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Code Issues Releases Wiki Activity

demux: remove some unused things

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This commit is contained in:
wm4 2013-04-14 23:01:10 +02:00
parent 6d938f4838
commit eb27e14622
3 changed files with 4 additions and 47 deletions
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46
demux/demux.c
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@ -116,8 +116,6 @@ static struct demux_packet *create_packet(size_t len)
dp->stream_pts = MP_NOPTS_VALUE;
dp->pos = 0;
dp->keyframe = false;
dp->refcount = 1;
dp->master = NULL;
dp->buffer = NULL;
dp->avpacket = NULL;
return dp;
@ -159,34 +157,12 @@ void resize_demux_packet(struct demux_packet *dp, size_t len)
dp->len = len;
}
struct demux_packet *clone_demux_packet(struct demux_packet *pack)
{
struct demux_packet *dp = malloc(sizeof(struct demux_packet));
while (pack->master)
pack = pack->master; // find the master
memcpy(dp, pack, sizeof(struct demux_packet));
dp->next = NULL;
dp->refcount = 0;
dp->master = pack;
pack->refcount++;
return dp;
}
void free_demux_packet(struct demux_packet *dp)
{
if (dp->master == NULL) { //dp is a master packet
dp->refcount--;
if (dp->refcount == 0) {
if (dp->avpacket)
talloc_free(dp->avpacket);
else
free(dp->buffer);
free(dp);
}
return;
}
// dp is a clone:
free_demux_packet(dp->master);
if (dp->avpacket)
talloc_free(dp->avpacket);
else
free(dp->buffer);
free(dp);
}
@ -209,20 +185,6 @@ static struct demux_stream *new_demuxer_stream(struct demuxer *demuxer,
return ds;
}
struct sh_stream *ds_gsh(struct demux_stream *ds)
{
// Ideally ds would have a gsh field, but since all the old demuxers set
// ds->sh themselves and we don't want to change them, enjoy this hack.
if (!ds->sh)
return NULL;
switch (ds->stream_type) {
case STREAM_VIDEO: return ((struct sh_video *)ds->sh)->gsh;
case STREAM_AUDIO: return ((struct sh_audio *)ds->sh)->gsh;
case STREAM_SUB: return ((struct sh_sub *)ds->sh)->gsh;
}
assert(false);
}
/**
* Get demuxer description structure for a given demuxer type
*

3
demux/demux.h
View File

@ -288,7 +288,6 @@ struct demux_packet *new_demux_packet(size_t len);
// data must already have suitable padding
struct demux_packet *new_demux_packet_fromdata(void *data, size_t len);
void resize_demux_packet(struct demux_packet *dp, size_t len);
struct demux_packet *clone_demux_packet(struct demux_packet *pack);
void free_demux_packet(struct demux_packet *dp);
#ifndef SIZE_MAX
@ -309,8 +308,6 @@ struct demuxer *new_demuxer(struct MPOpts *opts, struct stream *stream,
char *filename);
void free_demuxer(struct demuxer *demuxer);
struct sh_stream *ds_gsh(struct demux_stream *ds);
void demuxer_add_packet(demuxer_t *demuxer, struct sh_stream *stream,
demux_packet_t *dp);
void ds_add_packet(struct demux_stream *ds, struct demux_packet *dp);

2
demux/demux_packet.h
View File

@ -31,8 +31,6 @@ typedef struct demux_packet {
int64_t pos; // position in index (AVI) or file (MPG)
unsigned char *buffer;
bool keyframe;
int refcount; // counter for the master packet, if 0, buffer can be free()d
struct demux_packet *master; //in clones, pointer to the master packet
struct demux_packet *next;
struct AVPacket *avpacket; // original libavformat packet (demux_lavf)
} demux_packet_t;