lavf: ignore attachment streams for interleaving purposes

Those streams should never get any packets by definition.
This commit is contained in:
Anton Khirnov 2014-01-20 13:59:06 +01:00
parent 7b03b65bf0
commit 33c859c142
5 changed files with 28 additions and 1 deletions

View File

@ -796,6 +796,8 @@ typedef struct AVChapter {
AVDictionary *metadata; AVDictionary *metadata;
} AVChapter; } AVChapter;
typedef struct AVFormatInternal AVFormatInternal;
/** /**
* Format I/O context. * Format I/O context.
* New fields can be added to the end with minor version bumps. * New fields can be added to the end with minor version bumps.
@ -1049,6 +1051,11 @@ typedef struct AVFormatContext {
*/ */
AVRational offset_timebase; AVRational offset_timebase;
/**
* An opaque field for libavformat internal usage.
* Must not be accessed in any way by callers.
*/
AVFormatInternal *internal;
} AVFormatContext; } AVFormatContext;
typedef struct AVPacketList { typedef struct AVPacketList {

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@ -42,6 +42,14 @@ typedef struct CodecMime{
enum AVCodecID id; enum AVCodecID id;
} CodecMime; } CodecMime;
struct AVFormatInternal {
/**
* Number of streams relevant for interleaving.
* Muxing only.
*/
int nb_interleaved_streams;
};
void ff_dynarray_add(intptr_t **tab_ptr, int *nb_ptr, intptr_t elem); void ff_dynarray_add(intptr_t **tab_ptr, int *nb_ptr, intptr_t elem);
#ifdef __GNUC__ #ifdef __GNUC__

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@ -232,6 +232,9 @@ static int init_muxer(AVFormatContext *s, AVDictionary **options)
av_log(s, AV_LOG_WARNING, av_log(s, AV_LOG_WARNING,
"Codec for stream %d does not use global headers " "Codec for stream %d does not use global headers "
"but container format requires global headers\n", i); "but container format requires global headers\n", i);
if (codec->codec_type != AVMEDIA_TYPE_ATTACHMENT)
s->internal->nb_interleaved_streams++;
} }
if (!s->priv_data && of->priv_data_size > 0) { if (!s->priv_data && of->priv_data_size > 0) {
@ -541,7 +544,7 @@ int ff_interleave_packet_per_dts(AVFormatContext *s, AVPacket *out,
for (i = 0; i < s->nb_streams; i++) for (i = 0; i < s->nb_streams; i++)
stream_count += !!s->streams[i]->last_in_packet_buffer; stream_count += !!s->streams[i]->last_in_packet_buffer;
if (stream_count && (s->nb_streams == stream_count || flush)) { if (stream_count && (s->internal->nb_interleaved_streams == stream_count || flush)) {
pktl = s->packet_buffer; pktl = s->packet_buffer;
*out = pktl->pkt; *out = pktl->pkt;

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@ -19,6 +19,7 @@
*/ */
#include "avformat.h" #include "avformat.h"
#include "avio_internal.h" #include "avio_internal.h"
#include "internal.h"
#include "libavutil/opt.h" #include "libavutil/opt.h"
/** /**
@ -100,6 +101,13 @@ AVFormatContext *avformat_alloc_context(void)
ic = av_malloc(sizeof(AVFormatContext)); ic = av_malloc(sizeof(AVFormatContext));
if (!ic) return ic; if (!ic) return ic;
avformat_get_context_defaults(ic); avformat_get_context_defaults(ic);
ic->internal = av_mallocz(sizeof(*ic->internal));
if (!ic->internal) {
avformat_free_context(ic);
return NULL;
}
return ic; return ic;
} }

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@ -2633,6 +2633,7 @@ void avformat_free_context(AVFormatContext *s)
av_freep(&s->chapters); av_freep(&s->chapters);
av_dict_free(&s->metadata); av_dict_free(&s->metadata);
av_freep(&s->streams); av_freep(&s->streams);
av_freep(&s->internal);
av_free(s); av_free(s);
} }