diff options
Diffstat (limited to 'src/demuxers/demux_mpeg_block.c')
| -rw-r--r-- | src/demuxers/demux_mpeg_block.c | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/src/demuxers/demux_mpeg_block.c b/src/demuxers/demux_mpeg_block.c index ce1215038..b823e671b 100644 --- a/src/demuxers/demux_mpeg_block.c +++ b/src/demuxers/demux_mpeg_block.c @@ -17,7 +17,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * - * $Id: demux_mpeg_block.c,v 1.12 2001/06/03 20:16:33 guenter Exp $ + * $Id: demux_mpeg_block.c,v 1.13 2001/06/09 22:05:30 guenter Exp $ * * demultiplexer for mpeg 1/2 program streams * @@ -38,6 +38,8 @@ #include "demux.h" #include "utils.h" +#define NUM_PREVIEW_BUFFERS 50 + static uint32_t xine_debug; typedef struct demux_mpeg_block_s { @@ -57,7 +59,7 @@ typedef struct demux_mpeg_block_s { } demux_mpeg_block_t ; -static void demux_mpeg_block_parse_pack (demux_mpeg_block_t *this) { +static void demux_mpeg_block_parse_pack (demux_mpeg_block_t *this, int preview_mode) { buf_element_t *buf = NULL; unsigned char *p; @@ -77,6 +79,10 @@ static void demux_mpeg_block_parse_pack (demux_mpeg_block_t *this) { } p = buf->content; /* len = this->mnBlocksize; */ + if (preview_mode) + buf->decoder_info[0] = 0; + else + buf->decoder_info[0] = 1; if (p[3] == 0xBA) { /* program stream pack header */ @@ -329,7 +335,7 @@ static void *demux_mpeg_block_loop (void *this_gen) { do { - demux_mpeg_block_parse_pack(this); + demux_mpeg_block_parse_pack(this, 0); } while (this->status == DEMUX_OK) ; @@ -388,11 +394,6 @@ static void demux_mpeg_block_start (demux_plugin_t *this_gen, pos /= (off_t) this->blocksize; pos *= (off_t) this->blocksize; - if((this->input->get_capabilities(this->input) & INPUT_CAP_SEEKABLE) != 0) { - xprintf (VERBOSE|DEMUX, "=>seek to %Ld\n",pos); - this->input->seek (this->input, pos, SEEK_SET); - } - /* * send start buffer */ @@ -406,6 +407,24 @@ static void demux_mpeg_block_start (demux_plugin_t *this_gen, buf->type = BUF_CONTROL_START; this->audio_fifo->put (this->audio_fifo, buf); } + + if((this->input->get_capabilities(this->input) & INPUT_CAP_SEEKABLE) != 0) { + + int num_buffers = NUM_PREVIEW_BUFFERS; + + this->input->seek (this->input, 0, SEEK_SET); + + this->status = DEMUX_OK ; + while ( (num_buffers>0) && (this->status == DEMUX_OK) ) { + + demux_mpeg_block_parse_pack(this, 1); + num_buffers --; + } + + xprintf (VERBOSE|DEMUX, "=>seek to %Ld\n",pos); + this->input->seek (this->input, pos, SEEK_SET); + } + /* * now start demuxing */ |