32,
AV_PIX_FMT_0BGR32,
+#if CONFIG_VULKAN
+ AV_PIX_FMT_VULKAN,
+#endif
};
#define CHECK_CU(x) FF_CUDA_CHECK_DL(device_ctx, cu, x)
@@ -205,6 +211,10 @@ static int cuda_transfer_data_from(AVHWFramesContext *ctx, AVFrame *dst,
CUcontext dummy;
int i, ret;
+ /* We don't support transfers to HW devices. */
+ if (dst->hw_frames_ctx)
+ return AVERROR(ENOSYS);
+
ret = CHECK_CU(cu->cuCtxPushCurrent(hwctx->cuda_ctx));
if (ret < 0)
return ret;
@@ -247,6 +257,10 @@ static int cuda_transfer_data_to(AVHWFramesContext *ctx, AVFrame *dst,
CUcontext dummy;
int i, ret;
+ /* We don't support transfers from HW devices. */
+ if (src->hw_frames_ctx)
+ return AVERROR(ENOSYS);
+
ret = CHECK_CU(cu->cuCtxPushCurrent(hwctx->cuda_ctx));
if (ret < 0)
return ret;
@@ -389,6 +403,123 @@ error:
return AVERROR_UNKNOWN;
}
+static int cuda_device_derive(AVHWDeviceContext *device_ctx,
+ AVHWDeviceContext *src_ctx,
+ int flags) {
+ AVCUDADeviceContext *hwctx = device_ctx->hwctx;
+ CudaFunctions *cu;
+ const char *src_uuid = NULL;
+ CUcontext dummy;
+ int ret, i, device_count, dev_active = 0;
+ unsigned int dev_flags = 0;
+
+ const unsigned int desired_flags = CU_CTX_SCHED_BLOCKING_SYNC;
+
+#if CONFIG_VULKAN
+ VkPhysicalDeviceIDProperties vk_idp = {
+ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_ID_PROPERTIES,
+ };
+#endif
+
+ switch (src_ctx->type) {
+#if CONFIG_VULKAN
+ case AV_HWDEVICE_TYPE_VULKAN: {
+ AVVulkanDeviceContext *vkctx = src_ctx->hwctx;
+ VkPhysicalDeviceProperties2 vk_dev_props = {
+ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROPERTIES_2,
+ .pNext = &vk_idp,
+ };
+ vkGetPhysicalDeviceProperties2(vkctx->phys_dev, &vk_dev_props);
+ src_uuid = vk_idp.deviceUUID;
+ break;
+ }
+#endif
+ default:
+ return AVERROR(ENOSYS);
+ }
+
+ if (!src_uuid) {
+ av_log(device_ctx, AV_LOG_ERROR,
+ "Failed to get UUID of source device.\n");
+ goto error;
+ }
+
+ if (cuda_device_init(device_ctx) < 0)
+ goto error;
+
+ cu = hwctx->internal->cuda_dl;
+
+ ret = CHECK_CU(cu->cuInit(0));
+ if (ret < 0)
+ goto error;
+
+ ret = CHECK_CU(cu->cuDeviceGetCount(&device_count));
+ if (ret < 0)
+ goto error;
+
+ hwctx->internal->cuda_device = -1;
+ for (i = 0; i < device_count; i++) {
+ CUdevice dev;
+ CUuuid uuid;
+
+ ret = CHECK_CU(cu->cuDeviceGet(&dev, i));
+ if (ret < 0)
+ goto error;
+
+ ret = CHECK_CU(cu->cuDeviceGetUuid(&uuid, dev));
+ if (ret < 0)
+ goto error;
+
+ if (memcmp(src_uuid, uuid.bytes, sizeof (uuid.bytes)) == 0) {
+ hwctx->internal->cuda_device = dev;
+ break;
+ }
+ }
+
+ if (hwctx->internal->cuda_device == -1) {
+ av_log(device_ctx, AV_LOG_ERROR, "Could not derive CUDA device.\n");
+ goto error;
+ }
+
+ hwctx->internal->flags = flags;
+
+ if (flags & AV_CUDA_USE_PRIMARY_CONTEXT) {
+ ret = CHECK_CU(cu->cuDevicePrimaryCtxGetState(hwctx->internal->cuda_device, &dev_flags, &dev_active));
+ if (ret < 0)
+ goto error;
+
+ if (dev_active && dev_flags != desired_flags) {
+ av_log(device_ctx, AV_LOG_ERROR, "Primary context already active with incompatible flags.\n");
+ goto error;
+ } else if (dev_flags != desired_flags) {
+ ret = CHECK_CU(cu->cuDevicePrimaryCtxSetFlags(hwctx->internal->cuda_device, desired_flags));
+ if (ret < 0)
+ goto error;
+ }
+
+ ret = CHECK_CU(cu->cuDevicePrimaryCtxRetain(&hwctx->cuda_ctx, hwctx->internal->cuda_device));
+ if (ret < 0)
+ goto error;
+ } else {
+ ret = CHECK_CU(cu->cuCtxCreate(&hwctx->cuda_ctx, desired_flags, hwctx->internal->cuda_device));
+ if (ret < 0)
+ goto error;
+
+ CHECK_CU(cu->cuCtxPopCurrent(&dummy));
+ }
+
+ hwctx->internal->is_allocated = 1;
+
+ // Setting stream to NULL will make functions automatically use the default CUstream
+ hwctx->stream = NULL;
+
+ return 0;
+
+error:
+ cuda_device_uninit(device_ctx);
+ return AVERROR_UNKNOWN;
+}
+
const HWContextType ff_hwcontext_type_cuda = {
.type = AV_HWDEVICE_TYPE_CUDA,
.name = "CUDA",
@@ -397,6 +528,7 @@ const HWContextType ff_hwcontext_type_cuda = {
.frames_priv_size = sizeof(CUDAFramesContext),
.device_create = cuda_device_create,
+ .device_derive = cuda_device_derive,
.device_init = cuda_device_init,
.device_uninit = cuda_device_uninit,
.frames_get_constraints = cuda_frames_get_constraints,
diff --git a/libavutil/hwcontext_internal.h b/libavutil/hwcontext_internal.h
index 77dc47ddd6..dba0f39944 100644
--- a/libavutil/hwcontext_internal.h
+++ b/libavutil/hwcontext_internal.h
@@ -172,5 +172,6 @@ extern const HWContextType ff_hwcontext_type_vaapi;
extern const HWContextType ff_hwcontext_type_vdpau;
extern const HWContextType ff_hwcontext_type_videotoolbox;
extern const HWContextType ff_hwcontext_type_mediacodec;
+extern const HWContextType ff_hwcontext_type_vulkan;
#endif /* AVUTIL_HWCONTEXT_INTERNAL_H */
diff --git a/libavutil/hwcontext_vulkan.c b/libavutil/hwcontext_vulkan.c
new file mode 100644
index 0000000000..0fe88e6b9f
--- /dev/null
+++ b/libavutil/hwcontext_vulkan.c
@@ -0,0 +1,2825 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+#include "pixdesc.h"
+#include "avstring.h"
+#include "imgutils.h"
+#include "hwcontext.h"
+#include "hwcontext_internal.h"
+#include "hwcontext_vulkan.h"
+
+#if CONFIG_LIBDRM
+#include <unistd.h>
+#include <xf86drm.h>
+#include <drm_fourcc.h>
+#include "hwcontext_drm.h"
+#if CONFIG_VAAPI
+#include <va/va_drmcommon.h>
+#include "hwcontext_vaapi.h"
+#endif
+#endif
+
+#if CONFIG_CUDA
+#include "hwcontext_cuda_internal.h"
+#include "cuda_check.h"
+#define CHECK_CU(x) FF_CUDA_CHECK_DL(cuda_cu, cu, x)
+#endif
+
+typedef struct VulkanExecCtx {
+ VkCommandPool pool;
+ VkCommandBuffer buf;
+ VkQueue queue;
+ VkFence fence;
+} VulkanExecCtx;
+
+typedef struct VulkanDevicePriv {
+ /* Properties */
+ VkPhysicalDeviceProperties props;
+ VkPhysicalDeviceMemoryProperties mprops;
+
+ /* Debug callback */
+ VkDebugUtilsMessengerEXT debug_ctx;
+
+ /* Image uploading */
+ VulkanExecCtx cmd;
+
+ /* Extensions */
+ uint64_t extensions;
+
+ /* Settings */
+ int use_linear_images;
+
+ /* Nvidia */
+ int dev_is_nvidia;
+} VulkanDevicePriv;
+
+typedef struct VulkanFramesPriv {
+ VulkanExecCtx cmd;
+} VulkanFramesPriv;
+
+typedef struct AVVkFrameInternal {
+#if CONFIG_CUDA
+ /* Importing external memory into cuda is really expensive so we keep the
+ * memory imported all the time */
+ AVBufferRef *cuda_fc_ref; /* Need to keep it around for uninit */
+ CUexternalMemory ext_mem[AV_NUM_DATA_POINTERS];
+ CUmipmappedArray cu_mma[AV_NUM_DATA_POINTERS];
+ CUarray cu_array[AV_NUM_DATA_POINTERS];
+ CUexternalSemaphore cu_sem[AV_NUM_DATA_POINTERS];
+#endif
+} AVVkFrameInternal;
+
+#define VK_LOAD_PFN(inst, name) PFN_##name pfn_##name = (PFN_##name) \
+ vkGetInstanceProcAddr(inst, #name)
+
+#define DEFAULT_USAGE_FLAGS (VK_IMAGE_USAGE_SAMPLED_BIT | \
+ VK_IMAGE_USAGE_STORAGE_BIT | \
+ VK_IMAGE_USAGE_TRANSFER_SRC_BIT | \
+ VK_IMAGE_USAGE_TRANSFER_DST_BIT)
+
+#define ADD_VAL_TO_LIST(list, count, val) \
+ do { \
+ list = av_realloc_array(list, sizeof(*list), ++count); \
+ if (!list) { \
+ err = AVERROR(ENOMEM); \
+ goto end; \
+ } \
+ list[count - 1] = val; \
+ } while(0)
+
+static const struct {
+ enum AVPixelFormat pixfmt;
+ const VkFormat vkfmts[3];
+} vk_pixfmt_map[] = {
+ { AV_PIX_FMT_GRAY8, { VK_FORMAT_R8_UNORM } },
+ { AV_PIX_FMT_GRAY16, { VK_FORMAT_R16_UNORM } },
+ { AV_PIX_FMT_GRAYF32, { VK_FORMAT_R32_SFLOAT } },
+
+ { AV_PIX_FMT_NV12, { VK_FORMAT_R8_UNORM, VK_FORMAT_R8G8_UNORM } },
+ { AV_PIX_FMT_P010, { VK_FORMAT_R16_UNORM, VK_FORMAT_R16G16_UNORM } },
+ { AV_PIX_FMT_P016, { VK_FORMAT_R16_UNORM, VK_FORMAT_R16G16_UNORM } },
+
+ { AV_PIX_FMT_YUV420P, { VK_FORMAT_R8_UNORM, VK_FORMAT_R8_UNORM, VK_FORMAT_R8_UNORM } },
+ { AV_PIX_FMT_YUV422P, { VK_FORMAT_R8_UNORM, VK_FORMAT_R8_UNORM, VK_FORMAT_R8_UNORM } },
+ { AV_PIX_FMT_YUV444P, { VK_FORMAT_R8_UNORM, VK_FORMAT_R8_UNORM, VK_FORMAT_R8_UNORM } },
+
+ { AV_PIX_FMT_YUV420P16, { VK_FORMAT_R16_UNORM, VK_FORMAT_R16_UNORM, VK_FORMAT_R16_UNORM } },
+ { AV_PIX_FMT_YUV422P16, { VK_FORMAT_R16_UNORM, VK_FORMAT_R16_UNORM, VK_FORMAT_R16_UNORM } },
+ { AV_PIX_FMT_YUV444P16, { VK_FORMAT_R16_UNORM, VK_FORMAT_R16_UNORM, VK_FORMAT_R16_UNORM } },
+
+ { AV_PIX_FMT_ABGR, { VK_FORMAT_A8B8G8R8_UNORM_PACK32 } },
+ { AV_PIX_FMT_BGRA, { VK_FORMAT_B8G8R8A8_UNORM } },
+ { AV_PIX_FMT_RGBA, { VK_FORMAT_R8G8B8A8_UNORM } },
+ { AV_PIX_FMT_RGB24, { VK_FORMAT_R8G8B8_UNORM } },
+ { AV_PIX_FMT_BGR24, { VK_FORMAT_B8G8R8_UNORM } },
+ { AV_PIX_FMT_RGB48, { VK_FORMAT_R16G16B16_UNORM } },
+ { AV_PIX_FMT_RGBA64, { VK_FORMAT_R16G16B16A16_UNORM } },
+ { AV_PIX_FMT_RGB565, { VK_FORMAT_R5G6B5_UNORM_PACK16 } },
+ { AV_PIX_FMT_BGR565, { VK_FORMAT_B5G6R5_UNORM_PACK16 } },
+ { AV_PIX_FMT_BGR0, { VK_FORMAT_B8G8R8A8_UNORM } },
+ { AV_PIX_FMT_0BGR, { VK_FORMAT_A8B8G8R8_UNORM_PACK32 } },
+ { AV_PIX_FMT_RGB0, { VK_FORMAT_R8G8B8A8_UNORM } },
+
+ { AV_PIX_FMT_GBRPF32, { VK_FORMAT_R32_SFLOAT, VK_FORMAT_R32_SFLOAT, VK_FORMAT_R32_SFLOAT } },
+};
+
+const VkFormat *av_vkfmt_from_pixfmt(enum AVPixelFormat p)
+{
+ for (enum AVPixelFormat i = 0; i < FF_ARRAY_ELEMS(vk_pixfmt_map); i++)
+ if (vk_pixfmt_map[i].pixfmt == p)
+ return vk_pixfmt_map[i].vkfmts;
+ return NULL;
+}
+
+static int pixfmt_is_supported(AVVulkanDeviceContext *hwctx, enum AVPixelFormat p,
+ int linear)
+{
+ const VkFormat *fmt = av_vkfmt_from_pixfmt(p);
+ int planes = av_pix_fmt_count_planes(p);
+
+ if (!fmt)
+ return 0;
+
+ for (int i = 0; i < planes; i++) {
+ VkFormatFeatureFlags flags;
+ VkFormatProperties2 prop = {
+ .sType = VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_2,
+ };
+ vkGetPhysicalDeviceFormatProperties2(hwctx->phys_dev, fmt[i], &prop);
+ flags = linear ? prop.formatProperties.linearTilingFeatures :
+ prop.formatProperties.optimalTilingFeatures;
+ if (!(flags & DEFAULT_USAGE_FLAGS))
+ return 0;
+ }
+
+ return 1;
+}
+
+enum VulkanExtensions {
+ EXT_EXTERNAL_DMABUF_MEMORY = 1ULL << 0, /* VK_EXT_external_memory_dma_buf */
+ EXT_DRM_MODIFIER_FLAGS = 1ULL << 1, /* VK_EXT_image_drm_format_modifier */
+ EXT_EXTERNAL_FD_MEMORY = 1ULL << 2, /* VK_KHR_external_memory_fd */
+ EXT_EXTERNAL_FD_SEM = 1ULL << 3, /* VK_KHR_external_semaphore_fd */
+
+ EXT_OPTIONAL = 1ULL << 62,
+ EXT_REQUIRED = 1ULL << 63,
+};
+
+typedef struct VulkanOptExtension {
+ const char *name;
+ uint64_t flag;
+} VulkanOptExtension;
+
+static const VulkanOptExtension optional_instance_exts[] = {
+ /* For future use */
+};
+
+static const VulkanOptExtension optional_device_exts[] = {
+ { VK_KHR_EXTERNAL_MEMORY_FD_EXTENSION_NAME, EXT_EXTERNAL_FD_MEMORY, },
+ { VK_EXT_EXTERNAL_MEMORY_DMA_BUF_EXTENSION_NAME, EXT_EXTERNAL_DMABUF_MEMORY, },
+ { VK_EXT_IMAGE_DRM_FORMAT_MODIFIER_EXTENSION_NAME, EXT_DRM_MODIFIER_FLAGS, },
+ { VK_KHR_EXTERNAL_SEMAPHORE_FD_EXTENSION_NAME, EXT_EXTERNAL_FD_SEM, },
+};
+
+/* Converts return values to strings */
+static const char *vk_ret2str(VkResult res)
+{
+#define CASE(VAL) case VAL: return #VAL
+ switch (res) {
+ CASE(VK_SUCCESS);
+ CASE(VK_NOT_READY);
+ CASE(VK_TIMEOUT);
+ CASE(VK_EVENT_SET);
+ CASE(VK_EVENT_RESET);
+ CASE(VK_INCOMPLETE);
+ CASE(VK_ERROR_OUT_OF_HOST_MEMORY);
+ CASE(VK_ERROR_OUT_OF_DEVICE_MEMORY);
+ CASE(VK_ERROR_INITIALIZATION_FAILED);
+ CASE(VK_ERROR_DEVICE_LOST);
+ CASE(VK_ERROR_MEMORY_MAP_FAILED);
+ CASE(VK_ERROR_LAYER_NOT_PRESENT);
+ CASE(VK_ERROR_EXTENSION_NOT_PRESENT);
+ CASE(VK_ERROR_FEATURE_NOT_PRESENT);
+ CASE(VK_ERROR_INCOMPATIBLE_DRIVER);
+ CASE(VK_ERROR_TOO_MANY_OBJECTS);
+ CASE(VK_ERROR_FORMAT_NOT_SUPPORTED);
+ CASE(VK_ERROR_FRAGMENTED_POOL);
+ CASE(VK_ERROR_SURFACE_LOST_KHR);
+ CASE(VK_ERROR_NATIVE_WINDOW_IN_USE_KHR);
+ CASE(VK_SUBOPTIMAL_KHR);
+ CASE(VK_ERROR_OUT_OF_DATE_KHR);
+ CASE(VK_ERROR_INCOMPATIBLE_DISPLAY_KHR);
+ CASE(VK_ERROR_VALIDATION_FAILED_EXT);
+ CASE(VK_ERROR_INVALID_SHADER_NV);
+ CASE(VK_ERROR_OUT_OF_POOL_MEMORY);
+ CASE(VK_ERROR_INVALID_EXTERNAL_HANDLE);
+ CASE(VK_ERROR_NOT_PERMITTED_EXT);
+ CASE(VK_ERROR_INVALID_DRM_FORMAT_MODIFIER_PLANE_LAYOUT_EXT);
+ CASE(VK_ERROR_INVALID_DEVICE_ADDRESS_EXT);
+ CASE(VK_ERROR_FULL_SCREEN_EXCLUSIVE_MODE_LOST_EXT);
+ default: return "Unknown error";
+ }
+#undef CASE
+}
+
+static VkBool32 vk_dbg_callback(VkDebugUtilsMessageSeverityFlagBitsEXT severity,
+ VkDebugUtilsMessageTypeFlagsEXT messageType,
+ const VkDebugUtilsMessengerCallbackDataEXT *data,
+ void *priv)
+{
+ int l;
+ AVHWDeviceContext *ctx = priv;
+
+ switch (severity) {
+ case VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT: l = AV_LOG_VERBOSE; break;
+ case VK_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT: l = AV_LOG_INFO; break;
+ case VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT: l = AV_LOG_WARNING; break;
+ case VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT: l = AV_LOG_ERROR; break;
+ default: l = AV_LOG_DEBUG; break;
+ }
+
+ av_log(ctx, l, "%s\n", data->pMessage);
+ for (int i = 0; i < data->cmdBufLabelCount; i++)
+ av_log(ctx, l, "\t%i: %s\n", i, data->pCmdBufLabels[i].pLabelName);
+
+ return 0;
+}
+
+static int check_extensions(AVHWDeviceContext *ctx, int dev,
+ const char * const **dst, uint32_t *num, int debug)
+{
+ const char *tstr;
+ const char **extension_names = NULL;
+ VulkanDevicePriv *p = ctx->internal->priv;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ int err = 0, found, extensions_found = 0;
+
+ const char *mod;
+ int optional_exts_num;
+ uint32_t sup_ext_count;
+ VkExtensionProperties *sup_ext;
+ const VulkanOptExtension *optional_exts;
+
+ if (!dev) {
+ mod = "instance";
+ optional_exts = optional_instance_exts;
+ optional_exts_num = FF_ARRAY_ELEMS(optional_instance_exts);
+ vkEnumerateInstanceExtensionProperties(NULL, &sup_ext_count, NULL);
+ sup_ext = av_malloc_array(sup_ext_count, sizeof(VkExtensionProperties));
+ if (!sup_ext)
+ return AVERROR(ENOMEM);
+ vkEnumerateInstanceExtensionProperties(NULL, &sup_ext_count, sup_ext);
+ } else {
+ mod = "device";
+ optional_exts = optional_device_exts;
+ optional_exts_num = FF_ARRAY_ELEMS(optional_device_exts);
+ vkEnumerateDeviceExtensionProperties(hwctx->phys_dev, NULL,
+ &sup_ext_count, NULL);
+ sup_ext = av_malloc_array(sup_ext_count, sizeof(VkExtensionProperties));
+ if (!sup_ext)
+ return AVERROR(ENOMEM);
+ vkEnumerateDeviceExtensionProperties(hwctx->phys_dev, NULL,
+ &sup_ext_count, sup_ext);
+ }
+
+ for (int i = 0; i < optional_exts_num; i++) {
+ int req = optional_exts[i].flag & EXT_REQUIRED;
+ tstr = optional_exts[i].name;
+
+ found = 0;
+ for (int j = 0; j < sup_ext_count; j++) {
+ if (!strcmp(tstr, sup_ext[j].extensionName)) {
+ found = 1;
+ break;
+ }
+ }
+ if (!found) {
+ int lvl = req ? AV_LOG_ERROR : AV_LOG_VERBOSE;
+ av_log(ctx, lvl, "Extension \"%s\" not found!\n", tstr);
+ if (req) {
+ err = AVERROR(EINVAL);
+ goto end;
+ }
+ continue;
+ }
+ if (!req)
+ p->extensions |= optional_exts[i].flag;
+
+ av_log(ctx, AV_LOG_VERBOSE, "Using %s extension \"%s\"\n", mod, tstr);
+
+ ADD_VAL_TO_LIST(extension_names, extensions_found, tstr);
+ }
+
+ if (debug && !dev) {
+ tstr = VK_EXT_DEBUG_UTILS_EXTENSION_NAME;
+ found = 0;
+ for (int j = 0; j < sup_ext_count; j++) {
+ if (!strcmp(tstr, sup_ext[j].extensionName)) {
+ found = 1;
+ break;
+ }
+ }
+ if (found) {
+ ADD_VAL_TO_LIST(extension_names, extensions_found, tstr);
+ } else {
+ av_log(ctx, AV_LOG_ERROR, "Debug extension \"%s\" not found!\n",
+ tstr);
+ err = AVERROR(EINVAL);
+ goto end;
+ }
+ }
+
+ *dst = extension_names;
+ *num = extensions_found;
+
+end:
+ av_free(sup_ext);
+ return err;
+}
+
+/* Creates a VkInstance */
+static int create_instance(AVHWDeviceContext *ctx, AVDictionary *opts)
+{
+ int err = 0;
+ VkResult ret;
+ VulkanDevicePriv *p = ctx->internal->priv;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ AVDictionaryEntry *debug_opt = av_dict_get(opts, "debug", NULL, 0);
+ const int debug_mode = debug_opt && strtol(debug_opt->value, NULL, 10);
+ VkApplicationInfo application_info = {
+ .sType = VK_STRUCTURE_TYPE_APPLICATION_INFO,
+ .pEngineName = "libavutil",
+ .apiVersion = VK_API_VERSION_1_1,
+ .engineVersion = VK_MAKE_VERSION(LIBAVUTIL_VERSION_MAJOR,
+ LIBAVUTIL_VERSION_MINOR,
+ LIBAVUTIL_VERSION_MICRO),
+ };
+ VkInstanceCreateInfo inst_props = {
+ .sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO,
+ .pApplicationInfo = &application_info,
+ };
+
+ /* Check for present/missing extensions */
+ err = check_extensions(ctx, 0, &inst_props.ppEnabledExtensionNames,
+ &inst_props.enabledExtensionCount, debug_mode);
+ if (err < 0)
+ return err;
+
+ if (debug_mode) {
+ static const char *layers[] = { "VK_LAYER_LUNARG_standard_validation" };
+ inst_props.ppEnabledLayerNames = layers;
+ inst_props.enabledLayerCount = FF_ARRAY_ELEMS(layers);
+ }
+
+ /* Try to create the instance */
+ ret = vkCreateInstance(&inst_props, hwctx->alloc, &hwctx->inst);
+
+ /* Free used memory */
+ av_free((void *)inst_props.ppEnabledExtensionNames);
+
+ /* Check for errors */
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Instance creation failure: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ if (debug_mode) {
+ VkDebugUtilsMessengerCreateInfoEXT dbg = {
+ .sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT,
+ .messageSeverity = VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT |
+ VK_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT |
+ VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT |
+ VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT,
+ .messageType = VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT |
+ VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT |
+ VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT,
+ .pfnUserCallback = vk_dbg_callback,
+ .pUserData = ctx,
+ };
+ VK_LOAD_PFN(hwctx->inst, vkCreateDebugUtilsMessengerEXT);
+
+ pfn_vkCreateDebugUtilsMessengerEXT(hwctx->inst, &dbg,
+ hwctx->alloc, &p->debug_ctx);
+ }
+
+ return 0;
+}
+
+typedef struct VulkanDeviceSelection {
+ uint8_t uuid[VK_UUID_SIZE]; /* Will use this first unless !has_uuid */
+ int has_uuid;
+ const char *name; /* Will use this second unless NULL */
+ uint32_t pci_device; /* Will use this third unless 0x0 */
+ uint32_t vendor_id; /* Last resort to find something deterministic */
+ int index; /* Finally fall back to index */
+} VulkanDeviceSelection;
+
+static const char *vk_dev_type(enum VkPhysicalDeviceType type)
+{
+ switch (type) {
+ case VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU: return "integrated";
+ case VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU: return "discrete";
+ case VK_PHYSICAL_DEVICE_TYPE_VIRTUAL_GPU: return "virtual";
+ case VK_PHYSICAL_DEVICE_TYPE_CPU: return "software";
+ default: return "unknown";
+ }
+}
+
+/* Finds a device */
+static int find_device(AVHWDeviceContext *ctx, VulkanDeviceSelection *select)
+{
+ int err = 0, choice = -1;
+ uint32_t num;
+ VkResult ret;
+ VkPhysicalDevice *devices = NULL;
+ VkPhysicalDeviceIDProperties *idp = NULL;
+ VkPhysicalDeviceProperties2 *prop = NULL;
+ VulkanDevicePriv *p = ctx->internal->priv;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+
+ ret = vkEnumeratePhysicalDevices(hwctx->inst, &num, NULL);
+ if (ret != VK_SUCCESS || !num) {
+ av_log(ctx, AV_LOG_ERROR, "No devices found: %s!\n", vk_ret2str(ret));
+ return AVERROR(ENODEV);
+ }
+
+ devices = av_malloc_array(num, sizeof(VkPhysicalDevice));
+ if (!devices)
+ return AVERROR(ENOMEM);
+
+ ret = vkEnumeratePhysicalDevices(hwctx->inst, &num, devices);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed enumerating devices: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR(ENODEV);
+ goto end;
+ }
+
+ prop = av_mallocz_array(num, sizeof(*prop));
+ if (!prop) {
+ err = AVERROR(ENOMEM);
+ goto end;
+ }
+
+ idp = av_mallocz_array(num, sizeof(*idp));
+ if (!idp) {
+ err = AVERROR(ENOMEM);
+ goto end;
+ }
+
+ av_log(ctx, AV_LOG_VERBOSE, "GPU listing:\n");
+ for (int i = 0; i < num; i++) {
+ idp[i].sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_ID_PROPERTIES;
+ prop[i].sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PROPERTIES_2;
+ prop[i].pNext = &idp[i];
+
+ vkGetPhysicalDeviceProperties2(devices[i], &prop[i]);
+ av_log(ctx, AV_LOG_VERBOSE, " %d: %s (%s) (0x%x)\n", i,
+ prop[i].properties.deviceName,
+ vk_dev_type(prop[i].properties.deviceType),
+ prop[i].properties.deviceID);
+ }
+
+ if (select->has_uuid) {
+ for (int i = 0; i < num; i++) {
+ if (!strncmp(idp[i].deviceUUID, select->uuid, VK_UUID_SIZE)) {
+ choice = i;
+ goto end;
+ }
+ }
+ av_log(ctx, AV_LOG_ERROR, "Unable to find device by given UUID!\n");
+ err = AVERROR(ENODEV);
+ goto end;
+ } else if (select->name) {
+ av_log(ctx, AV_LOG_VERBOSE, "Requested device: %s\n", select->name);
+ for (int i = 0; i < num; i++) {
+ if (strstr(prop[i].properties.deviceName, select->name)) {
+ choice = i;
+ goto end;
+ }
+ }
+ av_log(ctx, AV_LOG_ERROR, "Unable to find device \"%s\"!\n",
+ select->name);
+ err = AVERROR(ENODEV);
+ goto end;
+ } else if (select->pci_device) {
+ av_log(ctx, AV_LOG_VERBOSE, "Requested device: 0x%x\n", select->pci_device);
+ for (int i = 0; i < num; i++) {
+ if (select->pci_device == prop[i].properties.deviceID) {
+ choice = i;
+ goto end;
+ }
+ }
+ av_log(ctx, AV_LOG_ERROR, "Unable to find device with PCI ID 0x%x!\n",
+ select->pci_device);
+ err = AVERROR(EINVAL);
+ goto end;
+ } else if (select->vendor_id) {
+ av_log(ctx, AV_LOG_VERBOSE, "Requested vendor: 0x%x\n", select->vendor_id);
+ for (int i = 0; i < num; i++) {
+ if (select->vendor_id == prop[i].properties.vendorID) {
+ choice = i;
+ goto end;
+ }
+ }
+ av_log(ctx, AV_LOG_ERROR, "Unable to find device with Vendor ID 0x%x!\n",
+ select->vendor_id);
+ err = AVERROR(ENODEV);
+ goto end;
+ } else {
+ if (select->index < num) {
+ choice = select->index;
+ goto end;
+ }
+ av_log(ctx, AV_LOG_ERROR, "Unable to find device with index %i!\n",
+ select->index);
+ err = AVERROR(ENODEV);
+ goto end;
+ }
+
+end:
+ if (choice > -1) {
+ p->dev_is_nvidia = (prop[choice].properties.vendorID == 0x10de);
+ hwctx->phys_dev = devices[choice];
+ }
+ av_free(devices);
+ av_free(prop);
+ av_free(idp);
+
+ return err;
+}
+
+static int search_queue_families(AVHWDeviceContext *ctx, VkDeviceCreateInfo *cd)
+{
+ uint32_t num;
+ VkQueueFamilyProperties *qs = NULL;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ int graph_index = -1, comp_index = -1, tx_index = -1;
+ VkDeviceQueueCreateInfo *pc = (VkDeviceQueueCreateInfo *)cd->pQueueCreateInfos;
+
+ /* First get the number of queue families */
+ vkGetPhysicalDeviceQueueFamilyProperties(hwctx->phys_dev, &num, NULL);
+ if (!num) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to get queues!\n");
+ return AVERROR_EXTERNAL;
+ }
+
+ /* Then allocate memory */
+ qs = av_malloc_array(num, sizeof(VkQueueFamilyProperties));
+ if (!qs)
+ return AVERROR(ENOMEM);
+
+ /* Finally retrieve the queue families */
+ vkGetPhysicalDeviceQueueFamilyProperties(hwctx->phys_dev, &num, qs);
+
+#define SEARCH_FLAGS(expr, out) \
+ for (int i = 0; i < num; i++) { \
+ const VkQueueFlagBits flags = qs[i].queueFlags; \
+ if (expr) { \
+ out = i; \
+ break; \
+ } \
+ }
+
+ SEARCH_FLAGS(flags & VK_QUEUE_GRAPHICS_BIT, graph_index)
+
+ SEARCH_FLAGS((flags & VK_QUEUE_COMPUTE_BIT) && (i != graph_index),
+ comp_index)
+
+ SEARCH_FLAGS((flags & VK_QUEUE_TRANSFER_BIT) && (i != graph_index) &&
+ (i != comp_index), tx_index)
+
+#undef SEARCH_FLAGS
+#define QF_FLAGS(flags) \
+ ((flags) & VK_QUEUE_GRAPHICS_BIT ) ? "(graphics) " : "", \
+ ((flags) & VK_QUEUE_COMPUTE_BIT ) ? "(compute) " : "", \
+ ((flags) & VK_QUEUE_TRANSFER_BIT ) ? "(transfer) " : "", \
+ ((flags) & VK_QUEUE_SPARSE_BINDING_BIT) ? "(sparse) " : ""
+
+ av_log(ctx, AV_LOG_VERBOSE, "Using queue family %i for graphics, "
+ "flags: %s%s%s%s\n", graph_index, QF_FLAGS(qs[graph_index].queueFlags));
+
+ hwctx->queue_family_index = graph_index;
+ hwctx->queue_family_tx_index = graph_index;
+ hwctx->queue_family_comp_index = graph_index;
+
+ pc[cd->queueCreateInfoCount++].queueFamilyIndex = graph_index;
+
+ if (comp_index != -1) {
+ av_log(ctx, AV_LOG_VERBOSE, "Using queue family %i for compute, "
+ "flags: %s%s%s%s\n", comp_index, QF_FLAGS(qs[comp_index].queueFlags));
+ hwctx->queue_family_tx_index = comp_index;
+ hwctx->queue_family_comp_index = comp_index;
+ pc[cd->queueCreateInfoCount++].queueFamilyIndex = comp_index;
+ }
+
+ if (tx_index != -1) {
+ av_log(ctx, AV_LOG_VERBOSE, "Using queue family %i for transfers, "
+ "flags: %s%s%s%s\n", tx_index, QF_FLAGS(qs[tx_index].queueFlags));
+ hwctx->queue_family_tx_index = tx_index;
+ pc[cd->queueCreateInfoCount++].queueFamilyIndex = tx_index;
+ }
+
+#undef QF_FLAGS
+
+ av_free(qs);
+
+ return 0;
+}
+
+static int create_exec_ctx(AVHWDeviceContext *ctx, VulkanExecCtx *cmd,
+ int queue_family_index)
+{
+ VkResult ret;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+
+ VkCommandPoolCreateInfo cqueue_create = {
+ .sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO,
+ .flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT,
+ .queueFamilyIndex = queue_family_index,
+ };
+ VkCommandBufferAllocateInfo cbuf_create = {
+ .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO,
+ .level = VK_COMMAND_BUFFER_LEVEL_PRIMARY,
+ .commandBufferCount = 1,
+ };
+
+ VkFenceCreateInfo fence_spawn = {
+ .sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
+ };
+
+ ret = vkCreateFence(hwctx->act_dev, &fence_spawn,
+ hwctx->alloc, &cmd->fence);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to create frame fence: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ ret = vkCreateCommandPool(hwctx->act_dev, &cqueue_create,
+ hwctx->alloc, &cmd->pool);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Command pool creation failure: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ cbuf_create.commandPool = cmd->pool;
+
+ ret = vkAllocateCommandBuffers(hwctx->act_dev, &cbuf_create, &cmd->buf);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Command buffer alloc failure: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ vkGetDeviceQueue(hwctx->act_dev, cqueue_create.queueFamilyIndex, 0,
+ &cmd->queue);
+
+ return 0;
+}
+
+static void free_exec_ctx(AVHWDeviceContext *ctx, VulkanExecCtx *cmd)
+{
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+
+ if (cmd->fence)
+ vkDestroyFence(hwctx->act_dev, cmd->fence, hwctx->alloc);
+ if (cmd->buf)
+ vkFreeCommandBuffers(hwctx->act_dev, cmd->pool, 1, &cmd->buf);
+ if (cmd->pool)
+ vkDestroyCommandPool(hwctx->act_dev, cmd->pool, hwctx->alloc);
+}
+
+static void vulkan_device_free(AVHWDeviceContext *ctx)
+{
+ VulkanDevicePriv *p = ctx->internal->priv;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+
+ free_exec_ctx(ctx, &p->cmd);
+
+ vkDestroyDevice(hwctx->act_dev, hwctx->alloc);
+
+ if (p->debug_ctx) {
+ VK_LOAD_PFN(hwctx->inst, vkDestroyDebugUtilsMessengerEXT);
+ pfn_vkDestroyDebugUtilsMessengerEXT(hwctx->inst, p->debug_ctx,
+ hwctx->alloc);
+ }
+
+ vkDestroyInstance(hwctx->inst, hwctx->alloc);
+}
+
+static int vulkan_device_create_internal(AVHWDeviceContext *ctx,
+ VulkanDeviceSelection *dev_select,
+ AVDictionary *opts, int flags)
+{
+ int err = 0;
+ VkResult ret;
+ AVDictionaryEntry *opt_d;
+ VulkanDevicePriv *p = ctx->internal->priv;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VkDeviceQueueCreateInfo queue_create_info[3] = {
+ { .sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
+ .pQueuePriorities = (float []){ 1.0f },
+ .queueCount = 1, },
+ { .sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
+ .pQueuePriorities = (float []){ 1.0f },
+ .queueCount = 1, },
+ { .sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO,
+ .pQueuePriorities = (float []){ 1.0f },
+ .queueCount = 1, },
+ };
+
+ VkDeviceCreateInfo dev_info = {
+ .sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
+ .pQueueCreateInfos = queue_create_info,
+ .queueCreateInfoCount = 0,
+ };
+
+ ctx->free = vulkan_device_free;
+
+ /* Create an instance if not given one */
+ if ((err = create_instance(ctx, opts)))
+ goto end;
+
+ /* Find a device (if not given one) */
+ if ((err = find_device(ctx, dev_select)))
+ goto end;
+
+ vkGetPhysicalDeviceProperties(hwctx->phys_dev, &p->props);
+ av_log(ctx, AV_LOG_VERBOSE, "Using device: %s\n", p->props.deviceName);
+ av_log(ctx, AV_LOG_VERBOSE, "Alignments:\n");
+ av_log(ctx, AV_LOG_VERBOSE, " optimalBufferCopyOffsetAlignment: %li\n",
+ p->props.limits.optimalBufferCopyOffsetAlignment);
+ av_log(ctx, AV_LOG_VERBOSE, " optimalBufferCopyRowPitchAlignment: %li\n",
+ p->props.limits.optimalBufferCopyRowPitchAlignment);
+ av_log(ctx, AV_LOG_VERBOSE, " minMemoryMapAlignment: %li\n",
+ p->props.limits.minMemoryMapAlignment);
+
+ /* Search queue family */
+ if ((err = search_queue_families(ctx, &dev_info)))
+ goto end;
+
+ if ((err = check_extensions(ctx, 1, &dev_info.ppEnabledExtensionNames,
+ &dev_info.enabledExtensionCount, 0)))
+ goto end;
+
+ ret = vkCreateDevice(hwctx->phys_dev, &dev_info, hwctx->alloc,
+ &hwctx->act_dev);
+
+ av_free((void *)dev_info.ppEnabledExtensionNames);
+
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Device creation failure: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR_EXTERNAL;
+ goto end;
+ }
+
+ /* Tiled images setting, use them by default */
+ opt_d = av_dict_get(opts, "linear_images", NULL, 0);
+ if (opt_d)
+ p->use_linear_images = strtol(opt_d->value, NULL, 10);
+
+end:
+ return err;
+}
+
+static int vulkan_device_init(AVHWDeviceContext *ctx)
+{
+ int err;
+ uint32_t queue_num;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VulkanDevicePriv *p = ctx->internal->priv;
+
+ vkGetPhysicalDeviceQueueFamilyProperties(hwctx->phys_dev, &queue_num, NULL);
+ if (!queue_num) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to get queues!\n");
+ return AVERROR_EXTERNAL;
+ }
+
+#define CHECK_QUEUE(type, n) \
+if (n >= queue_num) { \
+ av_log(ctx, AV_LOG_ERROR, "Invalid %s queue index %i (device has %i queues)!\n", \
+ type, n, queue_num); \
+ return AVERROR(EINVAL); \
+}
+
+ CHECK_QUEUE("graphics", hwctx->queue_family_index)
+ CHECK_QUEUE("upload", hwctx->queue_family_tx_index)
+ CHECK_QUEUE("compute", hwctx->queue_family_comp_index)
+
+#undef CHECK_QUEUE
+
+ /* Create exec context - if there's something invalid this will error out */
+ err = create_exec_ctx(ctx, &p->cmd, hwctx->queue_family_tx_index);
+ if (err)
+ return err;
+
+ /* Get device capabilities */
+ vkGetPhysicalDeviceMemoryProperties(hwctx->phys_dev, &p->mprops);
+
+ return 0;
+}
+
+static int vulkan_device_create(AVHWDeviceContext *ctx, const char *device,
+ AVDictionary *opts, int flags)
+{
+ VulkanDeviceSelection dev_select = { 0 };
+ if (device && device[0]) {
+ char *end = NULL;
+ dev_select.index = strtol(device, &end, 10);
+ if (end == device) {
+ dev_select.index = 0;
+ dev_select.name = device;
+ }
+ }
+
+ return vulkan_device_create_internal(ctx, &dev_select, opts, flags);
+}
+
+static int vulkan_device_derive(AVHWDeviceContext *ctx,
+ AVHWDeviceContext *src_ctx, int flags)
+{
+ av_unused VulkanDeviceSelection dev_select = { 0 };
+
+ /* If there's only one device on the system, then even if its not covered
+ * by the following checks (e.g. non-PCIe ARM GPU), having an empty
+ * dev_select will mean it'll get picked. */
+ switch(src_ctx->type) {
+#if CONFIG_LIBDRM
+#if CONFIG_VAAPI
+ case AV_HWDEVICE_TYPE_VAAPI: {
+ AVVAAPIDeviceContext *src_hwctx = src_ctx->hwctx;
+
+ const char *vendor = vaQueryVendorString(src_hwctx->display);
+ if (!vendor) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to get device info from VAAPI!\n");
+ return AVERROR_EXTERNAL;
+ }
+
+ if (strstr(vendor, "Intel"))
+ dev_select.vendor_id = 0x8086;
+ if (strstr(vendor, "AMD"))
+ dev_select.vendor_id = 0x1002;
+
+ return vulkan_device_create_internal(ctx, &dev_select, NULL, flags);
+ }
+#endif
+ case AV_HWDEVICE_TYPE_DRM: {
+ AVDRMDeviceContext *src_hwctx = src_ctx->hwctx;
+
+ drmDevice *drm_dev_info;
+ int err = drmGetDevice(src_hwctx->fd, &drm_dev_info);
+ if (err) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to get device info from DRM fd!\n");
+ return AVERROR_EXTERNAL;
+ }
+
+ if (drm_dev_info->bustype == DRM_BUS_PCI)
+ dev_select.pci_device = drm_dev_info->deviceinfo.pci->device_id;
+
+ drmFreeDevice(&drm_dev_info);
+
+ return vulkan_device_create_internal(ctx, &dev_select, NULL, flags);
+ }
+#endif
+#if CONFIG_CUDA
+ case AV_HWDEVICE_TYPE_CUDA: {
+ AVHWDeviceContext *cuda_cu = src_ctx;
+ AVCUDADeviceContext *src_hwctx = src_ctx->hwctx;
+ AVCUDADeviceContextInternal *cu_internal = src_hwctx->internal;
+ CudaFunctions *cu = cu_internal->cuda_dl;
+
+ int ret = CHECK_CU(cu->cuDeviceGetUuid((CUuuid *)&dev_select.uuid,
+ cu_internal->cuda_device));
+ if (ret < 0) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to get UUID from CUDA!\n");
+ return AVERROR_EXTERNAL;
+ }
+
+ dev_select.has_uuid = 1;
+
+ return vulkan_device_create_internal(ctx, &dev_select, NULL, flags);
+ }
+#endif
+ default:
+ return AVERROR(ENOSYS);
+ }
+}
+
+static int vulkan_frames_get_constraints(AVHWDeviceContext *ctx,
+ const void *hwconfig,
+ AVHWFramesConstraints *constraints)
+{
+ int count = 0;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VulkanDevicePriv *p = ctx->internal->priv;
+
+ for (enum AVPixelFormat i = 0; i < AV_PIX_FMT_NB; i++)
+ count += pixfmt_is_supported(hwctx, i, p->use_linear_images);
+
+#if CONFIG_CUDA
+ if (p->dev_is_nvidia)
+ count++;
+#endif
+
+ constraints->valid_sw_formats = av_malloc_array(count + 1,
+ sizeof(enum AVPixelFormat));
+ if (!constraints->valid_sw_formats)
+ return AVERROR(ENOMEM);
+
+ count = 0;
+ for (enum AVPixelFormat i = 0; i < AV_PIX_FMT_NB; i++)
+ if (pixfmt_is_supported(hwctx, i, p->use_linear_images))
+ constraints->valid_sw_formats[count++] = i;
+
+#if CONFIG_CUDA
+ if (p->dev_is_nvidia)
+ constraints->valid_sw_formats[count++] = AV_PIX_FMT_CUDA;
+#endif
+ constraints->valid_sw_formats[count++] = AV_PIX_FMT_NONE;
+
+ constraints->min_width = 0;
+ constraints->min_height = 0;
+ constraints->max_width = p->props.limits.maxImageDimension2D;
+ constraints->max_height = p->props.limits.maxImageDimension2D;
+
+ constraints->valid_hw_formats = av_malloc_array(2, sizeof(enum AVPixelFormat));
+ if (!constraints->valid_hw_formats)
+ return AVERROR(ENOMEM);
+
+ constraints->valid_hw_formats[0] = AV_PIX_FMT_VULKAN;
+ constraints->valid_hw_formats[1] = AV_PIX_FMT_NONE;
+
+ return 0;
+}
+
+static int alloc_mem(AVHWDeviceContext *ctx, VkMemoryRequirements *req,
+ VkMemoryPropertyFlagBits req_flags, void *alloc_extension,
+ VkMemoryPropertyFlagBits *mem_flags, VkDeviceMemory *mem)
+{
+ VkResult ret;
+ int index = -1;
+ VulkanDevicePriv *p = ctx->internal->priv;
+ AVVulkanDeviceContext *dev_hwctx = ctx->hwctx;
+ VkMemoryAllocateInfo alloc_info = {
+ .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
+ .pNext = alloc_extension,
+ };
+
+ /* Align if we need to */
+ if (req_flags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT)
+ req->size = FFALIGN(req->size, p->props.limits.minMemoryMapAlignment);
+
+ alloc_info.allocationSize = req->size;
+
+ /* The vulkan spec requires memory types to be sorted in the "optimal"
+ * order, so the first matching type we find will be the best/fastest one */
+ for (int i = 0; i < p->mprops.memoryTypeCount; i++) {
+ /* The memory type must be supported by the requirements (bitfield) */
+ if (!(req->memoryTypeBits & (1 << i)))
+ continue;
+
+ /* The memory type flags must include our properties */
+ if ((p->mprops.memoryTypes[i].propertyFlags & req_flags) != req_flags)
+ continue;
+
+ /* Found a suitable memory type */
+ index = i;
+ break;
+ }
+
+ if (index < 0) {
+ av_log(ctx, AV_LOG_ERROR, "No memory type found for flags 0x%x\n",
+ req_flags);
+ return AVERROR(EINVAL);
+ }
+
+ alloc_info.memoryTypeIndex = index;
+
+ ret = vkAllocateMemory(dev_hwctx->act_dev, &alloc_info,
+ dev_hwctx->alloc, mem);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to allocate memory: %s\n",
+ vk_ret2str(ret));
+ return AVERROR(ENOMEM);
+ }
+
+ *mem_flags |= p->mprops.memoryTypes[index].propertyFlags;
+
+ return 0;
+}
+
+static void vulkan_free_internal(AVVkFrameInternal *internal)
+{
+ if (!internal)
+ return;
+
+#if CONFIG_CUDA
+ if (internal->cuda_fc_ref) {
+ AVHWFramesContext *cuda_fc = (AVHWFramesContext *)internal->cuda_fc_ref->data;
+ int planes = av_pix_fmt_count_planes(cuda_fc->sw_format);
+ AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;
+ AVCUDADeviceContext *cuda_dev = cuda_cu->hwctx;
+ AVCUDADeviceContextInternal *cu_internal = cuda_dev->internal;
+ CudaFunctions *cu = cu_internal->cuda_dl;
+
+ for (int i = 0; i < planes; i++) {
+ if (internal->cu_sem[i])
+ CHECK_CU(cu->cuDestroyExternalSemaphore(internal->cu_sem[i]));
+ if (internal->cu_mma[i])
+ CHECK_CU(cu->cuMipmappedArrayDestroy(internal->cu_mma[i]));
+ if (internal->ext_mem[i])
+ CHECK_CU(cu->cuDestroyExternalMemory(internal->ext_mem[i]));
+ }
+
+ av_buffer_unref(&internal->cuda_fc_ref);
+ }
+#endif
+
+ av_free(internal);
+}
+
+static void vulkan_frame_free(void *opaque, uint8_t *data)
+{
+ AVVkFrame *f = (AVVkFrame *)data;
+ AVHWFramesContext *hwfc = opaque;
+ AVVulkanDeviceContext *hwctx = hwfc->device_ctx->hwctx;
+ int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+
+ vulkan_free_internal(f->internal);
+
+ for (int i = 0; i < planes; i++) {
+ vkDestroyImage(hwctx->act_dev, f->img[i], hwctx->alloc);
+ vkFreeMemory(hwctx->act_dev, f->mem[i], hwctx->alloc);
+ vkDestroySemaphore(hwctx->act_dev, f->sem[i], hwctx->alloc);
+ }
+
+ av_free(f);
+}
+
+static int alloc_bind_mem(AVHWFramesContext *hwfc, AVVkFrame *f,
+ void *alloc_pnext, size_t alloc_pnext_stride)
+{
+ int err;
+ VkResult ret;
+ AVHWDeviceContext *ctx = hwfc->device_ctx;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+ VkBindImageMemoryInfo bind_info[AV_NUM_DATA_POINTERS] = { { 0 } };
+
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+
+ for (int i = 0; i < planes; i++) {
+ int use_ded_mem;
+ VkImageMemoryRequirementsInfo2 req_desc = {
+ .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_REQUIREMENTS_INFO_2,
+ .image = f->img[i],
+ };
+ VkMemoryDedicatedAllocateInfo ded_alloc = {
+ .sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_ALLOCATE_INFO,
+ .pNext = (void *)(((uint8_t *)alloc_pnext) + i*alloc_pnext_stride),
+ };
+ VkMemoryDedicatedRequirements ded_req = {
+ .sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_REQUIREMENTS,
+ };
+ VkMemoryRequirements2 req = {
+ .sType = VK_STRUCTURE_TYPE_MEMORY_REQUIREMENTS_2,
+ .pNext = &ded_req,
+ };
+
+ vkGetImageMemoryRequirements2(hwctx->act_dev, &req_desc, &req);
+
+ /* In case the implementation prefers/requires dedicated allocation */
+ use_ded_mem = ded_req.prefersDedicatedAllocation |
+ ded_req.requiresDedicatedAllocation;
+ if (use_ded_mem)
+ ded_alloc.image = f->img[i];
+
+ /* Allocate memory */
+ if ((err = alloc_mem(ctx, &req.memoryRequirements,
+ f->tiling == VK_IMAGE_TILING_LINEAR ?
+ VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT :
+ VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT,
+ use_ded_mem ? &ded_alloc : (void *)ded_alloc.pNext,
+ &f->flags, &f->mem[i])))
+ return err;
+
+ f->size[i] = req.memoryRequirements.size;
+ bind_info[i].sType = VK_STRUCTURE_TYPE_BIND_IMAGE_MEMORY_INFO;
+ bind_info[i].image = f->img[i];
+ bind_info[i].memory = f->mem[i];
+ }
+
+ /* Bind the allocated memory to the images */
+ ret = vkBindImageMemory2(hwctx->act_dev, planes, bind_info);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to bind memory: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ return 0;
+}
+
+static int prepare_frame(AVHWFramesContext *hwfc, AVVkFrame *frame)
+{
+ VkResult ret;
+ AVHWDeviceContext *ctx = hwfc->device_ctx;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VulkanFramesPriv *s = hwfc->internal->priv;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+
+ VkImageMemoryBarrier img_bar[AV_NUM_DATA_POINTERS] = { 0 };
+
+ VkCommandBufferBeginInfo cmd_start = {
+ .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
+ .flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT,
+ };
+
+ VkSubmitInfo s_info = {
+ .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
+ .commandBufferCount = 1,
+ .pCommandBuffers = &s->cmd.buf,
+
+ .pSignalSemaphores = frame->sem,
+ .signalSemaphoreCount = planes,
+ };
+
+ ret = vkBeginCommandBuffer(s->cmd.buf, &cmd_start);
+ if (ret != VK_SUCCESS)
+ return AVERROR_EXTERNAL;
+
+ /* Change the image layout to something more optimal for writes.
+ * This also signals the newly created semaphore, making it usable
+ * for synchronization */
+ for (int i = 0; i < planes; i++) {
+ img_bar[i].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
+ img_bar[i].srcAccessMask = 0x0;
+ img_bar[i].dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
+ img_bar[i].oldLayout = frame->layout[i];
+ img_bar[i].newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
+ img_bar[i].srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ img_bar[i].dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ img_bar[i].image = frame->img[i];
+ img_bar[i].subresourceRange.levelCount = 1;
+ img_bar[i].subresourceRange.layerCount = 1;
+ img_bar[i].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+
+ frame->layout[i] = img_bar[i].newLayout;
+ frame->access[i] = img_bar[i].dstAccessMask;
+ }
+
+ vkCmdPipelineBarrier(s->cmd.buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
+ VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
+ 0, NULL, 0, NULL, planes, img_bar);
+
+ ret = vkEndCommandBuffer(s->cmd.buf);
+ if (ret != VK_SUCCESS)
+ return AVERROR_EXTERNAL;
+
+ ret = vkQueueSubmit(s->cmd.queue, 1, &s_info, s->cmd.fence);
+ if (ret != VK_SUCCESS) {
+ return AVERROR_EXTERNAL;
+ } else {
+ vkWaitForFences(hwctx->act_dev, 1, &s->cmd.fence, VK_TRUE, UINT64_MAX);
+ vkResetFences(hwctx->act_dev, 1, &s->cmd.fence);
+ }
+
+ return 0;
+}
+
+static int create_frame(AVHWFramesContext *hwfc, AVVkFrame **frame,
+ VkImageTiling tiling, VkImageUsageFlagBits usage,
+ void *create_pnext)
+{
+ int err;
+ VkResult ret;
+ AVHWDeviceContext *ctx = hwfc->device_ctx;
+ VulkanDevicePriv *p = ctx->internal->priv;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ enum AVPixelFormat format = hwfc->sw_format;
+ const VkFormat *img_fmts = av_vkfmt_from_pixfmt(format);
+ const int planes = av_pix_fmt_count_planes(format);
+
+ VkExportSemaphoreCreateInfo ext_sem_info = {
+ .sType = VK_STRUCTURE_TYPE_EXPORT_SEMAPHORE_CREATE_INFO,
+ .handleTypes = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT,
+ };
+
+ VkSemaphoreCreateInfo sem_spawn = {
+ .sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
+ .pNext = p->extensions & EXT_EXTERNAL_FD_SEM ? &ext_sem_info : NULL,
+ };
+
+ AVVkFrame *f = av_vk_frame_alloc();
+ if (!f) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to allocate memory for AVVkFrame!\n");
+ return AVERROR(ENOMEM);
+ }
+
+ /* Create the images */
+ for (int i = 0; i < planes; i++) {
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(format);
+ int w = hwfc->width;
+ int h = hwfc->height;
+ const int p_w = i > 0 ? AV_CEIL_RSHIFT(w, desc->log2_chroma_w) : w;
+ const int p_h = i > 0 ? AV_CEIL_RSHIFT(h, desc->log2_chroma_h) : h;
+
+ VkImageCreateInfo image_create_info = {
+ .sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
+ .pNext = create_pnext,
+ .imageType = VK_IMAGE_TYPE_2D,
+ .format = img_fmts[i],
+ .extent.width = p_w,
+ .extent.height = p_h,
+ .extent.depth = 1,
+ .mipLevels = 1,
+ .arrayLayers = 1,
+ .flags = VK_IMAGE_CREATE_ALIAS_BIT,
+ .tiling = tiling,
+ .initialLayout = VK_IMAGE_LAYOUT_UNDEFINED,
+ .usage = usage,
+ .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
+ .samples = VK_SAMPLE_COUNT_1_BIT,
+ };
+
+ ret = vkCreateImage(hwctx->act_dev, &image_create_info,
+ hwctx->alloc, &f->img[i]);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Image creation failure: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR(EINVAL);
+ goto fail;
+ }
+
+ /* Create semaphore */
+ ret = vkCreateSemaphore(hwctx->act_dev, &sem_spawn,
+ hwctx->alloc, &f->sem[i]);
+ if (ret != VK_SUCCESS) {
+ av_log(hwctx, AV_LOG_ERROR, "Failed to create semaphore: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ f->layout[i] = image_create_info.initialLayout;
+ f->access[i] = 0x0;
+ }
+
+ f->flags = 0x0;
+ f->tiling = tiling;
+
+ *frame = f;
+ return 0;
+
+fail:
+ vulkan_frame_free(hwfc, (uint8_t *)f);
+ return err;
+}
+
+/* Checks if an export flag is enabled, and if it is ORs it with *iexp */
+static void try_export_flags(AVHWFramesContext *hwfc,
+ VkExternalMemoryHandleTypeFlags *comp_handle_types,
+ VkExternalMemoryHandleTypeFlagBits *iexp,
+ VkExternalMemoryHandleTypeFlagBits exp)
+{
+ VkResult ret;
+ AVVulkanFramesContext *hwctx = hwfc->hwctx;
+ AVVulkanDeviceContext *dev_hwctx = hwfc->device_ctx->hwctx;
+ VkExternalImageFormatProperties eprops = {
+ .sType = VK_STRUCTURE_TYPE_EXTERNAL_IMAGE_FORMAT_PROPERTIES_KHR,
+ };
+ VkImageFormatProperties2 props = {
+ .sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2,
+ .pNext = &eprops,
+ };
+ VkPhysicalDeviceExternalImageFormatInfo enext = {
+ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTERNAL_IMAGE_FORMAT_INFO,
+ .handleType = exp,
+ };
+ VkPhysicalDeviceImageFormatInfo2 pinfo = {
+ .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
+ .pNext = !exp ? NULL : &enext,
+ .format = av_vkfmt_from_pixfmt(hwfc->sw_format)[0],
+ .type = VK_IMAGE_TYPE_2D,
+ .tiling = hwctx->tiling,
+ .usage = hwctx->usage,
+ .flags = VK_IMAGE_CREATE_ALIAS_BIT,
+ };
+
+ ret = vkGetPhysicalDeviceImageFormatProperties2(dev_hwctx->phys_dev,
+ &pinfo, &props);
+ if (ret == VK_SUCCESS) {
+ *iexp |= exp;
+ *comp_handle_types |= eprops.externalMemoryProperties.compatibleHandleTypes;
+ }
+}
+
+static AVBufferRef *vulkan_pool_alloc(void *opaque, int size)
+{
+ int err;
+ AVVkFrame *f;
+ AVBufferRef *avbuf = NULL;
+ AVHWFramesContext *hwfc = opaque;
+ AVVulkanFramesContext *hwctx = hwfc->hwctx;
+ VulkanDevicePriv *p = hwfc->device_ctx->internal->priv;
+ VkExportMemoryAllocateInfo eminfo[AV_NUM_DATA_POINTERS];
+ VkExternalMemoryHandleTypeFlags e = 0x0;
+
+ VkExternalMemoryImageCreateInfo eiinfo = {
+ .sType = VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMAGE_CREATE_INFO,
+ .pNext = hwctx->create_pnext,
+ };
+
+ if (p->extensions & EXT_EXTERNAL_FD_MEMORY)
+ try_export_flags(hwfc, &eiinfo.handleTypes, &e,
+ VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT);
+
+ if (p->extensions & EXT_EXTERNAL_DMABUF_MEMORY)
+ try_export_flags(hwfc, &eiinfo.handleTypes, &e,
+ VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT);
+
+ for (int i = 0; i < av_pix_fmt_count_planes(hwfc->sw_format); i++) {
+ eminfo[i].sType = VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO;
+ eminfo[i].pNext = hwctx->alloc_pnext[i];
+ eminfo[i].handleTypes = e;
+ }
+
+ err = create_frame(hwfc, &f, hwctx->tiling, hwctx->usage,
+ eiinfo.handleTypes ? &eiinfo : NULL);
+ if (err)
+ return NULL;
+
+ err = alloc_bind_mem(hwfc, f, eminfo, sizeof(*eminfo));
+ if (err)
+ goto fail;
+
+ err = prepare_frame(hwfc, f);
+ if (err)
+ goto fail;
+
+ avbuf = av_buffer_create((uint8_t *)f, sizeof(AVVkFrame),
+ vulkan_frame_free, hwfc, 0);
+ if (!avbuf)
+ goto fail;
+
+ return avbuf;
+
+fail:
+ vulkan_frame_free(hwfc, (uint8_t *)f);
+ return NULL;
+}
+
+static void vulkan_frames_uninit(AVHWFramesContext *hwfc)
+{
+ VulkanFramesPriv *fp = hwfc->internal->priv;
+
+ free_exec_ctx(hwfc->device_ctx, &fp->cmd);
+}
+
+static int vulkan_frames_init(AVHWFramesContext *hwfc)
+{
+ int err;
+ AVVkFrame *f;
+ AVVulkanFramesContext *hwctx = hwfc->hwctx;
+ VulkanFramesPriv *fp = hwfc->internal->priv;
+ AVVulkanDeviceContext *dev_hwctx = hwfc->device_ctx->hwctx;
+ VulkanDevicePriv *p = hwfc->device_ctx->internal->priv;
+
+ if (hwfc->pool)
+ return 0;
+
+ /* Default pool flags */
+ hwctx->tiling = hwctx->tiling ? hwctx->tiling : p->use_linear_images ?
+ VK_IMAGE_TILING_LINEAR : VK_IMAGE_TILING_OPTIMAL;
+
+ hwctx->usage |= DEFAULT_USAGE_FLAGS;
+
+ err = create_exec_ctx(hwfc->device_ctx, &fp->cmd,
+ dev_hwctx->queue_family_tx_index);
+ if (err)
+ return err;
+
+ /* Test to see if allocation will fail */
+ err = create_frame(hwfc, &f, hwctx->tiling, hwctx->usage,
+ hwctx->create_pnext);
+ if (err) {
+ free_exec_ctx(hwfc->device_ctx, &p->cmd);
+ return err;
+ }
+
+ vulkan_frame_free(hwfc, (uint8_t *)f);
+
+ hwfc->internal->pool_internal = av_buffer_pool_init2(sizeof(AVVkFrame),
+ hwfc, vulkan_pool_alloc,
+ NULL);
+ if (!hwfc->internal->pool_internal) {
+ free_exec_ctx(hwfc->device_ctx, &p->cmd);
+ return AVERROR(ENOMEM);
+ }
+
+ return 0;
+}
+
+static int vulkan_get_buffer(AVHWFramesContext *hwfc, AVFrame *frame)
+{
+ frame->buf[0] = av_buffer_pool_get(hwfc->pool);
+ if (!frame->buf[0])
+ return AVERROR(ENOMEM);
+
+ frame->data[0] = frame->buf[0]->data;
+ frame->format = AV_PIX_FMT_VULKAN;
+ frame->width = hwfc->width;
+ frame->height = hwfc->height;
+
+ return 0;
+}
+
+static int vulkan_transfer_get_formats(AVHWFramesContext *hwfc,
+ enum AVHWFrameTransferDirection dir,
+ enum AVPixelFormat **formats)
+{
+ enum AVPixelFormat *fmts = av_malloc_array(2, sizeof(*fmts));
+ if (!fmts)
+ return AVERROR(ENOMEM);
+
+ fmts[0] = hwfc->sw_format;
+ fmts[1] = AV_PIX_FMT_NONE;
+
+ *formats = fmts;
+ return 0;
+}
+
+typedef struct VulkanMapping {
+ AVVkFrame *frame;
+ int flags;
+} VulkanMapping;
+
+static void vulkan_unmap_frame(AVHWFramesContext *hwfc, HWMapDescriptor *hwmap)
+{
+ VulkanMapping *map = hwmap->priv;
+ AVVulkanDeviceContext *hwctx = hwfc->device_ctx->hwctx;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+
+ /* Check if buffer needs flushing */
+ if ((map->flags & AV_HWFRAME_MAP_WRITE) &&
+ !(map->frame->flags & VK_MEMORY_PROPERTY_HOST_COHERENT_BIT)) {
+ VkResult ret;
+ VkMappedMemoryRange flush_ranges[AV_NUM_DATA_POINTERS] = { { 0 } };
+
+ for (int i = 0; i < planes; i++) {
+ flush_ranges[i].sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE;
+ flush_ranges[i].memory = map->frame->mem[i];
+ flush_ranges[i].size = VK_WHOLE_SIZE;
+ }
+
+ ret = vkFlushMappedMemoryRanges(hwctx->act_dev, planes,
+ flush_ranges);
+ if (ret != VK_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to flush memory: %s\n",
+ vk_ret2str(ret));
+ }
+ }
+
+ for (int i = 0; i < planes; i++)
+ vkUnmapMemory(hwctx->act_dev, map->frame->mem[i]);
+
+ av_free(map);
+}
+
+static int vulkan_map_frame_to_mem(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+ VkResult ret;
+ int err, mapped_mem_count = 0;
+ AVVkFrame *f = (AVVkFrame *)src->data[0];
+ AVVulkanDeviceContext *hwctx = hwfc->device_ctx->hwctx;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+
+ VulkanMapping *map = av_mallocz(sizeof(VulkanMapping));
+ if (!map)
+ return AVERROR(EINVAL);
+
+ if (src->format != AV_PIX_FMT_VULKAN) {
+ av_log(hwfc, AV_LOG_ERROR, "Cannot map from pixel format %s!\n",
+ av_get_pix_fmt_name(src->format));
+ err = AVERROR(EINVAL);
+ goto fail;
+ }
+
+ if (!(f->flags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) ||
+ !(f->tiling == VK_IMAGE_TILING_LINEAR)) {
+ av_log(hwfc, AV_LOG_ERROR, "Unable to map frame, not host visible "
+ "and linear!\n");
+ err = AVERROR(EINVAL);
+ goto fail;
+ }
+
+ dst->width = src->width;
+ dst->height = src->height;
+
+ for (int i = 0; i < planes; i++) {
+ ret = vkMapMemory(hwctx->act_dev, f->mem[i], 0,
+ VK_WHOLE_SIZE, 0, (void **)&dst->data[i]);
+ if (ret != VK_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to map image memory: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+ mapped_mem_count++;
+ }
+
+ /* Check if the memory contents matter */
+ if (((flags & AV_HWFRAME_MAP_READ) || !(flags & AV_HWFRAME_MAP_OVERWRITE)) &&
+ !(f->flags & VK_MEMORY_PROPERTY_HOST_COHERENT_BIT)) {
+ VkMappedMemoryRange map_mem_ranges[AV_NUM_DATA_POINTERS] = { { 0 } };
+ for (int i = 0; i < planes; i++) {
+ map_mem_ranges[i].sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE;
+ map_mem_ranges[i].size = VK_WHOLE_SIZE;
+ map_mem_ranges[i].memory = f->mem[i];
+ }
+
+ ret = vkInvalidateMappedMemoryRanges(hwctx->act_dev, planes,
+ map_mem_ranges);
+ if (ret != VK_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to invalidate memory: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+ }
+
+ for (int i = 0; i < planes; i++) {
+ VkImageSubresource sub = {
+ .aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+ };
+ VkSubresourceLayout layout;
+ vkGetImageSubresourceLayout(hwctx->act_dev, f->img[i], &sub, &layout);
+ dst->linesize[i] = layout.rowPitch;
+ }
+
+ map->frame = f;
+ map->flags = flags;
+
+ err = ff_hwframe_map_create(src->hw_frames_ctx, dst, src,
+ &vulkan_unmap_frame, map);
+ if (err < 0)
+ goto fail;
+
+ return 0;
+
+fail:
+ for (int i = 0; i < mapped_mem_count; i++)
+ vkUnmapMemory(hwctx->act_dev, f->mem[i]);
+
+ av_free(map);
+ return err;
+}
+
+#if CONFIG_LIBDRM
+static void vulkan_unmap_from(AVHWFramesContext *hwfc, HWMapDescriptor *hwmap)
+{
+ VulkanMapping *map = hwmap->priv;
+ AVVulkanDeviceContext *hwctx = hwfc->device_ctx->hwctx;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+
+ for (int i = 0; i < planes; i++) {
+ vkDestroyImage(hwctx->act_dev, map->frame->img[i], hwctx->alloc);
+ vkFreeMemory(hwctx->act_dev, map->frame->mem[i], hwctx->alloc);
+ vkDestroySemaphore(hwctx->act_dev, map->frame->sem[i], hwctx->alloc);
+ }
+
+ av_freep(&map->frame);
+}
+
+static const struct {
+ uint32_t drm_fourcc;
+ VkFormat vk_format;
+} vulkan_drm_format_map[] = {
+ { DRM_FORMAT_R8, VK_FORMAT_R8_UNORM },
+ { DRM_FORMAT_R16, VK_FORMAT_R16_UNORM },
+ { DRM_FORMAT_GR88, VK_FORMAT_R8G8_UNORM },
+ { DRM_FORMAT_RG88, VK_FORMAT_R8G8_UNORM },
+ { DRM_FORMAT_GR1616, VK_FORMAT_R16G16_UNORM },
+ { DRM_FORMAT_RG1616, VK_FORMAT_R16G16_UNORM },
+ { DRM_FORMAT_ARGB8888, VK_FORMAT_B8G8R8A8_UNORM },
+ { DRM_FORMAT_XRGB8888, VK_FORMAT_B8G8R8A8_UNORM },
+ { DRM_FORMAT_ABGR8888, VK_FORMAT_R8G8B8A8_UNORM },
+ { DRM_FORMAT_XBGR8888, VK_FORMAT_R8G8B8A8_UNORM },
+};
+
+static inline VkFormat drm_to_vulkan_fmt(uint32_t drm_fourcc)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(vulkan_drm_format_map); i++)
+ if (vulkan_drm_format_map[i].drm_fourcc == drm_fourcc)
+ return vulkan_drm_format_map[i].vk_format;
+ return VK_FORMAT_UNDEFINED;
+}
+
+static int vulkan_map_from_drm_frame_desc(AVHWFramesContext *hwfc, AVVkFrame **frame,
+ AVDRMFrameDescriptor *desc)
+{
+ int err = 0;
+ VkResult ret;
+ AVVkFrame *f;
+ AVHWDeviceContext *ctx = hwfc->device_ctx;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VulkanDevicePriv *p = ctx->internal->priv;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+ const AVPixFmtDescriptor *fmt_desc = av_pix_fmt_desc_get(hwfc->sw_format);
+ const int has_modifiers = p->extensions & EXT_DRM_MODIFIER_FLAGS;
+ VkSubresourceLayout plane_data[AV_NUM_DATA_POINTERS];
+ VkBindImageMemoryInfo bind_info[AV_NUM_DATA_POINTERS];
+ VkExternalMemoryHandleTypeFlagBits htype = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT;
+
+ VK_LOAD_PFN(hwctx->inst, vkGetMemoryFdPropertiesKHR);
+
+ for (int i = 0; i < desc->nb_layers; i++) {
+ if (desc->layers[i].nb_planes > 1) {
+ av_log(ctx, AV_LOG_ERROR, "Cannot import DMABUFS with more than 1 "
+ "plane per layer!\n");
+ return AVERROR(EINVAL);
+ }
+
+ if (drm_to_vulkan_fmt(desc->layers[i].format) == VK_FORMAT_UNDEFINED) {
+ av_log(ctx, AV_LOG_ERROR, "Unsupported DMABUF layer format %#08x!\n",
+ desc->layers[i].format);
+ return AVERROR(EINVAL);
+ }
+ }
+
+ if (!(f = av_vk_frame_alloc())) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to allocate memory for AVVkFrame!\n");
+ err = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ for (int i = 0; i < desc->nb_objects; i++) {
+ VkMemoryFdPropertiesKHR fdmp = {
+ .sType = VK_STRUCTURE_TYPE_MEMORY_FD_PROPERTIES_KHR,
+ };
+ VkMemoryRequirements req = {
+ .size = desc->objects[i].size,
+ };
+ VkImportMemoryFdInfoKHR idesc = {
+ .sType = VK_STRUCTURE_TYPE_IMPORT_MEMORY_FD_INFO_KHR,
+ .handleType = htype,
+ .fd = desc->objects[i].fd,
+ };
+
+ ret = pfn_vkGetMemoryFdPropertiesKHR(hwctx->act_dev, htype,
+ desc->objects[i].fd, &fdmp);
+ if (ret != VK_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to get FD properties: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ req.memoryTypeBits = fdmp.memoryTypeBits;
+
+ err = alloc_mem(ctx, &req, 0x0, &idesc, &f->flags, &f->mem[i]);
+ if (err)
+ return err;
+
+ f->size[i] = desc->objects[i].size;
+ }
+
+ f->tiling = has_modifiers ? VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT :
+ desc->objects[0].format_modifier == DRM_FORMAT_MOD_LINEAR ?
+ VK_IMAGE_TILING_LINEAR : VK_IMAGE_TILING_OPTIMAL;
+
+ for (int i = 0; i < desc->nb_layers; i++) {
+ VkImageDrmFormatModifierExplicitCreateInfoEXT drm_info = {
+ .sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_EXPLICIT_CREATE_INFO_EXT,
+ .drmFormatModifier = desc->objects[0].format_modifier,
+ .drmFormatModifierPlaneCount = desc->layers[i].nb_planes,
+ .pPlaneLayouts = (const VkSubresourceLayout *)&plane_data,
+ };
+
+ VkExternalMemoryImageCreateInfo einfo = {
+ .sType = VK_STRUCTURE_TYPE_EXTERNAL_MEMORY_IMAGE_CREATE_INFO,
+ .pNext = has_modifiers ? &drm_info : NULL,
+ .handleTypes = htype,
+ };
+
+ VkSemaphoreCreateInfo sem_spawn = {
+ .sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
+ };
+
+ const int p_w = i > 0 ? AV_CEIL_RSHIFT(hwfc->width, fmt_desc->log2_chroma_w) : hwfc->width;
+ const int p_h = i > 0 ? AV_CEIL_RSHIFT(hwfc->height, fmt_desc->log2_chroma_h) : hwfc->height;
+
+ VkImageCreateInfo image_create_info = {
+ .sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
+ .pNext = &einfo,
+ .imageType = VK_IMAGE_TYPE_2D,
+ .format = drm_to_vulkan_fmt(desc->layers[i].format),
+ .extent.width = p_w,
+ .extent.height = p_h,
+ .extent.depth = 1,
+ .mipLevels = 1,
+ .arrayLayers = 1,
+ .flags = VK_IMAGE_CREATE_ALIAS_BIT,
+ .tiling = f->tiling,
+ .initialLayout = VK_IMAGE_LAYOUT_UNDEFINED, /* specs say so */
+ .usage = DEFAULT_USAGE_FLAGS,
+ .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
+ .samples = VK_SAMPLE_COUNT_1_BIT,
+ };
+
+ for (int j = 0; j < desc->layers[i].nb_planes; j++) {
+ plane_data[j].offset = desc->layers[i].planes[j].offset;
+ plane_data[j].rowPitch = desc->layers[i].planes[j].pitch;
+ plane_data[j].size = 0; /* The specs say so for all 3 */
+ plane_data[j].arrayPitch = 0;
+ plane_data[j].depthPitch = 0;
+ }
+
+ /* Create image */
+ ret = vkCreateImage(hwctx->act_dev, &image_create_info,
+ hwctx->alloc, &f->img[i]);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Image creation failure: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR(EINVAL);
+ goto fail;
+ }
+
+ ret = vkCreateSemaphore(hwctx->act_dev, &sem_spawn,
+ hwctx->alloc, &f->sem[i]);
+ if (ret != VK_SUCCESS) {
+ av_log(hwctx, AV_LOG_ERROR, "Failed to create semaphore: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ /* We'd import a semaphore onto the one we created using
+ * vkImportSemaphoreFdKHR but unfortunately neither DRM nor VAAPI
+ * offer us anything we could import and sync with, so instead
+ * leave the semaphore unsignalled and enjoy the validation spam. */
+
+ f->layout[i] = image_create_info.initialLayout;
+ f->access[i] = 0x0;
+
+ /* TODO: Fix to support more than 1 plane per layer */
+ bind_info[i].sType = VK_STRUCTURE_TYPE_BIND_IMAGE_MEMORY_INFO;
+ bind_info[i].pNext = NULL;
+ bind_info[i].image = f->img[i];
+ bind_info[i].memory = f->mem[desc->layers[i].planes[0].object_index];
+ bind_info[i].memoryOffset = desc->layers[i].planes[0].offset;
+ }
+
+ /* Bind the allocated memory to the images */
+ ret = vkBindImageMemory2(hwctx->act_dev, planes, bind_info);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to bind memory: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ *frame = f;
+
+ return 0;
+
+fail:
+ for (int i = 0; i < planes; i++) {
+ vkDestroyImage(hwctx->act_dev, f->img[i], hwctx->alloc);
+ vkFreeMemory(hwctx->act_dev, f->mem[i], hwctx->alloc);
+ vkDestroySemaphore(hwctx->act_dev, f->sem[i], hwctx->alloc);
+ }
+
+ av_free(f);
+
+ return err;
+}
+
+static int vulkan_map_from_drm(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+ int err = 0;
+ AVVkFrame *f;
+ VulkanMapping *map = NULL;
+
+ err = vulkan_map_from_drm_frame_desc(hwfc, &f,
+ (AVDRMFrameDescriptor *)src->data[0]);
+ if (err)
+ return err;
+
+ /* The unmapping function will free this */
+ dst->data[0] = (uint8_t *)f;
+ dst->width = src->width;
+ dst->height = src->height;
+
+ map = av_mallocz(sizeof(VulkanMapping));
+ if (!map)
+ goto fail;
+
+ map->frame = f;
+ map->flags = flags;
+
+ err = ff_hwframe_map_create(dst->hw_frames_ctx, dst, src,
+ &vulkan_unmap_from, map);
+ if (err < 0)
+ goto fail;
+
+ av_log(hwfc, AV_LOG_DEBUG, "Mapped DRM object to Vulkan!\n");
+
+ return 0;
+
+fail:
+ vulkan_frame_free(hwfc->device_ctx->hwctx, (uint8_t *)f);
+ av_free(map);
+ return err;
+}
+
+#if CONFIG_VAAPI
+static int vulkan_map_from_vaapi(AVHWFramesContext *dst_fc,
+ AVFrame *dst, const AVFrame *src,
+ int flags)
+{
+ int err;
+ AVFrame *tmp = av_frame_alloc();
+ AVHWFramesContext *vaapi_fc = (AVHWFramesContext*)src->hw_frames_ctx->data;
+ AVVAAPIDeviceContext *vaapi_ctx = vaapi_fc->device_ctx->hwctx;
+ VASurfaceID surface_id = (VASurfaceID)(uintptr_t)src->data[3];
+
+ if (!tmp)
+ return AVERROR(ENOMEM);
+
+ /* We have to sync since like the previous comment said, no semaphores */
+ vaSyncSurface(vaapi_ctx->display, surface_id);
+
+ tmp->format = AV_PIX_FMT_DRM_PRIME;
+
+ err = av_hwframe_map(tmp, src, flags);
+ if (err < 0)
+ goto fail;
+
+ err = vulkan_map_from_drm(dst_fc, dst, tmp, flags);
+ if (err < 0)
+ goto fail;
+
+ err = ff_hwframe_map_replace(dst, src);
+
+fail:
+ av_frame_free(&tmp);
+ return err;
+}
+#endif
+#endif
+
+#if CONFIG_CUDA
+static int vulkan_export_to_cuda(AVHWFramesContext *hwfc,
+ AVBufferRef *cuda_hwfc,
+ const AVFrame *frame)
+{
+ int err;
+ VkResult ret;
+ AVVkFrame *dst_f;
+ AVVkFrameInternal *dst_int;
+ AVHWDeviceContext *ctx = hwfc->device_ctx;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(hwfc->sw_format);
+ VK_LOAD_PFN(hwctx->inst, vkGetMemoryFdKHR);
+ VK_LOAD_PFN(hwctx->inst, vkGetSemaphoreFdKHR);
+
+ AVHWFramesContext *cuda_fc = (AVHWFramesContext*)cuda_hwfc->data;
+ AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;
+ AVCUDADeviceContext *cuda_dev = cuda_cu->hwctx;
+ AVCUDADeviceContextInternal *cu_internal = cuda_dev->internal;
+ CudaFunctions *cu = cu_internal->cuda_dl;
+ CUarray_format cufmt = desc->comp[0].depth > 8 ? CU_AD_FORMAT_UNSIGNED_INT16 :
+ CU_AD_FORMAT_UNSIGNED_INT8;
+
+ dst_f = (AVVkFrame *)frame->data[0];
+
+ dst_int = dst_f->internal;
+ if (!dst_int || !dst_int->cuda_fc_ref) {
+ if (!dst_f->internal)
+ dst_f->internal = dst_int = av_mallocz(sizeof(*dst_f->internal));
+
+ if (!dst_int) {
+ err = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ dst_int->cuda_fc_ref = av_buffer_ref(cuda_hwfc);
+ if (!dst_int->cuda_fc_ref) {
+ err = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ for (int i = 0; i < planes; i++) {
+ CUDA_EXTERNAL_MEMORY_MIPMAPPED_ARRAY_DESC tex_desc = {
+ .offset = 0,
+ .arrayDesc = {
+ .Width = i > 0 ? AV_CEIL_RSHIFT(hwfc->width, desc->log2_chroma_w)
+ : hwfc->width,
+ .Height = i > 0 ? AV_CEIL_RSHIFT(hwfc->height, desc->log2_chroma_h)
+ : hwfc->height,
+ .Depth = 0,
+ .Format = cufmt,
+ .NumChannels = 1 + ((planes == 2) && i),
+ .Flags = 0,
+ },
+ .numLevels = 1,
+ };
+ CUDA_EXTERNAL_MEMORY_HANDLE_DESC ext_desc = {
+ .type = CU_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD,
+ .size = dst_f->size[i],
+ };
+ VkMemoryGetFdInfoKHR export_info = {
+ .sType = VK_STRUCTURE_TYPE_MEMORY_GET_FD_INFO_KHR,
+ .memory = dst_f->mem[i],
+ .handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT_KHR,
+ };
+ VkSemaphoreGetFdInfoKHR sem_export = {
+ .sType = VK_STRUCTURE_TYPE_SEMAPHORE_GET_FD_INFO_KHR,
+ .semaphore = dst_f->sem[i],
+ .handleType = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT,
+ };
+ CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC ext_sem_desc = {
+ .type = CU_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD,
+ };
+
+ ret = pfn_vkGetMemoryFdKHR(hwctx->act_dev, &export_info,
+ &ext_desc.handle.fd);
+ if (ret != VK_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Unable to export the image as a FD!\n");
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ ret = CHECK_CU(cu->cuImportExternalMemory(&dst_int->ext_mem[i], &ext_desc));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ ret = CHECK_CU(cu->cuExternalMemoryGetMappedMipmappedArray(&dst_int->cu_mma[i],
+ dst_int->ext_mem[i],
+ &tex_desc));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ ret = CHECK_CU(cu->cuMipmappedArrayGetLevel(&dst_int->cu_array[i],
+ dst_int->cu_mma[i], 0));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ ret = pfn_vkGetSemaphoreFdKHR(hwctx->act_dev, &sem_export,
+ &ext_sem_desc.handle.fd);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to export semaphore: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ ret = CHECK_CU(cu->cuImportExternalSemaphore(&dst_int->cu_sem[i],
+ &ext_sem_desc));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+ }
+ }
+
+ return 0;
+
+fail:
+ return err;
+}
+
+static int vulkan_transfer_data_from_cuda(AVHWFramesContext *hwfc,
+ AVFrame *dst, const AVFrame *src)
+{
+ int err;
+ VkResult ret;
+ CUcontext dummy;
+ AVVkFrame *dst_f;
+ AVVkFrameInternal *dst_int;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(hwfc->sw_format);
+
+ AVHWFramesContext *cuda_fc = (AVHWFramesContext*)src->hw_frames_ctx->data;
+ AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;
+ AVCUDADeviceContext *cuda_dev = cuda_cu->hwctx;
+ AVCUDADeviceContextInternal *cu_internal = cuda_dev->internal;
+ CudaFunctions *cu = cu_internal->cuda_dl;
+ CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS s_w_par[AV_NUM_DATA_POINTERS] = { 0 };
+ CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS s_s_par[AV_NUM_DATA_POINTERS] = { 0 };
+
+ ret = CHECK_CU(cu->cuCtxPushCurrent(cuda_dev->cuda_ctx));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ dst_f = (AVVkFrame *)dst->data[0];
+
+ ret = vulkan_export_to_cuda(hwfc, src->hw_frames_ctx, dst);
+ if (ret < 0) {
+ goto fail;
+ }
+ dst_int = dst_f->internal;
+
+ ret = CHECK_CU(cu->cuWaitExternalSemaphoresAsync(dst_int->cu_sem, s_w_par,
+ planes, cuda_dev->stream));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ for (int i = 0; i < planes; i++) {
+ CUDA_MEMCPY2D cpy = {
+ .srcMemoryType = CU_MEMORYTYPE_DEVICE,
+ .srcDevice = (CUdeviceptr)src->data[i],
+ .srcPitch = src->linesize[i],
+ .srcY = 0,
+
+ .dstMemoryType = CU_MEMORYTYPE_ARRAY,
+ .dstArray = dst_int->cu_array[i],
+ .WidthInBytes = (i > 0 ? AV_CEIL_RSHIFT(hwfc->width, desc->log2_chroma_w)
+ : hwfc->width) * desc->comp[i].step,
+ .Height = i > 0 ? AV_CEIL_RSHIFT(hwfc->height, desc->log2_chroma_h)
+ : hwfc->height,
+ };
+
+ ret = CHECK_CU(cu->cuMemcpy2DAsync(&cpy, cuda_dev->stream));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+ }
+
+ ret = CHECK_CU(cu->cuSignalExternalSemaphoresAsync(dst_int->cu_sem, s_s_par,
+ planes, cuda_dev->stream));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ CHECK_CU(cu->cuCtxPopCurrent(&dummy));
+
+ av_log(hwfc, AV_LOG_VERBOSE, "Transfered CUDA image to Vulkan!\n");
+
+ return 0;
+
+fail:
+ CHECK_CU(cu->cuCtxPopCurrent(&dummy));
+ vulkan_free_internal(dst_int);
+ dst_f->internal = NULL;
+ av_buffer_unref(&dst->buf[0]);
+ return err;
+}
+#endif
+
+static int vulkan_map_to(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+ av_unused VulkanDevicePriv *p = hwfc->device_ctx->internal->priv;
+
+ switch (src->format) {
+#if CONFIG_LIBDRM
+#if CONFIG_VAAPI
+ case AV_PIX_FMT_VAAPI:
+ if (p->extensions & EXT_EXTERNAL_DMABUF_MEMORY)
+ return vulkan_map_from_vaapi(hwfc, dst, src, flags);
+#endif
+ case AV_PIX_FMT_DRM_PRIME:
+ if (p->extensions & EXT_EXTERNAL_DMABUF_MEMORY)
+ return vulkan_map_from_drm(hwfc, dst, src, flags);
+#endif
+ default:
+ return AVERROR(ENOSYS);
+ }
+}
+
+#if CONFIG_LIBDRM
+typedef struct VulkanDRMMapping {
+ AVDRMFrameDescriptor drm_desc;
+ AVVkFrame *source;
+} VulkanDRMMapping;
+
+static void vulkan_unmap_to_drm(AVHWFramesContext *hwfc, HWMapDescriptor *hwmap)
+{
+ AVDRMFrameDescriptor *drm_desc = hwmap->priv;
+
+ for (int i = 0; i < drm_desc->nb_objects; i++)
+ close(drm_desc->objects[i].fd);
+
+ av_free(drm_desc);
+}
+
+static inline uint32_t vulkan_fmt_to_drm(VkFormat vkfmt)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(vulkan_drm_format_map); i++)
+ if (vulkan_drm_format_map[i].vk_format == vkfmt)
+ return vulkan_drm_format_map[i].drm_fourcc;
+ return DRM_FORMAT_INVALID;
+}
+
+static int vulkan_map_to_drm(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+ int err = 0;
+ VkResult ret;
+ AVVkFrame *f = (AVVkFrame *)src->data[0];
+ VulkanDevicePriv *p = hwfc->device_ctx->internal->priv;
+ AVVulkanDeviceContext *hwctx = hwfc->device_ctx->hwctx;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+ VK_LOAD_PFN(hwctx->inst, vkGetMemoryFdKHR);
+ VkImageDrmFormatModifierPropertiesEXT drm_mod = {
+ .sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_PROPERTIES_EXT,
+ };
+
+ AVDRMFrameDescriptor *drm_desc = av_mallocz(sizeof(*drm_desc));
+ if (!drm_desc)
+ return AVERROR(ENOMEM);
+
+ err = ff_hwframe_map_create(src->hw_frames_ctx, dst, src, &vulkan_unmap_to_drm, drm_desc);
+ if (err < 0)
+ goto end;
+
+ if (p->extensions & EXT_DRM_MODIFIER_FLAGS) {
+ VK_LOAD_PFN(hwctx->inst, vkGetImageDrmFormatModifierPropertiesEXT);
+ ret = pfn_vkGetImageDrmFormatModifierPropertiesEXT(hwctx->act_dev, f->img[0],
+ &drm_mod);
+ if (ret != VK_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Failed to retrieve DRM format modifier!\n");
+ err = AVERROR_EXTERNAL;
+ goto end;
+ }
+ }
+
+ for (int i = 0; (i < planes) && (f->mem[i]); i++) {
+ VkMemoryGetFdInfoKHR export_info = {
+ .sType = VK_STRUCTURE_TYPE_MEMORY_GET_FD_INFO_KHR,
+ .memory = f->mem[i],
+ .handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
+ };
+
+ ret = pfn_vkGetMemoryFdKHR(hwctx->act_dev, &export_info,
+ &drm_desc->objects[i].fd);
+ if (ret != VK_SUCCESS) {
+ av_log(hwfc, AV_LOG_ERROR, "Unable to export the image as a FD!\n");
+ err = AVERROR_EXTERNAL;
+ goto end;
+ }
+
+ drm_desc->nb_objects++;
+ drm_desc->objects[i].size = f->size[i];
+ drm_desc->objects[i].format_modifier = drm_mod.drmFormatModifier;
+ }
+
+ drm_desc->nb_layers = planes;
+ for (int i = 0; i < drm_desc->nb_layers; i++) {
+ VkSubresourceLayout layout;
+ VkImageSubresource sub = {
+ .aspectMask = p->extensions & EXT_DRM_MODIFIER_FLAGS ?
+ VK_IMAGE_ASPECT_MEMORY_PLANE_0_BIT_EXT :
+ VK_IMAGE_ASPECT_COLOR_BIT,
+ };
+ VkFormat plane_vkfmt = av_vkfmt_from_pixfmt(hwfc->sw_format)[i];
+
+ drm_desc->layers[i].format = vulkan_fmt_to_drm(plane_vkfmt);
+ drm_desc->layers[i].nb_planes = 1;
+
+ if (drm_desc->layers[i].format == DRM_FORMAT_INVALID) {
+ av_log(hwfc, AV_LOG_ERROR, "Cannot map to DRM layer, unsupported!\n");
+ err = AVERROR_PATCHWELCOME;
+ goto end;
+ }
+
+ drm_desc->layers[i].planes[0].object_index = FFMIN(i, drm_desc->nb_objects - 1);
+
+ if (f->tiling != VK_IMAGE_TILING_OPTIMAL)
+ continue;
+
+ vkGetImageSubresourceLayout(hwctx->act_dev, f->img[i], &sub, &layout);
+ drm_desc->layers[i].planes[0].offset = layout.offset;
+ drm_desc->layers[i].planes[0].pitch = layout.rowPitch;
+ }
+
+ dst->width = src->width;
+ dst->height = src->height;
+ dst->data[0] = (uint8_t *)drm_desc;
+
+ av_log(hwfc, AV_LOG_VERBOSE, "Mapped AVVkFrame to a DRM object!\n");
+
+ return 0;
+
+end:
+ av_free(drm_desc);
+ return err;
+}
+
+#if CONFIG_VAAPI
+static int vulkan_map_to_vaapi(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+ int err;
+ AVFrame *tmp = av_frame_alloc();
+ if (!tmp)
+ return AVERROR(ENOMEM);
+
+ tmp->format = AV_PIX_FMT_DRM_PRIME;
+
+ err = vulkan_map_to_drm(hwfc, tmp, src, flags);
+ if (err < 0)
+ goto fail;
+
+ err = av_hwframe_map(dst, tmp, flags);
+ if (err < 0)
+ goto fail;
+
+ err = ff_hwframe_map_replace(dst, src);
+
+fail:
+ av_frame_free(&tmp);
+ return err;
+}
+#endif
+#endif
+
+static int vulkan_map_from(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src, int flags)
+{
+ av_unused VulkanDevicePriv *p = hwfc->device_ctx->internal->priv;
+
+ switch (dst->format) {
+#if CONFIG_LIBDRM
+ case AV_PIX_FMT_DRM_PRIME:
+ if (p->extensions & EXT_EXTERNAL_DMABUF_MEMORY)
+ return vulkan_map_to_drm(hwfc, dst, src, flags);
+#if CONFIG_VAAPI
+ case AV_PIX_FMT_VAAPI:
+ if (p->extensions & EXT_EXTERNAL_DMABUF_MEMORY)
+ return vulkan_map_to_vaapi(hwfc, dst, src, flags);
+#endif
+#endif
+ default:
+ return vulkan_map_frame_to_mem(hwfc, dst, src, flags);
+ }
+}
+
+typedef struct ImageBuffer {
+ VkBuffer buf;
+ VkDeviceMemory mem;
+ VkMemoryPropertyFlagBits flags;
+} ImageBuffer;
+
+static void free_buf(AVHWDeviceContext *ctx, ImageBuffer *buf)
+{
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ if (!buf)
+ return;
+
+ vkDestroyBuffer(hwctx->act_dev, buf->buf, hwctx->alloc);
+ vkFreeMemory(hwctx->act_dev, buf->mem, hwctx->alloc);
+}
+
+static int create_buf(AVHWDeviceContext *ctx, ImageBuffer *buf, int height,
+ int *stride, VkBufferUsageFlags usage,
+ VkMemoryPropertyFlagBits flags, void *create_pnext,
+ void *alloc_pnext)
+{
+ int err;
+ VkResult ret;
+ VkMemoryRequirements req;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VulkanDevicePriv *p = ctx->internal->priv;
+
+ VkBufferCreateInfo buf_spawn = {
+ .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
+ .pNext = create_pnext,
+ .usage = usage,
+ .sharingMode = VK_SHARING_MODE_EXCLUSIVE,
+ };
+
+ *stride = FFALIGN(*stride, p->props.limits.optimalBufferCopyRowPitchAlignment);
+ buf_spawn.size = height*(*stride);
+
+ ret = vkCreateBuffer(hwctx->act_dev, &buf_spawn, NULL, &buf->buf);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to create buffer: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ vkGetBufferMemoryRequirements(hwctx->act_dev, buf->buf, &req);
+
+ err = alloc_mem(ctx, &req, flags, alloc_pnext, &buf->flags, &buf->mem);
+ if (err)
+ return err;
+
+ ret = vkBindBufferMemory(hwctx->act_dev, buf->buf, buf->mem, 0);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to bind memory to buffer: %s\n",
+ vk_ret2str(ret));
+ free_buf(ctx, buf);
+ return AVERROR_EXTERNAL;
+ }
+
+ return 0;
+}
+
+static int map_buffers(AVHWDeviceContext *ctx, ImageBuffer *buf, uint8_t *mem[],
+ int nb_buffers, int invalidate)
+{
+ VkResult ret;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VkMappedMemoryRange invalidate_ctx[AV_NUM_DATA_POINTERS];
+ int invalidate_count = 0;
+
+ for (int i = 0; i < nb_buffers; i++) {
+ ret = vkMapMemory(hwctx->act_dev, buf[i].mem, 0,
+ VK_WHOLE_SIZE, 0, (void **)&mem[i]);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to map buffer memory: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+ }
+
+ if (!invalidate)
+ return 0;
+
+ for (int i = 0; i < nb_buffers; i++) {
+ const VkMappedMemoryRange ival_buf = {
+ .sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE,
+ .memory = buf[i].mem,
+ .size = VK_WHOLE_SIZE,
+ };
+ if (buf[i].flags & VK_MEMORY_PROPERTY_HOST_COHERENT_BIT)
+ continue;
+ invalidate_ctx[invalidate_count++] = ival_buf;
+ }
+
+ if (invalidate_count) {
+ ret = vkInvalidateMappedMemoryRanges(hwctx->act_dev, invalidate_count,
+ invalidate_ctx);
+ if (ret != VK_SUCCESS)
+ av_log(ctx, AV_LOG_WARNING, "Failed to invalidate memory: %s\n",
+ vk_ret2str(ret));
+ }
+
+ return 0;
+}
+
+static int unmap_buffers(AVHWDeviceContext *ctx, ImageBuffer *buf,
+ int nb_buffers, int flush)
+{
+ int err = 0;
+ VkResult ret;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VkMappedMemoryRange flush_ctx[AV_NUM_DATA_POINTERS];
+ int flush_count = 0;
+
+ if (flush) {
+ for (int i = 0; i < nb_buffers; i++) {
+ const VkMappedMemoryRange flush_buf = {
+ .sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE,
+ .memory = buf[i].mem,
+ .size = VK_WHOLE_SIZE,
+ };
+ if (buf[i].flags & VK_MEMORY_PROPERTY_HOST_COHERENT_BIT)
+ continue;
+ flush_ctx[flush_count++] = flush_buf;
+ }
+ }
+
+ if (flush_count) {
+ ret = vkFlushMappedMemoryRanges(hwctx->act_dev, flush_count, flush_ctx);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Failed to flush memory: %s\n",
+ vk_ret2str(ret));
+ err = AVERROR_EXTERNAL; /* We still want to try to unmap them */
+ }
+ }
+
+ for (int i = 0; i < nb_buffers; i++)
+ vkUnmapMemory(hwctx->act_dev, buf[i].mem);
+
+ return err;
+}
+
+static int transfer_image_buf(AVHWDeviceContext *ctx, AVVkFrame *frame,
+ ImageBuffer *buffer, const int *buf_stride, int w,
+ int h, enum AVPixelFormat pix_fmt, int to_buf)
+{
+ VkResult ret;
+ AVVulkanDeviceContext *hwctx = ctx->hwctx;
+ VulkanDevicePriv *s = ctx->internal->priv;
+ VkPipelineStageFlagBits sem_wait_dst[AV_NUM_DATA_POINTERS];
+
+ const int planes = av_pix_fmt_count_planes(pix_fmt);
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
+
+ VkCommandBufferBeginInfo cmd_start = {
+ .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO,
+ .flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT,
+ };
+
+ VkImageMemoryBarrier img_bar[AV_NUM_DATA_POINTERS] = { 0 };
+
+ VkSubmitInfo s_info = {
+ .sType = VK_STRUCTURE_TYPE_SUBMIT_INFO,
+ .commandBufferCount = 1,
+ .pCommandBuffers = &s->cmd.buf,
+ .pSignalSemaphores = frame->sem,
+ .pWaitSemaphores = frame->sem,
+ .pWaitDstStageMask = sem_wait_dst,
+ .signalSemaphoreCount = planes,
+ .waitSemaphoreCount = planes,
+ };
+
+ ret = vkBeginCommandBuffer(s->cmd.buf, &cmd_start);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to init command buffer: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ /* Change the image layout to something more optimal for transfers */
+ for (int i = 0; i < planes; i++) {
+ img_bar[i].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
+ img_bar[i].srcAccessMask = 0x0;
+ img_bar[i].dstAccessMask = to_buf ? VK_ACCESS_TRANSFER_READ_BIT :
+ VK_ACCESS_TRANSFER_WRITE_BIT;
+ img_bar[i].oldLayout = frame->layout[i];
+ img_bar[i].newLayout = to_buf ? VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL :
+ VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
+ img_bar[i].srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ img_bar[i].dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ img_bar[i].image = frame->img[i];
+ img_bar[i].subresourceRange.levelCount = 1;
+ img_bar[i].subresourceRange.layerCount = 1;
+ img_bar[i].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+
+ sem_wait_dst[i] = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
+
+ frame->layout[i] = img_bar[i].newLayout;
+ frame->access[i] = img_bar[i].dstAccessMask;
+ }
+
+ vkCmdPipelineBarrier(s->cmd.buf, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
+ VK_PIPELINE_STAGE_TRANSFER_BIT, 0,
+ 0, NULL, 0, NULL, planes, img_bar);
+
+ /* Schedule a copy for each plane */
+ for (int i = 0; i < planes; i++) {
+ const int p_w = i > 0 ? AV_CEIL_RSHIFT(w, desc->log2_chroma_w) : w;
+ const int p_h = i > 0 ? AV_CEIL_RSHIFT(h, desc->log2_chroma_h) : h;
+ VkBufferImageCopy buf_reg = {
+ .bufferOffset = 0,
+ /* Buffer stride isn't in bytes, it's in samples, the implementation
+ * uses the image's VkFormat to know how many bytes per sample
+ * the buffer has. So we have to convert by dividing. Stupid.
+ * Won't work with YUVA or other planar formats with alpha. */
+ .bufferRowLength = buf_stride[i] / desc->comp[i].step,
+ .bufferImageHeight = p_h,
+ .imageSubresource.layerCount = 1,
+ .imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
+ .imageOffset = { 0, 0, 0, },
+ .imageExtent = { p_w, p_h, 1, },
+ };
+
+ if (to_buf)
+ vkCmdCopyImageToBuffer(s->cmd.buf, frame->img[i], frame->layout[i],
+ buffer[i].buf, 1, &buf_reg);
+ else
+ vkCmdCopyBufferToImage(s->cmd.buf, buffer[i].buf, frame->img[i],
+ frame->layout[i], 1, &buf_reg);
+ }
+
+ ret = vkEndCommandBuffer(s->cmd.buf);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to finish command buffer: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ }
+
+ /* Wait for the download/upload to finish if uploading, otherwise the
+ * semaphore will take care of synchronization when uploading */
+ ret = vkQueueSubmit(s->cmd.queue, 1, &s_info, s->cmd.fence);
+ if (ret != VK_SUCCESS) {
+ av_log(ctx, AV_LOG_ERROR, "Unable to submit command buffer: %s\n",
+ vk_ret2str(ret));
+ return AVERROR_EXTERNAL;
+ } else {
+ vkWaitForFences(hwctx->act_dev, 1, &s->cmd.fence, VK_TRUE, UINT64_MAX);
+ vkResetFences(hwctx->act_dev, 1, &s->cmd.fence);
+ }
+
+ return 0;
+}
+
+/* Technically we can use VK_EXT_external_memory_host to upload and download,
+ * however the alignment requirements make this unfeasible as both the pointer
+ * and the size of each plane need to be aligned to the minimum alignment
+ * requirement, which on all current implementations (anv, radv) is 4096.
+ * If the requirement gets relaxed (unlikely) this can easily be implemented. */
+static int vulkan_transfer_data_from_mem(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src)
+{
+ int err = 0;
+ AVFrame tmp;
+ AVVkFrame *f = (AVVkFrame *)dst->data[0];
+ AVHWDeviceContext *dev_ctx = hwfc->device_ctx;
+ ImageBuffer buf[AV_NUM_DATA_POINTERS] = { { 0 } };
+ const int planes = av_pix_fmt_count_planes(src->format);
+ int log2_chroma = av_pix_fmt_desc_get(src->format)->log2_chroma_h;
+
+ if ((src->format != AV_PIX_FMT_NONE && !av_vkfmt_from_pixfmt(src->format))) {
+ av_log(hwfc, AV_LOG_ERROR, "Unsupported source pixel format!\n");
+ return AVERROR(EINVAL);
+ }
+
+ if (src->width > hwfc->width || src->height > hwfc->height)
+ return AVERROR(EINVAL);
+
+ /* For linear, host visiable images */
+ if (f->tiling == VK_IMAGE_TILING_LINEAR &&
+ f->flags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) {
+ AVFrame *map = av_frame_alloc();
+ if (!map)
+ return AVERROR(ENOMEM);
+ map->format = src->format;
+
+ err = vulkan_map_frame_to_mem(hwfc, map, dst, AV_HWFRAME_MAP_WRITE);
+ if (err)
+ goto end;
+
+ err = av_frame_copy(map, src);
+ av_frame_free(&map);
+ goto end;
+ }
+
+ /* Create buffers */
+ for (int i = 0; i < planes; i++) {
+ int h = src->height;
+ int p_height = i > 0 ? AV_CEIL_RSHIFT(h, log2_chroma) : h;
+
+ tmp.linesize[i] = src->linesize[i];
+ err = create_buf(dev_ctx, &buf[i], p_height,
+ &tmp.linesize[i], VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
+ VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, NULL, NULL);
+ if (err)
+ goto end;
+ }
+
+ /* Map, copy image to buffer, unmap */
+ if ((err = map_buffers(dev_ctx, buf, tmp.data, planes, 0)))
+ goto end;
+
+ av_image_copy(tmp.data, tmp.linesize, (const uint8_t **)src->data,
+ src->linesize, src->format, src->width, src->height);
+
+ if ((err = unmap_buffers(dev_ctx, buf, planes, 1)))
+ goto end;
+
+ /* Copy buffers to image */
+ err = transfer_image_buf(dev_ctx, f, buf, tmp.linesize,
+ src->width, src->height, src->format, 0);
+
+end:
+ for (int i = 0; i < planes; i++)
+ free_buf(dev_ctx, &buf[i]);
+
+ return err;
+}
+
+static int vulkan_transfer_data_to(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src)
+{
+ av_unused VulkanDevicePriv *p = hwfc->device_ctx->internal->priv;
+
+ switch (src->format) {
+#if CONFIG_CUDA
+ case AV_PIX_FMT_CUDA:
+ if ((p->extensions & EXT_EXTERNAL_FD_MEMORY) &&
+ (p->extensions & EXT_EXTERNAL_FD_SEM))
+ return vulkan_transfer_data_from_cuda(hwfc, dst, src);
+#endif
+ default:
+ if (src->hw_frames_ctx)
+ return AVERROR(ENOSYS);
+ else
+ return vulkan_transfer_data_from_mem(hwfc, dst, src);
+ }
+}
+
+#if CONFIG_CUDA
+static int vulkan_transfer_data_to_cuda(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src)
+{
+ int err;
+ VkResult ret;
+ CUcontext dummy;
+ AVVkFrame *dst_f;
+ AVVkFrameInternal *dst_int;
+ const int planes = av_pix_fmt_count_planes(hwfc->sw_format);
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(hwfc->sw_format);
+
+ AVHWFramesContext *cuda_fc = (AVHWFramesContext*)dst->hw_frames_ctx->data;
+ AVHWDeviceContext *cuda_cu = cuda_fc->device_ctx;
+ AVCUDADeviceContext *cuda_dev = cuda_cu->hwctx;
+ AVCUDADeviceContextInternal *cu_internal = cuda_dev->internal;
+ CudaFunctions *cu = cu_internal->cuda_dl;
+
+ ret = CHECK_CU(cu->cuCtxPushCurrent(cuda_dev->cuda_ctx));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+
+ dst_f = (AVVkFrame *)src->data[0];
+
+ err = vulkan_export_to_cuda(hwfc, dst->hw_frames_ctx, src);
+ if (err < 0) {
+ goto fail;
+ }
+
+ dst_int = dst_f->internal;
+
+ for (int i = 0; i < planes; i++) {
+ CUDA_MEMCPY2D cpy = {
+ .dstMemoryType = CU_MEMORYTYPE_DEVICE,
+ .dstDevice = (CUdeviceptr)dst->data[i],
+ .dstPitch = dst->linesize[i],
+ .dstY = 0,
+
+ .srcMemoryType = CU_MEMORYTYPE_ARRAY,
+ .srcArray = dst_int->cu_array[i],
+ .WidthInBytes = (i > 0 ? AV_CEIL_RSHIFT(hwfc->width, desc->log2_chroma_w)
+ : hwfc->width) * desc->comp[i].step,
+ .Height = i > 0 ? AV_CEIL_RSHIFT(hwfc->height, desc->log2_chroma_h)
+ : hwfc->height,
+ };
+
+ ret = CHECK_CU(cu->cuMemcpy2DAsync(&cpy, cuda_dev->stream));
+ if (ret < 0) {
+ err = AVERROR_EXTERNAL;
+ goto fail;
+ }
+ }
+
+ CHECK_CU(cu->cuCtxPopCurrent(&dummy));
+
+ av_log(hwfc, AV_LOG_VERBOSE, "Transfered Vulkan image to CUDA!\n");
+
+ return 0;
+
+fail:
+ CHECK_CU(cu->cuCtxPopCurrent(&dummy));
+ vulkan_free_internal(dst_int);
+ dst_f->internal = NULL;
+ av_buffer_unref(&dst->buf[0]);
+ return err;
+}
+#endif
+
+static int vulkan_transfer_data_to_mem(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src)
+{
+ int err = 0;
+ AVFrame tmp;
+ AVVkFrame *f = (AVVkFrame *)src->data[0];
+ AVHWDeviceContext *dev_ctx = hwfc->device_ctx;
+ ImageBuffer buf[AV_NUM_DATA_POINTERS] = { { 0 } };
+ const int planes = av_pix_fmt_count_planes(dst->format);
+ int log2_chroma = av_pix_fmt_desc_get(dst->format)->log2_chroma_h;
+
+ if (dst->width > hwfc->width || dst->height > hwfc->height)
+ return AVERROR(EINVAL);
+
+ /* For linear, host visiable images */
+ if (f->tiling == VK_IMAGE_TILING_LINEAR &&
+ f->flags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) {
+ AVFrame *map = av_frame_alloc();
+ if (!map)
+ return AVERROR(ENOMEM);
+ map->format = dst->format;
+
+ err = vulkan_map_frame_to_mem(hwfc, map, src, AV_HWFRAME_MAP_READ);
+ if (err)
+ return err;
+
+ err = av_frame_copy(dst, map);
+ av_frame_free(&map);
+ return err;
+ }
+
+ /* Create buffers */
+ for (int i = 0; i < planes; i++) {
+ int h = dst->height;
+ int p_height = i > 0 ? AV_CEIL_RSHIFT(h, log2_chroma) : h;
+
+ tmp.linesize[i] = dst->linesize[i];
+ err = create_buf(dev_ctx, &buf[i], p_height,
+ &tmp.linesize[i], VK_BUFFER_USAGE_TRANSFER_DST_BIT,
+ VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, NULL, NULL);
+ }
+
+ /* Copy image to buffer */
+ if ((err = transfer_image_buf(dev_ctx, f, buf, tmp.linesize,
+ dst->width, dst->height, dst->format, 1)))
+ goto end;
+
+ /* Map, copy buffer to frame, unmap */
+ if ((err = map_buffers(dev_ctx, buf, tmp.data, planes, 1)))
+ goto end;
+
+ av_image_copy(dst->data, dst->linesize, (const uint8_t **)tmp.data,
+ tmp.linesize, dst->format, dst->width, dst->height);
+
+ err = unmap_buffers(dev_ctx, buf, planes, 0);
+
+end:
+ for (int i = 0; i < planes; i++)
+ free_buf(dev_ctx, &buf[i]);
+
+ return err;
+}
+
+static int vulkan_transfer_data_from(AVHWFramesContext *hwfc, AVFrame *dst,
+ const AVFrame *src)
+{
+ av_unused VulkanDevicePriv *p = hwfc->device_ctx->internal->priv;
+
+ switch (dst->format) {
+#if CONFIG_CUDA
+ case AV_PIX_FMT_CUDA:
+ if ((p->extensions & EXT_EXTERNAL_FD_MEMORY) &&
+ (p->extensions & EXT_EXTERNAL_FD_SEM))
+ return vulkan_transfer_data_to_cuda(hwfc, dst, src);
+#endif
+ default:
+ if (dst->hw_frames_ctx)
+ return AVERROR(ENOSYS);
+ else
+ return vulkan_transfer_data_to_mem(hwfc, dst, src);
+ }
+}
+
+AVVkFrame *av_vk_frame_alloc(void)
+{
+ return av_mallocz(sizeof(AVVkFrame));
+}
+
+const HWContextType ff_hwcontext_type_vulkan = {
+ .type = AV_HWDEVICE_TYPE_VULKAN,
+ .name = "Vulkan",
+
+ .device_hwctx_size = sizeof(AVVulkanDeviceContext),
+ .device_priv_size = sizeof(VulkanDevicePriv),
+ .frames_hwctx_size = sizeof(AVVulkanFramesContext),
+ .frames_priv_size = sizeof(VulkanFramesPriv),
+
+ .device_init = &vulkan_device_init,
+ .device_create = &vulkan_device_create,
+ .device_derive = &vulkan_device_derive,
+
+ .frames_get_constraints = &vulkan_frames_get_constraints,
+ .frames_init = vulkan_frames_init,
+ .frames_get_buffer = vulkan_get_buffer,
+ .frames_uninit = vulkan_frames_uninit,
+
+ .transfer_get_formats = vulkan_transfer_get_formats,
+ .transfer_data_to = vulkan_transfer_data_to,
+ .transfer_data_from = vulkan_transfer_data_from,
+
+ .map_to = vulkan_map_to,
+ .map_from = vulkan_map_from,
+
+ .pix_fmts = (const enum AVPixelFormat []) {
+ AV_PIX_FMT_VULKAN,
+ AV_PIX_FMT_NONE
+ },
+};
diff --git a/libavutil/hwcontext_vulkan.h b/libavutil/hwcontext_vulkan.h
new file mode 100644
index 0000000000..01d6d98b01
--- /dev/null
+++ b/libavutil/hwcontext_vulkan.h
@@ -0,0 +1,158 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_HWCONTEXT_VULKAN_H
+#define AVUTIL_HWCONTEXT_VULKAN_H
+
+#include <vulkan/vulkan.h>
+
+/**
+ * @file
+ * API-specific header for AV_HWDEVICE_TYPE_VULKAN.
+ *
+ * For user-allocated pools, AVHWFramesContext.pool must return AVBufferRefs
+ * with the data pointer set to an AVVkFrame.
+ */
+
+/**
+ * Main Vulkan context, allocated as AVHWDeviceContext.hwctx.
+ * All of these can be set before init to change what the context uses
+ */
+typedef struct AVVulkanDeviceContext {
+ /**
+ * Custom memory allocator, else NULL
+ */
+ const VkAllocationCallbacks *alloc;
+ /**
+ * Instance
+ */
+ VkInstance inst;
+ /**
+ * Physical device
+ */
+ VkPhysicalDevice phys_dev;
+ /**
+ * Active device
+ */
+ VkDevice act_dev;
+ /**
+ * Queue family index for graphics
+ * @note av_hwdevice_create() will set all 3 queue indices if unset
+ * If there is no dedicated queue for compute or transfer operations,
+ * they will be set to the graphics queue index which can handle both.
+ */
+ int queue_family_index;
+ /**
+ * Queue family index for transfer ops only
+ */
+ int queue_family_tx_index;
+ /**
+ * Queue family index for compute ops
+ */
+ int queue_family_comp_index;
+} AVVulkanDeviceContext;
+
+/**
+ * Allocated as AVHWFramesContext.hwctx, used to set pool-specific options
+ */
+typedef struct AVVulkanFramesContext {
+ /**
+ * Controls the tiling of output frames.
+ */
+ VkImageTiling tiling;
+ /**
+ * Defines extra usage of output frames. This is bitwise OR'd with the
+ * standard usage flags (SAMPLED, STORAGE, TRANSFER_SRC and TRANSFER_DST).
+ */
+ VkImageUsageFlagBits usage;
+ /**
+ * Extension data for image creation. By default, if the extension is
+ * available, this will be chained to a VkImageFormatListCreateInfoKHR.
+ */
+ void *create_pnext;
+ /**
+ * Extension data for memory allocation. Must have as many entries as
+ * the number of planes of the sw_format.
+ * This will be chained to VkExportMemoryAllocateInfo, which is used
+ * to make all pool images exportable to other APIs.
+ */
+ void *alloc_pnext[AV_NUM_DATA_POINTERS];
+} AVVulkanFramesContext;
+
+/*
+ * Frame structure, the VkFormat of the image will always match
+ * the pool's sw_format.
+ * All frames, imported or allocated, will be created with the
+ * VK_IMAGE_CREATE_ALIAS_BIT flag set, so the memory may be aliased if needed.
+ *
+ * @note the size of this structure is not part of the ABI, to allocate
+ * you must use @av_vk_frame_alloc().
+ */
+typedef struct AVVkFrame {
+ /**
+ * Vulkan images to which the memory is bound to.
+ */
+ VkImage img[AV_NUM_DATA_POINTERS];
+
+ /**
+ * Same tiling must be used for all images.
+ */
+ VkImageTiling tiling;
+
+ /**
+ * Memory backing the images. Could be less than the amount of images
+ * if importing from a DRM or VAAPI frame.
+ */
+ VkDeviceMemory mem[AV_NUM_DATA_POINTERS];
+ size_t size[AV_NUM_DATA_POINTERS];
+
+ /**
+ * OR'd flags for all memory allocated
+ */
+ VkMemoryPropertyFlagBits flags;
+
+ /**
+ * Updated after every barrier
+ */
+ VkAccessFlagBits access[AV_NUM_DATA_POINTERS];
+ VkImageLayout layout[AV_NUM_DATA_POINTERS];
+
+ /**
+ * Per-image semaphores. Must not be freed manually. Must be waited on
+ * and signalled at every queue submission.
+ */
+ VkSemaphore sem[AV_NUM_DATA_POINTERS];
+
+ /**
+ * Internal data.
+ */
+ struct AVVkFrameInternal *internal;
+} AVVkFrame;
+
+/**
+ * Allocates a single AVVkFrame and initializes everything as 0.
+ * @note Must be freed via av_free()
+ */
+AVVkFrame *av_vk_frame_alloc(void);
+
+/**
+ * Returns the format of each image up to the number of planes for a given sw_format.
+ */
+const VkFormat *av_vkfmt_from_pixfmt(enum AVPixelFormat p);
+
+#endif /* AVUTIL_HWCONTEXT_VULKAN_H */
diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c
index 05dd4a1e20..64178b7d56 100644
--- a/libavutil/pixdesc.c
+++ b/libavutil/pixdesc.c
@@ -2344,6 +2344,10 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
},
.flags = AV_PIX_FMT_FLAG_PLANAR,
},
+ [AV_PIX_FMT_VULKAN] = {
+ .name = "vulkan",
+ .flags = AV_PIX_FMT_FLAG_HWACCEL,
+ },
};
#if FF_API_PLUS1_MINUS1
FF_ENABLE_DEPRECATION_WARNINGS
diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h
index 37ecebd501..e1a511758b 100644
--- a/libavutil/pixfmt.h
+++ b/libavutil/pixfmt.h
@@ -348,6 +348,13 @@ enum AVPixelFormat {
AV_PIX_FMT_NV24, ///< planar YUV 4:4:4, 24bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (first byte U and the following byte V)
AV_PIX_FMT_NV42, ///< as above, but U and V bytes are swapped
+ /**
+ * Vulkan hardware images.
+ *
+ * data[0] points to an AVVkFrame
+ */
+ AV_PIX_FMT_VULKAN,
+
AV_PIX_FMT_NB ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-29 10:19:52 +0300