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support MPEG in GXF container with extension-based detection.

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@16311 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2005-08-26 17:40:02 +00:00
parent 99bd394969
commit 655334804b
5 changed files with 60 additions and 1 deletions
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53
libmpdemux/demux_mpg.c
View File

@ -506,6 +506,36 @@ static int demux_mpg_es_fill_buffer(demuxer_t *demux, demux_stream_t *ds){
return 1;
}
static int demux_mpg_gxf_fill_buffer(demuxer_t *demux, demux_stream_t *ds) {
demux_packet_t *pack;
uint32_t state = (uint32_t)demux->priv;
int pos = 0;
int discard = 0;
unsigned char *buf;
if (demux->stream->eof)
return 0;
demux->filepos = stream_tell(demux->stream);
pack = new_demux_packet(STREAM_BUFFER_SIZE);
buf = pack->buffer;
while (pos < STREAM_BUFFER_SIZE) {
register int c = stream_read_char(demux->stream);
if (c < 0) { // EOF
resize_demux_packet(pack, pos);
break;
}
state = state << 8 | c;
if (state == 0x1bc || state == 0x1bf)
discard = 1;
else if (state == 0x100)
discard = 0;
if (!discard)
buf[pos++] = c;
}
ds_add_packet(ds, pack);
demux->priv = (void *)state;
return 1;
}
int demux_mpg_fill_buffer(demuxer_t *demux, demux_stream_t *ds){
unsigned int head=0;
int skipped=0;
@ -789,6 +819,13 @@ static demuxer_t* demux_mpg_es_open(demuxer_t* demuxer)
return demuxer;
}
static demuxer_t *demux_mpg_gxf_open(demuxer_t *demuxer) {
demuxer->audio->sh = NULL;
demuxer->video->sh = new_sh_video(demuxer,0);
((sh_video_t *)demuxer->video->sh)->ds = demuxer->video;
demuxer->priv = (void *) 0xffffffff;
return demuxer;
}
static demuxer_t* demux_mpg_ps_open(demuxer_t* demuxer)
{
@ -844,6 +881,22 @@ demuxer_desc_t demuxer_desc_mpeg_pes = {
};
demuxer_desc_t demuxer_desc_mpeg_gxf = {
"MPEG ES in GXF demuxer",
"mpeggxf",
"MPEG-ES in GXF",
"Reimar Döffinger",
"Mpeg",
DEMUXER_TYPE_MPEG_GXF,
0, // hack autodetection
NULL,
demux_mpg_gxf_fill_buffer,
demux_mpg_gxf_open,
NULL,
NULL,
NULL
};
demuxer_desc_t demuxer_desc_mpeg_es = {
"MPEG ES demuxer",
"mpeges",

2
libmpdemux/demuxer.c
View File

@ -51,6 +51,7 @@ extern demuxer_desc_t demuxer_desc_lmlm4;
extern demuxer_desc_t demuxer_desc_mpeg_ps;
extern demuxer_desc_t demuxer_desc_mpeg_pes;
extern demuxer_desc_t demuxer_desc_mpeg_es;
extern demuxer_desc_t demuxer_desc_mpeg_gxf;
extern demuxer_desc_t demuxer_desc_mpeg4_es;
extern demuxer_desc_t demuxer_desc_h264_es;
extern demuxer_desc_t demuxer_desc_rawdv;
@ -100,6 +101,7 @@ demuxer_desc_t* demuxer_list[] = {
&demuxer_desc_mpeg_ps,
&demuxer_desc_mpeg_pes,
&demuxer_desc_mpeg_es,
&demuxer_desc_mpeg_gxf,
&demuxer_desc_mpeg4_es,
&demuxer_desc_h264_es,
#ifdef HAVE_LIBDV095

3
libmpdemux/demuxer.h
View File

@ -49,11 +49,12 @@
#define DEMUXER_TYPE_AAC 39
#define DEMUXER_TYPE_MPC 40
#define DEMUXER_TYPE_MPEG_PES 41
#define DEMUXER_TYPE_MPEG_GXF 42
// This should always match the higest demuxer type number.
// Unless you want to disallow users to force the demuxer to some types
#define DEMUXER_TYPE_MIN 0
#define DEMUXER_TYPE_MAX 41
#define DEMUXER_TYPE_MAX 42
#define DEMUXER_TYPE_DEMUXERS (1<<16)
// A virtual demuxer type for the network code

1
libmpdemux/extension.c
View File

@ -20,6 +20,7 @@ static struct {
// { "mpe", DEMUXER_TYPE_MPEG_PS },
{ "vob", DEMUXER_TYPE_MPEG_PS },
{ "m2v", DEMUXER_TYPE_MPEG_PS },
{ "gxf", DEMUXER_TYPE_MPEG_GXF },
{ "avi", DEMUXER_TYPE_AVI },
{ "mp4", DEMUXER_TYPE_MOV },
{ "mov", DEMUXER_TYPE_MOV },

2
libmpdemux/video.c
View File

@ -46,6 +46,7 @@ enum {
if((d_video->demuxer->file_format == DEMUXER_TYPE_PVA) ||
(d_video->demuxer->file_format == DEMUXER_TYPE_MPEG_ES) ||
(d_video->demuxer->file_format == DEMUXER_TYPE_MPEG_GXF) ||
(d_video->demuxer->file_format == DEMUXER_TYPE_MPEG_PS && ((! sh_video->format) || (sh_video->format==0x10000001) || (sh_video->format==0x10000002))) ||
(d_video->demuxer->file_format == DEMUXER_TYPE_MPEG_TY) ||
(d_video->demuxer->file_format == DEMUXER_TYPE_MPEG_TS && ((sh_video->format==0x10000001) || (sh_video->format==0x10000002)))
@ -403,6 +404,7 @@ int video_read_frame(sh_video_t* sh_video,float* frame_time_ptr,unsigned char**
*start=NULL;
if(demuxer->file_format==DEMUXER_TYPE_MPEG_ES ||
demuxer->file_format==DEMUXER_TYPE_MPEG_GXF ||
(demuxer->file_format==DEMUXER_TYPE_MPEG_PS && ((! sh_video->format) || (sh_video->format==0x10000001) || (sh_video->format==0x10000002)))
|| demuxer->file_format==DEMUXER_TYPE_PVA ||
((demuxer->file_format==DEMUXER_TYPE_MPEG_TS) && ((sh_video->format==0x10000001) || (sh_video->format==0x10000002)))