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FFmpeg
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Merge commit '9d46eaec7a90bd8f5cd9e45398c6d17804182320' 

* commit '9d46eaec7a90bd8f5cd9e45398c6d17804182320':
  build: The FLAC encoder also depends on the flacdsp code
  img2: K&R formatting cosmetics
  h264: check context state before decoding slice data partitions
  flashsv: make sure data for zlib priming is available

Conflicts:
	libavcodec/Makefile
	libavformat/img2.c
	libavformat/img2dec.c
	libavformat/img2enc.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
tags/n1.1
Michael Niedermayer 13 years ago
parent
8119d8b01f 9d46eaec7a
commit
db29a7c7c2
6 changed files with 148 additions and 132 deletions
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  1. +1
    -1
      libavcodec/Makefile
  2. +5
    -0
      libavcodec/flashsv.c
  3. +1
    -0
      libavcodec/h264.c
  4. +52
    -51
      libavformat/img2.c
  5. +78
    -69
      libavformat/img2dec.c
  6. +11
    -11
      libavformat/img2enc.c

+ 1
- 1
libavcodec/Makefile View File

@@ -193,7 +193,7 @@ OBJS-$(CONFIG_FFVHUFF_DECODER) += huffyuv.o
OBJS-$(CONFIG_FFVHUFF_ENCODER) += huffyuv.o
OBJS-$(CONFIG_FFWAVESYNTH_DECODER) += ffwavesynth.o
OBJS-$(CONFIG_FLAC_DECODER) += flacdec.o flacdata.o flac.o flacdsp.o
OBJS-$(CONFIG_FLAC_ENCODER) += flacenc.o flacdata.o flac.o vorbis_data.o
OBJS-$(CONFIG_FLAC_ENCODER) += flacenc.o flacdata.o flac.o flacdsp.o vorbis_data.o
OBJS-$(CONFIG_FLASHSV_DECODER) += flashsv.o
OBJS-$(CONFIG_FLASHSV_ENCODER) += flashsvenc.o
OBJS-$(CONFIG_FLASHSV2_ENCODER) += flashsv2enc.o


+ 5
- 0
libavcodec/flashsv.c View File

@@ -403,6 +403,11 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
av_log_missing_feature(avctx, "zlibprime_curr", 1);
return AVERROR_PATCHWELCOME;
}
if (!s->blocks && (s->zlibprime_curr || s->zlibprime_prev)) {
av_log(avctx, AV_LOG_ERROR, "no data available for zlib "
"priming\n");
return AVERROR_INVALIDDATA;
}
size--; // account for flags byte
}



+ 1
- 0
libavcodec/h264.c View File

@@ -3989,6 +3989,7 @@ again:
if (hx->redundant_pic_count == 0 &&
hx->intra_gb_ptr &&
hx->s.data_partitioning &&
s->current_picture_ptr &&
s->context_initialized &&
(avctx->skip_frame < AVDISCARD_NONREF || hx->nal_ref_idc) &&
(avctx->skip_frame < AVDISCARD_BIDIR ||


+ 52
- 51
libavformat/img2.c View File

@@ -29,61 +29,62 @@ typedef struct {
} IdStrMap;

static const IdStrMap img_tags[] = {
{ AV_CODEC_ID_MJPEG , "jpeg"},
{ AV_CODEC_ID_MJPEG , "jpg"},
{ AV_CODEC_ID_MJPEG , "jps"},
{ AV_CODEC_ID_LJPEG , "ljpg"},
{ AV_CODEC_ID_JPEGLS , "jls"},
{ AV_CODEC_ID_PNG , "png"},
{ AV_CODEC_ID_PNG , "pns"},
{ AV_CODEC_ID_PNG , "mng"},
{ AV_CODEC_ID_PPM , "ppm"},
{ AV_CODEC_ID_PPM , "pnm"},
{ AV_CODEC_ID_PGM , "pgm"},
{ AV_CODEC_ID_PGMYUV , "pgmyuv"},
{ AV_CODEC_ID_PBM , "pbm"},
{ AV_CODEC_ID_PAM , "pam"},
{ AV_CODEC_ID_MPEG1VIDEO, "mpg1-img"},
{ AV_CODEC_ID_MPEG2VIDEO, "mpg2-img"},
{ AV_CODEC_ID_MPEG4 , "mpg4-img"},
{ AV_CODEC_ID_FFV1 , "ffv1-img"},
{ AV_CODEC_ID_RAWVIDEO , "y"},
{ AV_CODEC_ID_RAWVIDEO , "raw"},
{ AV_CODEC_ID_BMP , "bmp"},
{ AV_CODEC_ID_GIF , "gif"},
{ AV_CODEC_ID_TARGA , "tga"},
{ AV_CODEC_ID_TIFF , "tiff"},
{ AV_CODEC_ID_TIFF , "tif"},
{ AV_CODEC_ID_SGI , "sgi"},
{ AV_CODEC_ID_PTX , "ptx"},
{ AV_CODEC_ID_PCX , "pcx"},
{ AV_CODEC_ID_BRENDER_PIX, "pix"},
{ AV_CODEC_ID_SUNRAST , "sun"},
{ AV_CODEC_ID_SUNRAST , "ras"},
{ AV_CODEC_ID_SUNRAST , "rs"},
{ AV_CODEC_ID_SUNRAST , "im1"},
{ AV_CODEC_ID_SUNRAST , "im8"},
{ AV_CODEC_ID_SUNRAST , "im24"},
{ AV_CODEC_ID_SUNRAST , "im32"},
{ AV_CODEC_ID_SUNRAST , "sunras"},
{ AV_CODEC_ID_JPEG2000 , "j2c"},
{ AV_CODEC_ID_JPEG2000 , "j2k"},
{ AV_CODEC_ID_JPEG2000 , "jp2"},
{ AV_CODEC_ID_JPEG2000 , "jpc"},
{ AV_CODEC_ID_DPX , "dpx"},
{ AV_CODEC_ID_EXR , "exr"},
{ AV_CODEC_ID_PICTOR , "pic"},
{ AV_CODEC_ID_V210X , "yuv10"},
{ AV_CODEC_ID_XBM , "xbm"},
{ AV_CODEC_ID_XFACE , "xface"},
{ AV_CODEC_ID_XWD , "xwd"},
{ AV_CODEC_ID_NONE , NULL}
{ AV_CODEC_ID_MJPEG, "jpeg" },
{ AV_CODEC_ID_MJPEG, "jpg" },
{ AV_CODEC_ID_MJPEG, "jps" },
{ AV_CODEC_ID_LJPEG, "ljpg" },
{ AV_CODEC_ID_JPEGLS, "jls" },
{ AV_CODEC_ID_PNG, "png" },
{ AV_CODEC_ID_PNG, "pns" },
{ AV_CODEC_ID_PNG, "mng" },
{ AV_CODEC_ID_PPM, "ppm" },
{ AV_CODEC_ID_PPM, "pnm" },
{ AV_CODEC_ID_PGM, "pgm" },
{ AV_CODEC_ID_PGMYUV, "pgmyuv" },
{ AV_CODEC_ID_PBM, "pbm" },
{ AV_CODEC_ID_PAM, "pam" },
{ AV_CODEC_ID_MPEG1VIDEO, "mpg1-img" },
{ AV_CODEC_ID_MPEG2VIDEO, "mpg2-img" },
{ AV_CODEC_ID_MPEG4, "mpg4-img" },
{ AV_CODEC_ID_FFV1, "ffv1-img" },
{ AV_CODEC_ID_RAWVIDEO, "y" },
{ AV_CODEC_ID_RAWVIDEO, "raw" },
{ AV_CODEC_ID_BMP, "bmp" },
{ AV_CODEC_ID_GIF, "gif" },
{ AV_CODEC_ID_TARGA, "tga" },
{ AV_CODEC_ID_TIFF, "tiff" },
{ AV_CODEC_ID_TIFF, "tif" },
{ AV_CODEC_ID_SGI, "sgi" },
{ AV_CODEC_ID_PTX, "ptx" },
{ AV_CODEC_ID_PCX, "pcx" },
{ AV_CODEC_ID_BRENDER_PIX, "pix" },
{ AV_CODEC_ID_SUNRAST, "sun" },
{ AV_CODEC_ID_SUNRAST, "ras" },
{ AV_CODEC_ID_SUNRAST, "rs" },
{ AV_CODEC_ID_SUNRAST, "im1" },
{ AV_CODEC_ID_SUNRAST, "im8" },
{ AV_CODEC_ID_SUNRAST, "im24" },
{ AV_CODEC_ID_SUNRAST, "im32" },
{ AV_CODEC_ID_SUNRAST, "sunras" },
{ AV_CODEC_ID_JPEG2000, "j2c" },
{ AV_CODEC_ID_JPEG2000, "j2k" },
{ AV_CODEC_ID_JPEG2000, "jp2" },
{ AV_CODEC_ID_JPEG2000, "jpc" },
{ AV_CODEC_ID_DPX, "dpx" },
{ AV_CODEC_ID_EXR, "exr" },
{ AV_CODEC_ID_PICTOR, "pic" },
{ AV_CODEC_ID_V210X, "yuv10" },
{ AV_CODEC_ID_XBM, "xbm" },
{ AV_CODEC_ID_XFACE, "xface" },
{ AV_CODEC_ID_XWD, "xwd" },
{ AV_CODEC_ID_NONE, NULL }
};

static enum AVCodecID av_str2id(const IdStrMap *tags, const char *str)
{
str= strrchr(str, '.');
if(!str) return AV_CODEC_ID_NONE;
str = strrchr(str, '.');
if (!str)
return AV_CODEC_ID_NONE;
str++;

while (tags->id) {


+ 78
- 69
libavformat/img2dec.c View File

@@ -80,13 +80,14 @@ static int infer_size(int *width_ptr, int *height_ptr, int size)
{
int i;

for(i=0;i<FF_ARRAY_ELEMS(sizes);i++) {
for (i = 0; i < FF_ARRAY_ELEMS(sizes); i++) {
if ((sizes[i][0] * sizes[i][1]) == size) {
*width_ptr = sizes[i][0];
*width_ptr = sizes[i][0];
*height_ptr = sizes[i][1];
return 0;
}
}

return -1;
}

@@ -128,9 +129,9 @@ static int find_image_range(int *pfirst_index, int *plast_index,

/* find the first image */
for (first_index = start_index; first_index < start_index + start_index_range; first_index++) {
if (av_get_frame_filename(buf, sizeof(buf), path, first_index) < 0){
if (av_get_frame_filename(buf, sizeof(buf), path, first_index) < 0) {
*pfirst_index =
*plast_index = 1;
*plast_index = 1;
if (avio_check(buf, AVIO_FLAG_READ) > 0)
return 0;
return -1;
@@ -143,9 +144,9 @@ static int find_image_range(int *pfirst_index, int *plast_index,

/* find the last image */
last_index = first_index;
for(;;) {
for (;;) {
range = 0;
for(;;) {
for (;;) {
if (!range)
range1 = 1;
else
@@ -166,14 +167,14 @@ static int find_image_range(int *pfirst_index, int *plast_index,
last_index += range;
}
*pfirst_index = first_index;
*plast_index = last_index;
*plast_index = last_index;
return 0;
fail:

fail:
return -1;
}


static int read_probe(AVProbeData *p)
static int img_read_probe(AVProbeData *p)
{
if (p->filename && ff_guess_image2_codec(p->filename)) {
if (av_filename_number_test(p->filename))
@@ -183,12 +184,12 @@ static int read_probe(AVProbeData *p)
else if(av_match_ext(p->filename, "raw"))
return 5;
else
return AVPROBE_SCORE_MAX/2;
return AVPROBE_SCORE_MAX / 2;
}
return 0;
}

static int read_header(AVFormatContext *s1)
static int img_read_header(AVFormatContext *s1)
{
VideoDemuxData *s = s1->priv_data;
int first_index, last_index, ret = 0;
@@ -204,28 +205,33 @@ static int read_header(AVFormatContext *s1)
return AVERROR(ENOMEM);
}

if (s->pixel_format && (pix_fmt = av_get_pix_fmt(s->pixel_format)) == AV_PIX_FMT_NONE) {
av_log(s1, AV_LOG_ERROR, "No such pixel format: %s.\n", s->pixel_format);
if (s->pixel_format &&
(pix_fmt = av_get_pix_fmt(s->pixel_format)) == AV_PIX_FMT_NONE) {
av_log(s1, AV_LOG_ERROR, "No such pixel format: %s.\n",
s->pixel_format);
return AVERROR(EINVAL);
}
if (s->video_size && (ret = av_parse_video_size(&width, &height, s->video_size)) < 0) {
av_log(s, AV_LOG_ERROR, "Could not parse video size: %s.\n", s->video_size);
if (s->video_size &&
(ret = av_parse_video_size(&width, &height, s->video_size)) < 0) {
av_log(s, AV_LOG_ERROR,
"Could not parse video size: %s.\n", s->video_size);
return ret;
}
if ((ret = av_parse_video_rate(&framerate, s->framerate)) < 0) {
av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s->framerate);
av_log(s, AV_LOG_ERROR,
"Could not parse framerate: %s.\n", s->framerate);
return ret;
}

av_strlcpy(s->path, s1->filename, sizeof(s->path));
s->img_number = 0;
s->img_count = 0;
s->img_count = 0;

/* find format */
if (s1->iformat->flags & AVFMT_NOFILE)
s->is_pipe = 0;
else{
s->is_pipe = 1;
else {
s->is_pipe = 1;
st->need_parsing = AVSTREAM_PARSE_FULL;
}

@@ -298,43 +304,44 @@ static int read_header(AVFormatContext *s1)
"Unknown value '%d' for pattern_type option\n", s->pattern_type);
return AVERROR(EINVAL);
}
s->img_first = first_index;
s->img_last = last_index;
s->img_first = first_index;
s->img_last = last_index;
s->img_number = first_index;
/* compute duration */
st->start_time = 0;
st->duration = last_index - first_index + 1;
st->duration = last_index - first_index + 1;
}

if(s1->video_codec_id){
if (s1->video_codec_id) {
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = s1->video_codec_id;
}else if(s1->audio_codec_id){
st->codec->codec_id = s1->video_codec_id;
} else if (s1->audio_codec_id) {
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = s1->audio_codec_id;
}else{
const char *str= strrchr(s->path, '.');
s->split_planes = str && !av_strcasecmp(str + 1, "y");
st->codec->codec_id = s1->audio_codec_id;
} else {
const char *str = strrchr(s->path, '.');
s->split_planes = str && !av_strcasecmp(str + 1, "y");
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = ff_guess_image2_codec(s->path);
st->codec->codec_id = ff_guess_image2_codec(s->path);
if (st->codec->codec_id == AV_CODEC_ID_LJPEG)
st->codec->codec_id = AV_CODEC_ID_MJPEG;
}
if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO && pix_fmt != AV_PIX_FMT_NONE)
if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
pix_fmt != AV_PIX_FMT_NONE)
st->codec->pix_fmt = pix_fmt;

return 0;
}

static int read_packet(AVFormatContext *s1, AVPacket *pkt)
static int img_read_packet(AVFormatContext *s1, AVPacket *pkt)
{
VideoDemuxData *s = s1->priv_data;
char filename_bytes[1024];
char *filename = filename_bytes;
int i;
int size[3]={0}, ret[3]={0};
AVIOContext *f[3] = {NULL};
AVCodecContext *codec= s1->streams[0]->codec;
int size[3] = { 0 }, ret[3] = { 0 };
AVIOContext *f[3] = { NULL };
AVCodecContext *codec = s1->streams[0]->codec;

if (!s->is_pipe) {
/* loop over input */
@@ -349,25 +356,27 @@ static int read_packet(AVFormatContext *s1, AVPacket *pkt)
#endif
} else {
if (av_get_frame_filename(filename_bytes, sizeof(filename_bytes),
s->path, s->img_number)<0 && s->img_number > 1)
s->path,
s->img_number) < 0 && s->img_number > 1)
return AVERROR(EIO);
}
for(i=0; i<3; i++){
for (i = 0; i < 3; i++) {
if (avio_open2(&f[i], filename, AVIO_FLAG_READ,
&s1->interrupt_callback, NULL) < 0) {
if(i>=1)
if (i >= 1)
break;
av_log(s1, AV_LOG_ERROR, "Could not open file : %s\n",filename);
av_log(s1, AV_LOG_ERROR, "Could not open file : %s\n",
filename);
return AVERROR(EIO);
}
size[i]= avio_size(f[i]);
size[i] = avio_size(f[i]);

if(!s->split_planes)
if (!s->split_planes)
break;
filename[ strlen(filename) - 1 ]= 'U' + i;
filename[strlen(filename) - 1] = 'U' + i;
}

if(codec->codec_id == AV_CODEC_ID_RAWVIDEO && !codec->width)
if (codec->codec_id == AV_CODEC_ID_RAWVIDEO && !codec->width)
infer_size(&codec->width, &codec->height, size[0]);
} else {
f[0] = s1->pb;
@@ -376,27 +385,27 @@ static int read_packet(AVFormatContext *s1, AVPacket *pkt)
if (s->frame_size > 0) {
size[0] = s->frame_size;
} else {
size[0]= 4096;
size[0] = 4096;
}
}

if (av_new_packet(pkt, size[0] + size[1] + size[2]) < 0)
return AVERROR(ENOMEM);
pkt->stream_index = 0;
pkt->flags |= AV_PKT_FLAG_KEY;
pkt->flags |= AV_PKT_FLAG_KEY;

pkt->size= 0;
for(i=0; i<3; i++){
if(f[i]){
ret[i]= avio_read(f[i], pkt->data + pkt->size, size[i]);
pkt->size = 0;
for (i = 0; i < 3; i++) {
if (f[i]) {
ret[i] = avio_read(f[i], pkt->data + pkt->size, size[i]);
if (!s->is_pipe)
avio_close(f[i]);
if(ret[i]>0)
if (ret[i] > 0)
pkt->size += ret[i];
}
}

if (ret[0] <= 0 || ret[1]<0 || ret[2]<0) {
if (ret[0] <= 0 || ret[1] < 0 || ret[2] < 0) {
av_free_packet(pkt);
return AVERROR(EIO); /* signal EOF */
} else {
@@ -406,7 +415,7 @@ static int read_packet(AVFormatContext *s1, AVPacket *pkt)
}
}

static int read_close(struct AVFormatContext* s1)
static int img_read_close(struct AVFormatContext* s1)
{
VideoDemuxData *s = s1->priv_data;
#if HAVE_GLOB
@@ -420,19 +429,19 @@ static int read_close(struct AVFormatContext* s1)
#define OFFSET(x) offsetof(VideoDemuxData, x)
#define DEC AV_OPT_FLAG_DECODING_PARAM
static const AVOption options[] = {
{ "framerate", "set the video framerate", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, DEC },
{ "loop", "force loop over input file sequence", OFFSET(loop), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, DEC },
{ "framerate", "set the video framerate", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, DEC },
{ "loop", "force loop over input file sequence", OFFSET(loop), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, DEC },

{ "pattern_type", "set pattern type", OFFSET(pattern_type), AV_OPT_TYPE_INT, {.i64=PT_GLOB_SEQUENCE}, 0, INT_MAX, DEC, "pattern_type"},
{ "glob_sequence","glob/sequence pattern type", 0, AV_OPT_TYPE_CONST, {.i64=PT_GLOB_SEQUENCE}, INT_MIN, INT_MAX, DEC, "pattern_type" },
{ "glob", "glob pattern type", 0, AV_OPT_TYPE_CONST, {.i64=PT_GLOB}, INT_MIN, INT_MAX, DEC, "pattern_type" },
{ "sequence", "glob pattern type", 0, AV_OPT_TYPE_CONST, {.i64=PT_SEQUENCE}, INT_MIN, INT_MAX, DEC, "pattern_type" },
{ "pattern_type", "set pattern type", OFFSET(pattern_type), AV_OPT_TYPE_INT, {.i64=PT_GLOB_SEQUENCE}, 0, INT_MAX, DEC, "pattern_type"},
{ "glob_sequence","glob/sequence pattern type", 0, AV_OPT_TYPE_CONST, {.i64=PT_GLOB_SEQUENCE}, INT_MIN, INT_MAX, DEC, "pattern_type" },
{ "glob", "glob pattern type", 0, AV_OPT_TYPE_CONST, {.i64=PT_GLOB }, INT_MIN, INT_MAX, DEC, "pattern_type" },
{ "sequence", "glob pattern type", 0, AV_OPT_TYPE_CONST, {.i64=PT_SEQUENCE }, INT_MIN, INT_MAX, DEC, "pattern_type" },

{ "pixel_format", "set video pixel format", OFFSET(pixel_format), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
{ "start_number", "set first number in the sequence", OFFSET(start_number), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, DEC },
{ "pixel_format", "set video pixel format", OFFSET(pixel_format), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
{ "start_number", "set first number in the sequence", OFFSET(start_number), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, DEC },
{ "start_number_range", "set range for looking at the first sequence number", OFFSET(start_number_range), AV_OPT_TYPE_INT, {.i64 = 5}, 1, INT_MAX, DEC },
{ "video_size", "set video size", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
{ "frame_size", "force frame size in bytes", OFFSET(frame_size), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, DEC },
{ "video_size", "set video size", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
{ "frame_size", "force frame size in bytes", OFFSET(frame_size), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, DEC },
{ NULL },
};

@@ -447,10 +456,10 @@ AVInputFormat ff_image2_demuxer = {
.name = "image2",
.long_name = NULL_IF_CONFIG_SMALL("image2 sequence"),
.priv_data_size = sizeof(VideoDemuxData),
.read_probe = read_probe,
.read_header = read_header,
.read_packet = read_packet,
.read_close = read_close,
.read_probe = img_read_probe,
.read_header = img_read_header,
.read_packet = img_read_packet,
.read_close = img_read_close,
.flags = AVFMT_NOFILE,
.priv_class = &img2_class,
};
@@ -466,8 +475,8 @@ AVInputFormat ff_image2pipe_demuxer = {
.name = "image2pipe",
.long_name = NULL_IF_CONFIG_SMALL("piped image2 sequence"),
.priv_data_size = sizeof(VideoDemuxData),
.read_header = read_header,
.read_packet = read_packet,
.read_header = img_read_header,
.read_packet = img_read_packet,
.priv_class = &img2pipe_class,
};
#endif

+ 11
- 11
libavformat/img2enc.c View File

@@ -70,41 +70,41 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
VideoMuxData *img = s->priv_data;
AVIOContext *pb[4];
char filename[1024];
AVCodecContext *codec= s->streams[ pkt->stream_index ]->codec;
AVCodecContext *codec = s->streams[pkt->stream_index]->codec;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(codec->pix_fmt);
int i;

if (!img->is_pipe) {
if (av_get_frame_filename(filename, sizeof(filename),
img->path, img->img_number) < 0 && img->img_number>1 && !img->updatefirst) {
img->path, img->img_number) < 0 && img->img_number > 1 && !img->updatefirst) {
av_log(s, AV_LOG_ERROR,
"Could not get frame filename number %d from pattern '%s'\n",
img->img_number, img->path);
return AVERROR(EINVAL);
}
for(i=0; i<4; i++){
for (i = 0; i < 4; i++) {
if (avio_open2(&pb[i], filename, AVIO_FLAG_WRITE,
&s->interrupt_callback, NULL) < 0) {
av_log(s, AV_LOG_ERROR, "Could not open file : %s\n",filename);
av_log(s, AV_LOG_ERROR, "Could not open file : %s\n", filename);
return AVERROR(EIO);
}

if(!img->split_planes || i+1 >= desc->nb_components)
if (!img->split_planes || i+1 >= desc->nb_components)
break;
filename[ strlen(filename) - 1 ]= ((int[]){'U','V','A','x'})[i];
filename[strlen(filename) - 1] = ((int[]){'U','V','A','x'})[i];
}
} else {
pb[0] = s->pb;
}

if(img->split_planes){
if (img->split_planes) {
int ysize = codec->width * codec->height;
int usize = ((-codec->width)>>desc->log2_chroma_w) * ((-codec->height)>>desc->log2_chroma_h);
if (desc->comp[0].depth_minus1 >= 8) {
ysize *= 2;
usize *= 2;
}
avio_write(pb[0], pkt->data , ysize);
avio_write(pb[0], pkt->data , ysize);
avio_write(pb[1], pkt->data + ysize , usize);
avio_write(pb[2], pkt->data + ysize + usize, usize);
avio_close(pb[1]);
@@ -113,7 +113,7 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
avio_write(pb[3], pkt->data + ysize + 2*usize, ysize);
avio_close(pb[3]);
}
}else{
} else {
avio_write(pb[0], pkt->data, pkt->size);
}
avio_flush(pb[0]);
@@ -128,8 +128,8 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
#define OFFSET(x) offsetof(VideoMuxData, x)
#define ENC AV_OPT_FLAG_ENCODING_PARAM
static const AVOption muxoptions[] = {
{ "updatefirst", "", OFFSET(updatefirst), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, ENC },
{ "start_number", "first number in the sequence", OFFSET(img_number), AV_OPT_TYPE_INT, {.i64 = 1}, 1, INT_MAX, ENC },
{ "updatefirst", "", OFFSET(updatefirst), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, ENC },
{ "start_number", "first number in the sequence", OFFSET(img_number), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, INT_MAX, ENC },
{ NULL },
};



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