Welcome to mirror list, hosted at ThFree Co, Russian Federation.

github.com/FFmpeg/FFmpeg.git - Unnamed repository; edit this file 'description' to name the repository.
summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rwxr-xr-xconfigure44
-rw-r--r--libavcodec/dfa.c2
-rw-r--r--libavcodec/eatgv.c2
-rw-r--r--libavcodec/g723_1.c2
-rw-r--r--libavcodec/lcldec.c2
-rw-r--r--libavcodec/wmavoice.c2
-rw-r--r--libavcodec/xan.c3
-rw-r--r--libavcodec/xxan.c3
-rw-r--r--libavformat/matroskadec.c9
-rw-r--r--libavformat/smoothstreamingenc.c9
-rw-r--r--libavutil/Makefile5
-rw-r--r--libavutil/lzo.c44
-rw-r--r--libavutil/lzo.h11
-rw-r--r--libavutil/mem.c37
-rw-r--r--libavutil/mem.h12
15 files changed, 102 insertions, 85 deletions
diff --git a/configure b/configure
index 04a2ea3404..2131b218d7 100755
--- a/configure
+++ b/configure
@@ -129,6 +129,7 @@ Component options:
--disable-dct disable DCT code
--disable-dwt disable DWT code
--disable-lsp disable LSP code
+ --disable-lzo disable LZO decoder code
--disable-mdct disable MDCT code
--disable-rdft disable RDFT code
--disable-fft disable FFT code
@@ -1170,6 +1171,7 @@ CONFIG_LIST="
libxavs
libxvid
lsp
+ lzo
mdct
memalign_hack
memory_poisoning
@@ -1620,6 +1622,7 @@ binkaudio_dct_decoder_select="mdct rdft dct sinewin"
binkaudio_rdft_decoder_select="mdct rdft sinewin"
cavs_decoder_select="golomb mpegvideo"
cook_decoder_select="mdct sinewin"
+cscd_decoder_select="lzo"
cscd_decoder_suggest="zlib"
dca_decoder_select="mdct"
dirac_decoder_select="dwt golomb"
@@ -1710,6 +1713,7 @@ msmpeg4v3_encoder_select="h263_encoder"
mss2_decoder_select="vc1_decoder"
nellymoser_decoder_select="mdct sinewin"
nellymoser_encoder_select="mdct sinewin"
+nuv_decoder_select="lzo"
png_decoder_select="zlib"
png_encoder_select="zlib"
qcelp_decoder_select="lsp"
@@ -1842,7 +1846,7 @@ ipod_muxer_select="mov_muxer"
libnut_demuxer_deps="libnut"
libnut_muxer_deps="libnut"
matroska_audio_muxer_select="matroska_muxer"
-matroska_demuxer_suggest="zlib bzlib"
+matroska_demuxer_suggest="bzlib lzo zlib"
mov_demuxer_suggest="zlib"
mp3_demuxer_select="mpegaudio_parser"
mp4_muxer_select="mov_muxer"
@@ -2740,21 +2744,13 @@ case "$arch" in
arm*|iPad*)
arch="arm"
;;
- mips|mipsel|IP*)
+ mips*|IP*)
arch="mips"
;;
- mips64*)
- arch="mips"
- subarch="mips64"
- ;;
- parisc|hppa)
- arch="parisc"
- ;;
- parisc64|hppa64)
+ parisc*|hppa*)
arch="parisc"
- subarch="parisc64"
;;
- "Power Macintosh"|ppc|powerpc|ppc64|powerpc64)
+ "Power Macintosh"|ppc*|powerpc*)
arch="ppc"
;;
s390|s390x)
@@ -2974,13 +2970,31 @@ EOF
check_host_cflags -std=c99
check_host_cflags -Wall
+check_64bit(){
+ arch32=$1
+ arch64=$2
+ expr=$3
+ check_code cc "" "int test[2*($expr) - 1]" &&
+ subarch=$arch64 || subarch=$arch32
+}
+
case "$arch" in
- alpha|ia64|mips|parisc|sparc)
+ alpha|ia64|sparc)
spic=$shared
;;
+ mips)
+ check_64bit mips mips64 '_MIPS_SIM > 1'
+ spic=$shared
+ ;;
+ parisc)
+ check_64bit parisc parisc64 'sizeof(void *) > 4'
+ spic=$shared
+ ;;
+ ppc)
+ check_64bit ppc ppc64 'sizeof(void *) > 4'
+ ;;
x86)
- subarch="x86_32"
- check_code cc "" "int test[(int)sizeof(char*) - 7]" && subarch="x86_64"
+ check_64bit x86_32 x86_64 'sizeof(void *) > 4'
if test "$subarch" = "x86_64"; then
spic=$shared
fi
diff --git a/libavcodec/dfa.c b/libavcodec/dfa.c
index 42c37c831f..548a649fa1 100644
--- a/libavcodec/dfa.c
+++ b/libavcodec/dfa.c
@@ -25,7 +25,7 @@
#include "bytestream.h"
#include "libavutil/imgutils.h"
-#include "libavutil/lzo.h" // for av_memcpy_backptr
+#include "libavutil/mem.h"
typedef struct DfaContext {
AVFrame pic;
diff --git a/libavcodec/eatgv.c b/libavcodec/eatgv.c
index c986c14e64..caee311cda 100644
--- a/libavcodec/eatgv.c
+++ b/libavcodec/eatgv.c
@@ -31,8 +31,8 @@
#include "avcodec.h"
#define BITSTREAM_READER_LE
#include "get_bits.h"
-#include "libavutil/lzo.h"
#include "libavutil/imgutils.h"
+#include "libavutil/mem.h"
#define EA_PREAMBLE_SIZE 8
#define kVGT_TAG MKTAG('k', 'V', 'G', 'T')
diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c
index ae1707d155..a74c74da61 100644
--- a/libavcodec/g723_1.c
+++ b/libavcodec/g723_1.c
@@ -27,7 +27,7 @@
#define BITSTREAM_READER_LE
#include "libavutil/audioconvert.h"
-#include "libavutil/lzo.h"
+#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "internal.h"
diff --git a/libavcodec/lcldec.c b/libavcodec/lcldec.c
index 475ffdd55a..b3b7b523f6 100644
--- a/libavcodec/lcldec.c
+++ b/libavcodec/lcldec.c
@@ -41,10 +41,10 @@
#include <stdio.h>
#include <stdlib.h>
+#include "libavutil/mem.h"
#include "avcodec.h"
#include "bytestream.h"
#include "lcl.h"
-#include "libavutil/lzo.h"
#if CONFIG_ZLIB_DECODER
#include <zlib.h>
diff --git a/libavcodec/wmavoice.c b/libavcodec/wmavoice.c
index 480c9edd50..9504dab3f1 100644
--- a/libavcodec/wmavoice.c
+++ b/libavcodec/wmavoice.c
@@ -29,6 +29,7 @@
#include <math.h>
+#include "libavutil/mem.h"
#include "dsputil.h"
#include "avcodec.h"
#include "get_bits.h"
@@ -38,7 +39,6 @@
#include "acelp_vectors.h"
#include "acelp_filters.h"
#include "lsp.h"
-#include "libavutil/lzo.h"
#include "dct.h"
#include "rdft.h"
#include "sinewin.h"
diff --git a/libavcodec/xan.c b/libavcodec/xan.c
index f11f1bf062..25e62e66a2 100644
--- a/libavcodec/xan.c
+++ b/libavcodec/xan.c
@@ -33,12 +33,11 @@
#include <string.h>
#include "libavutil/intreadwrite.h"
+#include "libavutil/mem.h"
#include "avcodec.h"
#include "bytestream.h"
#define BITSTREAM_READER_LE
#include "get_bits.h"
-// for av_memcpy_backptr
-#include "libavutil/lzo.h"
#define RUNTIME_GAMMA 0
diff --git a/libavcodec/xxan.c b/libavcodec/xxan.c
index 7a7b5ba277..de1ea7f0e4 100644
--- a/libavcodec/xxan.c
+++ b/libavcodec/xxan.c
@@ -22,11 +22,10 @@
#include "avcodec.h"
#include "libavutil/intreadwrite.h"
+#include "libavutil/mem.h"
#include "bytestream.h"
#define BITSTREAM_READER_LE
#include "get_bits.h"
-// for av_memcpy_backptr
-#include "libavutil/lzo.h"
typedef struct XanContext {
AVCodecContext *avctx;
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index e23d00c4f9..c4a590b27f 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -1078,6 +1078,7 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
memcpy(pkt_data + header_size, data, isize);
break;
}
+#if CONFIG_LZO
case MATROSKA_TRACK_ENCODING_COMP_LZO:
do {
olen = pkt_size *= 3;
@@ -1095,6 +1096,7 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
}
pkt_size -= olen;
break;
+#endif
#if CONFIG_ZLIB
case MATROSKA_TRACK_ENCODING_COMP_ZLIB: {
z_stream zstream = {0};
@@ -1548,14 +1550,17 @@ static int matroska_read_header(AVFormatContext *s)
"Multiple combined encodings not supported");
} else if (encodings_list->nb_elem == 1) {
if (encodings[0].type ||
- (encodings[0].compression.algo != MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP &&
+ (
#if CONFIG_ZLIB
encodings[0].compression.algo != MATROSKA_TRACK_ENCODING_COMP_ZLIB &&
#endif
#if CONFIG_BZLIB
encodings[0].compression.algo != MATROSKA_TRACK_ENCODING_COMP_BZLIB &&
#endif
- encodings[0].compression.algo != MATROSKA_TRACK_ENCODING_COMP_LZO)) {
+#if CONFIG_LZO
+ encodings[0].compression.algo != MATROSKA_TRACK_ENCODING_COMP_LZO &&
+#endif
+ encodings[0].compression.algo != MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP)) {
encodings[0].scope = 0;
av_log(matroska->ctx, AV_LOG_ERROR,
"Unsupported encoding type");
diff --git a/libavformat/smoothstreamingenc.c b/libavformat/smoothstreamingenc.c
index df7522ee1d..1104d5853f 100644
--- a/libavformat/smoothstreamingenc.c
+++ b/libavformat/smoothstreamingenc.c
@@ -559,12 +559,15 @@ static int ism_write_packet(AVFormatContext *s, AVPacket *pkt)
SmoothStreamingContext *c = s->priv_data;
AVStream *st = s->streams[pkt->stream_index];
OutputStream *os = &c->streams[pkt->stream_index];
- int64_t end_pts = (c->nb_fragments + 1) * c->min_frag_duration;
+ int64_t end_dts = (c->nb_fragments + 1) * c->min_frag_duration;
int ret;
+ if (st->first_dts == AV_NOPTS_VALUE)
+ st->first_dts = pkt->dts;
+
if ((!c->has_video || st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
- av_compare_ts(pkt->pts, st->time_base,
- end_pts, AV_TIME_BASE_Q) >= 0 &&
+ av_compare_ts(pkt->dts - st->first_dts, st->time_base,
+ end_dts, AV_TIME_BASE_Q) >= 0 &&
pkt->flags & AV_PKT_FLAG_KEY && os->packets_written) {
if ((ret = ism_flush(s, 0)) < 0)
diff --git a/libavutil/Makefile b/libavutil/Makefile
index 3a6f7313ed..88a978f96f 100644
--- a/libavutil/Makefile
+++ b/libavutil/Makefile
@@ -27,7 +27,6 @@ HEADERS = adler32.h \
intreadwrite.h \
lfg.h \
log.h \
- lzo.h \
mathematics.h \
md5.h \
mem.h \
@@ -47,6 +46,8 @@ HEADERS = adler32.h \
version.h \
xtea.h \
+HEADERS-$(CONFIG_LZO) += lzo.h
+
ARCH_HEADERS = bswap.h \
intmath.h \
intreadwrite.h \
@@ -77,7 +78,6 @@ OBJS = adler32.o \
log.o \
log2.o \
log2_tab.o \
- lzo.o \
mathematics.o \
md5.o \
mem.o \
@@ -97,6 +97,7 @@ OBJS = adler32.o \
xga_font_data.o \
xtea.o \
+OBJS-$(CONFIG_LZO) += lzo.o
OBJS += $(COMPAT_OBJS:%=../compat/%)
diff --git a/libavutil/lzo.c b/libavutil/lzo.c
index 47fc767a06..c723257212 100644
--- a/libavutil/lzo.c
+++ b/libavutil/lzo.c
@@ -100,8 +100,6 @@ static inline void copy(LZOContext *c, int cnt)
c->out = dst + cnt;
}
-static inline void memcpy_backptr(uint8_t *dst, int back, int cnt);
-
/**
* @brief Copies previously decoded bytes to current position.
* @param back how many bytes back we start, must be > 0
@@ -122,50 +120,10 @@ static inline void copy_backptr(LZOContext *c, int back, int cnt)
cnt = FFMAX(c->out_end - dst, 0);
c->error |= AV_LZO_OUTPUT_FULL;
}
- memcpy_backptr(dst, back, cnt);
+ av_memcpy_backptr(dst, back, cnt);
c->out = dst + cnt;
}
-static inline void memcpy_backptr(uint8_t *dst, int back, int cnt)
-{
- const uint8_t *src = &dst[-back];
- if (back <= 1) {
- memset(dst, *src, cnt);
- } else {
- if (cnt >= 4) {
- AV_COPY16U(dst, src);
- AV_COPY16U(dst + 2, src + 2);
- src += 4;
- dst += 4;
- cnt -= 4;
- }
- if (cnt >= 8) {
- AV_COPY16U(dst, src);
- AV_COPY16U(dst + 2, src + 2);
- AV_COPY16U(dst + 4, src + 4);
- AV_COPY16U(dst + 6, src + 6);
- src += 8;
- dst += 8;
- cnt -= 8;
- }
- if (cnt > 0) {
- int blocklen = back;
- while (cnt > blocklen) {
- memcpy(dst, src, blocklen);
- dst += blocklen;
- cnt -= blocklen;
- blocklen <<= 1;
- }
- memcpy(dst, src, cnt);
- }
- }
-}
-
-void av_memcpy_backptr(uint8_t *dst, int back, int cnt)
-{
- memcpy_backptr(dst, back, cnt);
-}
-
int av_lzo1x_decode(void *out, int *outlen, const void *in, int *inlen)
{
int state = 0;
diff --git a/libavutil/lzo.h b/libavutil/lzo.h
index 60b7065b15..c03403992d 100644
--- a/libavutil/lzo.h
+++ b/libavutil/lzo.h
@@ -60,17 +60,6 @@
int av_lzo1x_decode(void *out, int *outlen, const void *in, int *inlen);
/**
- * @brief deliberately overlapping memcpy implementation
- * @param dst destination buffer
- * @param back how many bytes back we start (the initial size of the overlapping window), must be > 0
- * @param cnt number of bytes to copy, must be >= 0
- *
- * cnt > back is valid, this will copy the bytes we just copied,
- * thus creating a repeating pattern with a period length of back.
- */
-void av_memcpy_backptr(uint8_t *dst, int back, int cnt);
-
-/**
* @}
*/
diff --git a/libavutil/mem.c b/libavutil/mem.c
index 0c1c4b25a0..f3853b0827 100644
--- a/libavutil/mem.c
+++ b/libavutil/mem.c
@@ -29,6 +29,7 @@
#include "config.h"
#include <limits.h>
+#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#if HAVE_MALLOC_H
@@ -36,6 +37,7 @@
#endif
#include "avutil.h"
+#include "intreadwrite.h"
#include "mem.h"
/* here we can use OS-dependent allocation functions */
@@ -244,3 +246,38 @@ void av_dynarray_add(void *tab_ptr, int *nb_ptr, void *elem)
*nb_ptr = nb;
}
+void av_memcpy_backptr(uint8_t *dst, int back, int cnt)
+{
+ const uint8_t *src = &dst[-back];
+ if (back <= 1) {
+ memset(dst, *src, cnt);
+ } else {
+ if (cnt >= 4) {
+ AV_COPY16U(dst, src);
+ AV_COPY16U(dst + 2, src + 2);
+ src += 4;
+ dst += 4;
+ cnt -= 4;
+ }
+ if (cnt >= 8) {
+ AV_COPY16U(dst, src);
+ AV_COPY16U(dst + 2, src + 2);
+ AV_COPY16U(dst + 4, src + 4);
+ AV_COPY16U(dst + 6, src + 6);
+ src += 8;
+ dst += 8;
+ cnt -= 8;
+ }
+ if (cnt > 0) {
+ int blocklen = back;
+ while (cnt > blocklen) {
+ memcpy(dst, src, blocklen);
+ dst += blocklen;
+ cnt -= blocklen;
+ blocklen <<= 1;
+ }
+ memcpy(dst, src, cnt);
+ }
+ }
+}
+
diff --git a/libavutil/mem.h b/libavutil/mem.h
index c2f011552d..ced9453869 100644
--- a/libavutil/mem.h
+++ b/libavutil/mem.h
@@ -27,6 +27,7 @@
#define AVUTIL_MEM_H
#include <limits.h>
+#include <stdint.h>
#include "attributes.h"
#include "error.h"
@@ -217,6 +218,17 @@ static inline int av_size_mult(size_t a, size_t b, size_t *r)
void av_max_alloc(size_t max);
/**
+ * @brief deliberately overlapping memcpy implementation
+ * @param dst destination buffer
+ * @param back how many bytes back we start (the initial size of the overlapping window), must be > 0
+ * @param cnt number of bytes to copy, must be >= 0
+ *
+ * cnt > back is valid, this will copy the bytes we just copied,
+ * thus creating a repeating pattern with a period length of back.
+ */
+void av_memcpy_backptr(uint8_t *dst, int back, int cnt);
+
+/**
* @}
*/
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-11 13:03:45 +0300