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path: root/source/blender/imbuf/intern/cineon/cineon_dpx.c
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Diffstat (limited to 'source/blender/imbuf/intern/cineon/cineon_dpx.c')
-rw-r--r--source/blender/imbuf/intern/cineon/cineon_dpx.c266
1 files changed, 142 insertions, 124 deletions
diff --git a/source/blender/imbuf/intern/cineon/cineon_dpx.c b/source/blender/imbuf/intern/cineon/cineon_dpx.c
index 2db7668c0ca..8f3829ee91e 100644
--- a/source/blender/imbuf/intern/cineon/cineon_dpx.c
+++ b/source/blender/imbuf/intern/cineon/cineon_dpx.c
@@ -20,7 +20,6 @@
* \ingroup imbcineon
*/
-
#include <stdio.h>
#include <string.h>
#include <math.h>
@@ -37,164 +36,183 @@
#include "MEM_guardedalloc.h"
-static struct ImBuf *imb_load_dpx_cineon(
- const unsigned char *mem, size_t size, int use_cineon, int flags,
- char colorspace[IM_MAX_SPACE])
+static struct ImBuf *imb_load_dpx_cineon(const unsigned char *mem,
+ size_t size,
+ int use_cineon,
+ int flags,
+ char colorspace[IM_MAX_SPACE])
{
- ImBuf *ibuf;
- LogImageFile *image;
- int width, height, depth;
+ ImBuf *ibuf;
+ LogImageFile *image;
+ int width, height, depth;
- colorspace_set_default_role(colorspace, IM_MAX_SPACE, COLOR_ROLE_DEFAULT_FLOAT);
+ colorspace_set_default_role(colorspace, IM_MAX_SPACE, COLOR_ROLE_DEFAULT_FLOAT);
- logImageSetVerbose((G.debug & G_DEBUG) ? 1 : 0);
+ logImageSetVerbose((G.debug & G_DEBUG) ? 1 : 0);
- image = logImageOpenFromMemory(mem, size);
+ image = logImageOpenFromMemory(mem, size);
- if (image == NULL) {
- printf("DPX/Cineon: error opening image.\n");
- return NULL;
- }
+ if (image == NULL) {
+ printf("DPX/Cineon: error opening image.\n");
+ return NULL;
+ }
- logImageGetSize(image, &width, &height, &depth);
+ logImageGetSize(image, &width, &height, &depth);
- ibuf = IMB_allocImBuf(width, height, 32, IB_rectfloat | flags);
- if (ibuf == NULL) {
- logImageClose(image);
- return NULL;
- }
+ ibuf = IMB_allocImBuf(width, height, 32, IB_rectfloat | flags);
+ if (ibuf == NULL) {
+ logImageClose(image);
+ return NULL;
+ }
- if (!(flags & IB_test)) {
- if (logImageGetDataRGBA(image, ibuf->rect_float, 1) != 0) {
- logImageClose(image);
- IMB_freeImBuf(ibuf);
- return NULL;
- }
- IMB_flipy(ibuf);
- }
+ if (!(flags & IB_test)) {
+ if (logImageGetDataRGBA(image, ibuf->rect_float, 1) != 0) {
+ logImageClose(image);
+ IMB_freeImBuf(ibuf);
+ return NULL;
+ }
+ IMB_flipy(ibuf);
+ }
- logImageClose(image);
- ibuf->ftype = use_cineon ? IMB_FTYPE_CINEON : IMB_FTYPE_DPX;
+ logImageClose(image);
+ ibuf->ftype = use_cineon ? IMB_FTYPE_CINEON : IMB_FTYPE_DPX;
- if (flags & IB_alphamode_detect)
- ibuf->flags |= IB_alphamode_premul;
+ if (flags & IB_alphamode_detect)
+ ibuf->flags |= IB_alphamode_premul;
- return ibuf;
+ return ibuf;
}
static int imb_save_dpx_cineon(ImBuf *ibuf, const char *filename, int use_cineon, int flags)
{
- LogImageFile *logImage;
- float *fbuf;
- float *fbuf_ptr;
- unsigned char *rect_ptr;
- int x, y, depth, bitspersample, rvalue;
-
- if (flags & IB_mem) {
- printf("DPX/Cineon: saving in memory is not supported.\n");
- return 0;
- }
-
- logImageSetVerbose((G.debug & G_DEBUG) ? 1 : 0);
-
- depth = (ibuf->planes + 7) >> 3;
- if (depth > 4 || depth < 3) {
- printf("DPX/Cineon: unsupported depth: %d for file: '%s'\n", depth, filename);
- return 0;
- }
-
- if (ibuf->foptions.flag & CINEON_10BIT)
- bitspersample = 10;
- else if (ibuf->foptions.flag & CINEON_12BIT)
- bitspersample = 12;
- else if (ibuf->foptions.flag & CINEON_16BIT)
- bitspersample = 16;
- else
- bitspersample = 8;
-
- logImage = logImageCreate(filename, use_cineon, ibuf->x, ibuf->y, bitspersample, (depth == 4),
- (ibuf->foptions.flag & CINEON_LOG), -1, -1, -1, "Blender");
-
- if (logImage == NULL) {
- printf("DPX/Cineon: error creating file.\n");
- return 0;
- }
-
- if (ibuf->rect_float != NULL && bitspersample != 8) {
- /* don't use the float buffer to save 8 bpp picture to prevent color banding
- * (there's no dithering algorithm behing the logImageSetDataRGBA function) */
-
- fbuf = (float *)MEM_mallocN(ibuf->x * ibuf->y * 4 * sizeof(float), "fbuf in imb_save_dpx_cineon");
-
- for (y = 0; y < ibuf->y; y++) {
- float *dst_ptr = fbuf + 4 * ((ibuf->y - y - 1) * ibuf->x);
- float *src_ptr = ibuf->rect_float + 4 * (y * ibuf->x);
-
- memcpy(dst_ptr, src_ptr, 4 * ibuf->x * sizeof(float));
- }
-
- rvalue = (logImageSetDataRGBA(logImage, fbuf, 1) == 0);
-
- MEM_freeN(fbuf);
- }
- else {
- if (ibuf->rect == NULL)
- IMB_rect_from_float(ibuf);
-
- fbuf = (float *)MEM_mallocN(ibuf->x * ibuf->y * 4 * sizeof(float), "fbuf in imb_save_dpx_cineon");
- if (fbuf == NULL) {
- printf("DPX/Cineon: error allocating memory.\n");
- logImageClose(logImage);
- return 0;
- }
- for (y = 0; y < ibuf->y; y++) {
- for (x = 0; x < ibuf->x; x++) {
- fbuf_ptr = fbuf + 4 * ((ibuf->y - y - 1) * ibuf->x + x);
- rect_ptr = (unsigned char *)ibuf->rect + 4 * (y * ibuf->x + x);
- fbuf_ptr[0] = (float)rect_ptr[0] / 255.0f;
- fbuf_ptr[1] = (float)rect_ptr[1] / 255.0f;
- fbuf_ptr[2] = (float)rect_ptr[2] / 255.0f;
- fbuf_ptr[3] = (depth == 4) ? ((float)rect_ptr[3] / 255.0f) : 1.0f;
- }
- }
- rvalue = (logImageSetDataRGBA(logImage, fbuf, 0) == 0);
- MEM_freeN(fbuf);
- }
-
- logImageClose(logImage);
- return rvalue;
+ LogImageFile *logImage;
+ float *fbuf;
+ float *fbuf_ptr;
+ unsigned char *rect_ptr;
+ int x, y, depth, bitspersample, rvalue;
+
+ if (flags & IB_mem) {
+ printf("DPX/Cineon: saving in memory is not supported.\n");
+ return 0;
+ }
+
+ logImageSetVerbose((G.debug & G_DEBUG) ? 1 : 0);
+
+ depth = (ibuf->planes + 7) >> 3;
+ if (depth > 4 || depth < 3) {
+ printf("DPX/Cineon: unsupported depth: %d for file: '%s'\n", depth, filename);
+ return 0;
+ }
+
+ if (ibuf->foptions.flag & CINEON_10BIT)
+ bitspersample = 10;
+ else if (ibuf->foptions.flag & CINEON_12BIT)
+ bitspersample = 12;
+ else if (ibuf->foptions.flag & CINEON_16BIT)
+ bitspersample = 16;
+ else
+ bitspersample = 8;
+
+ logImage = logImageCreate(filename,
+ use_cineon,
+ ibuf->x,
+ ibuf->y,
+ bitspersample,
+ (depth == 4),
+ (ibuf->foptions.flag & CINEON_LOG),
+ -1,
+ -1,
+ -1,
+ "Blender");
+
+ if (logImage == NULL) {
+ printf("DPX/Cineon: error creating file.\n");
+ return 0;
+ }
+
+ if (ibuf->rect_float != NULL && bitspersample != 8) {
+ /* don't use the float buffer to save 8 bpp picture to prevent color banding
+ * (there's no dithering algorithm behing the logImageSetDataRGBA function) */
+
+ fbuf = (float *)MEM_mallocN(ibuf->x * ibuf->y * 4 * sizeof(float),
+ "fbuf in imb_save_dpx_cineon");
+
+ for (y = 0; y < ibuf->y; y++) {
+ float *dst_ptr = fbuf + 4 * ((ibuf->y - y - 1) * ibuf->x);
+ float *src_ptr = ibuf->rect_float + 4 * (y * ibuf->x);
+
+ memcpy(dst_ptr, src_ptr, 4 * ibuf->x * sizeof(float));
+ }
+
+ rvalue = (logImageSetDataRGBA(logImage, fbuf, 1) == 0);
+
+ MEM_freeN(fbuf);
+ }
+ else {
+ if (ibuf->rect == NULL)
+ IMB_rect_from_float(ibuf);
+
+ fbuf = (float *)MEM_mallocN(ibuf->x * ibuf->y * 4 * sizeof(float),
+ "fbuf in imb_save_dpx_cineon");
+ if (fbuf == NULL) {
+ printf("DPX/Cineon: error allocating memory.\n");
+ logImageClose(logImage);
+ return 0;
+ }
+ for (y = 0; y < ibuf->y; y++) {
+ for (x = 0; x < ibuf->x; x++) {
+ fbuf_ptr = fbuf + 4 * ((ibuf->y - y - 1) * ibuf->x + x);
+ rect_ptr = (unsigned char *)ibuf->rect + 4 * (y * ibuf->x + x);
+ fbuf_ptr[0] = (float)rect_ptr[0] / 255.0f;
+ fbuf_ptr[1] = (float)rect_ptr[1] / 255.0f;
+ fbuf_ptr[2] = (float)rect_ptr[2] / 255.0f;
+ fbuf_ptr[3] = (depth == 4) ? ((float)rect_ptr[3] / 255.0f) : 1.0f;
+ }
+ }
+ rvalue = (logImageSetDataRGBA(logImage, fbuf, 0) == 0);
+ MEM_freeN(fbuf);
+ }
+
+ logImageClose(logImage);
+ return rvalue;
}
int imb_save_cineon(struct ImBuf *buf, const char *myfile, int flags)
{
- return imb_save_dpx_cineon(buf, myfile, 1, flags);
+ return imb_save_dpx_cineon(buf, myfile, 1, flags);
}
int imb_is_cineon(const unsigned char *buf)
{
- return logImageIsCineon(buf);
+ return logImageIsCineon(buf);
}
-ImBuf *imb_load_cineon(const unsigned char *mem, size_t size, int flags, char colorspace[IM_MAX_SPACE])
+ImBuf *imb_load_cineon(const unsigned char *mem,
+ size_t size,
+ int flags,
+ char colorspace[IM_MAX_SPACE])
{
- if (imb_is_cineon(mem))
- return imb_load_dpx_cineon(mem, size, 1, flags, colorspace);
- return NULL;
+ if (imb_is_cineon(mem))
+ return imb_load_dpx_cineon(mem, size, 1, flags, colorspace);
+ return NULL;
}
int imb_save_dpx(struct ImBuf *buf, const char *myfile, int flags)
{
- return imb_save_dpx_cineon(buf, myfile, 0, flags);
+ return imb_save_dpx_cineon(buf, myfile, 0, flags);
}
int imb_is_dpx(const unsigned char *buf)
{
- return logImageIsDpx(buf);
+ return logImageIsDpx(buf);
}
-ImBuf *imb_load_dpx(const unsigned char *mem, size_t size, int flags, char colorspace[IM_MAX_SPACE])
+ImBuf *imb_load_dpx(const unsigned char *mem,
+ size_t size,
+ int flags,
+ char colorspace[IM_MAX_SPACE])
{
- if (imb_is_dpx(mem))
- return imb_load_dpx_cineon(mem, size, 0, flags, colorspace);
- return NULL;
+ if (imb_is_dpx(mem))
+ return imb_load_dpx_cineon(mem, size, 0, flags, colorspace);
+ return NULL;
}
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