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demux: get rid of sh_common_t

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The only reason this existed was the parsing code. Even though it
could have been used for video, it's audio-only, so just move this
to sh_audio_t.
This commit is contained in:
wm4 2013-04-15 21:26:22 +02:00
parent 331982b99c
commit c12b5ffc33
2 changed files with 14 additions and 21 deletions
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21
demux/demux.c
View File

@ -45,7 +45,7 @@
#error MP_INPUT_BUFFER_PADDING_SIZE is too small!
#endif
static void clear_parser(sh_common_t *sh);
static void clear_parser(sh_audio_t *sh);
// Demuxer list
extern const struct demuxer_desc demuxer_desc_edl;
@ -264,34 +264,35 @@ static struct sh_stream *new_sh_stream_id(demuxer_t *demuxer,
switch (sh->type) {
case STREAM_VIDEO: {
struct sh_video *sht = talloc_zero(demuxer, struct sh_video);
sht->gsh = sh;
sht->opts = sh->opts;
sht->ds = demuxer->video;
sh->video = sht;
sh->common_header = (struct sh_common *) sht;
demuxer->v_streams[sh->stream_index] = sht;
break;
}
case STREAM_AUDIO: {
struct sh_audio *sht = talloc_zero(demuxer, struct sh_audio);
sht->gsh = sh;
sht->opts = sh->opts;
sht->ds = demuxer->audio;
sht->samplesize = 2;
sht->sample_format = AF_FORMAT_S16_NE;
sh->audio = sht;
sh->common_header = (struct sh_common *) sht;
demuxer->a_streams[sh->stream_index] = sht;
break;
}
case STREAM_SUB: {
struct sh_sub *sht = talloc_zero(demuxer, struct sh_sub);
sht->gsh = sh;
sht->opts = sh->opts;
sht->ds = demuxer->sub;
sh->sub = sht;
sh->common_header = (struct sh_common *) sht;
demuxer->s_streams[sh->stream_index] = sht;
break;
}
default: assert(false);
}
sh->common_header->opts = sh->opts;
sh->common_header->gsh = sh;
return sh;
}
@ -346,7 +347,6 @@ static void free_sh_sub(sh_sub_t *sh)
{
mp_msg(MSGT_DEMUXER, MSGL_DBG2, "DEMUXER: freeing sh_sub at %p\n", sh);
free(sh->extradata);
clear_parser((sh_common_t *)sh);
free_sh_stream(sh->gsh);
}
@ -375,7 +375,7 @@ static void free_sh_audio(demuxer_t *demuxer, int id)
mp_msg(MSGT_DEMUXER, MSGL_DBG2, "DEMUXER: freeing sh_audio at %p\n", sh);
free(sh->wf);
free(sh->codecdata);
clear_parser((sh_common_t *)sh);
clear_parser(sh);
free_sh_stream(sh->gsh);
}
@ -401,7 +401,6 @@ static void free_sh_video(sh_video_t *sh)
{
mp_msg(MSGT_DEMUXER, MSGL_DBG2, "DEMUXER: freeing sh_video at %p\n", sh);
free(sh->bih);
clear_parser((sh_common_t *)sh);
free_sh_stream(sh->gsh);
}
@ -495,7 +494,7 @@ static void allocate_parser(AVCodecContext **avctx, AVCodecParserContext **parse
}
}
static void get_parser(sh_common_t *sh, AVCodecContext **avctx, AVCodecParserContext **parser)
static void get_parser(sh_audio_t *sh, AVCodecContext **avctx, AVCodecParserContext **parser)
{
*avctx = NULL;
*parser = NULL;
@ -523,7 +522,7 @@ int ds_parse(demux_stream_t *ds, uint8_t **buffer, int *len, double pts, int64_t
return av_parser_parse2(parser, avctx, buffer, len, *buffer, *len, pts, pts, pos);
}
static void clear_parser(sh_common_t *sh)
static void clear_parser(sh_audio_t *sh)
{
av_parser_close(sh->parser);
sh->parser = NULL;

14
demux/stheader.h
View File

@ -48,8 +48,6 @@ struct sh_stream {
int stream_index;
// Demuxer specific ID (always set, defaults to tid).
int demuxer_id;
// Abomination.
struct sh_common *common_header;
// One of these is non-NULL, the others are NULL, depending on the stream
// type.
struct sh_audio *audio;
@ -86,20 +84,12 @@ struct sh_stream {
/* number of seconds stream should be delayed \
* (according to dwStart or similar) */ \
float stream_delay; \
/* things needed for parsing */ \
bool needs_parsing; \
struct AVCodecContext *avctx; \
struct AVCodecParserContext *parser; \
/* audio: last known pts value in output from decoder \
* video: predicted/interpolated PTS of the current frame */ \
double pts; \
/* decoder context */ \
void *context; \
typedef struct sh_common {
SH_COMMON
} sh_common_t;
typedef struct sh_audio {
SH_COMMON
// output format:
@ -129,6 +119,10 @@ typedef struct sh_audio {
unsigned char *codecdata;
int codecdata_len;
int pts_bytes; // bytes output by decoder after last known pts
/* things needed for parsing */
bool needs_parsing;
struct AVCodecContext *avctx;
struct AVCodecParserContext *parser;
} sh_audio_t;
typedef struct sh_video {