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lavf/ffmdec: add common options to recommended encoder configuration

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Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
This commit is contained in:
Lukasz Marek 2014-11-16 21:53:59 +01:00
parent 4760278007
commit 568853b8f5
1 changed files with 31 additions and 5 deletions
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36
libavformat/ffmdec.c
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@ -24,6 +24,8 @@
#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "libavutil/opt.h"
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "avformat.h"
#include "internal.h"
#include "ffm.h"
@ -231,6 +233,27 @@ static int ffm_close(AVFormatContext *s)
return 0;
}
static int ffm_append_recommended_configuration(AVStream *st, char **conf)
{
int ret;
size_t newsize;
av_assert0(conf && st);
if (!*conf)
return 0;
if (!st->recommended_encoder_configuration) {
st->recommended_encoder_configuration = *conf;
*conf = 0;
return 0;
}
newsize = strlen(*conf) + strlen(st->recommended_encoder_configuration) + 2;
if ((ret = av_reallocp(&st->recommended_encoder_configuration, newsize)) < 0)
return ret;
av_strlcat(st->recommended_encoder_configuration, ",", newsize);
av_strlcat(st->recommended_encoder_configuration, *conf, newsize);
av_freep(conf);
return 0;
}
static int ffm2_read_header(AVFormatContext *s)
{
FFMContext *ffm = s->priv_data;
@ -367,12 +390,14 @@ static int ffm2_read_header(AVFormatContext *s)
}
enc = avcodec_find_encoder(codec->codec_id);
if (enc && enc->priv_data_size && enc->priv_class) {
st->recommended_encoder_configuration = av_malloc(size + 1);
if (!st->recommended_encoder_configuration) {
buffer = av_malloc(size + 1);
if (!buffer) {
ret = AVERROR(ENOMEM);
goto fail;
}
avio_get_str(pb, size, st->recommended_encoder_configuration, size + 1);
avio_get_str(pb, size, buffer, size + 1);
if ((ret = ffm_append_recommended_configuration(st, &buffer)) < 0)
goto fail;
}
break;
case MKBETAG('S', '2', 'V', 'I'):
@ -387,7 +412,8 @@ static int ffm2_read_header(AVFormatContext *s)
}
avio_get_str(pb, INT_MAX, buffer, size);
av_set_options_string(codec, buffer, "=", ",");
av_freep(&buffer);
if ((ret = ffm_append_recommended_configuration(st, &buffer)) < 0)
goto fail;
break;
case MKBETAG('S', '2', 'A', 'U'):
if (f_stau++) {
@ -401,7 +427,7 @@ static int ffm2_read_header(AVFormatContext *s)
}
avio_get_str(pb, INT_MAX, buffer, size);
av_set_options_string(codec, buffer, "=", ",");
av_freep(&buffer);
ffm_append_recommended_configuration(st, &buffer);
break;
}
avio_seek(pb, next, SEEK_SET);