diff options
Diffstat (limited to 'src/demuxers/demux_mpeg.c')
| -rw-r--r-- | src/demuxers/demux_mpeg.c | 86 |
1 files changed, 47 insertions, 39 deletions
diff --git a/src/demuxers/demux_mpeg.c b/src/demuxers/demux_mpeg.c index b7ecc60ee..13b3cda63 100644 --- a/src/demuxers/demux_mpeg.c +++ b/src/demuxers/demux_mpeg.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.c,v 1.117 2003/05/02 20:48:35 miguelfreitas Exp $ + * $Id: demux_mpeg.c,v 1.118 2003/05/05 20:34:24 miguelfreitas Exp $ * * demultiplexer for mpeg 1/2 program streams * reads streams of variable blocksizes @@ -280,13 +280,15 @@ static void parse_mpeg2_packet (demux_mpeg_t *this, int stream_id, int64_t scr) header_len -= 5 ; } + this->input->read (this->input, this->dummy_space, header_len); + i = this->input->read (this->input, this->dummy_space, 1); track = this->dummy_space[0] & 0x0F ; /* DVD spu/subtitles */ if((this->dummy_space[0] & 0xE0) == 0x20) { - buf = this->input->read_block (this->input, this->video_fifo, header_len+len-1); + buf = this->input->read_block (this->input, this->video_fifo, len-1); track = (this->dummy_space[0] & 0x1f); @@ -301,11 +303,48 @@ static void parse_mpeg2_packet (demux_mpeg_t *this, int stream_id, int64_t scr) return; } - /* LPCM audio */ - if((this->dummy_space[0] & 0xf0) == 0xa0) { + if((this->dummy_space[0] & 0xf0) == 0x80) { + + /* read rest of header - AC3 */ + i = this->input->read (this->input, this->dummy_space+1, 3); + + /* contents */ + for (i = len - 4; i > 0; i -= (this->audio_fifo) + ? this->audio_fifo->buffer_pool_buf_size : this->video_fifo->buffer_pool_buf_size) { + if(this->audio_fifo) { + buf = this->input->read_block (this->input, this->audio_fifo, + (i > this->audio_fifo->buffer_pool_buf_size) ? this->audio_fifo->buffer_pool_buf_size : i); + + if (buf == NULL) { + this->status = DEMUX_FINISHED; + return; + } + + buf->type = BUF_AUDIO_A52 + track; + buf->pts = pts; + check_newpts( this, pts, PTS_AUDIO ); + pts = 0; + + if (this->preview_mode) + buf->decoder_flags = BUF_FLAG_PREVIEW; + + buf->extra_info->input_pos = this->input->get_current_pos (this->input); + if (this->rate) + buf->extra_info->input_time = (int)((int64_t)buf->extra_info->input_pos + * 1000 / (this->rate * 50)); + + this->audio_fifo->put (this->audio_fifo, buf); + + } else + this->input->read (this->input, this->dummy_space, i); + + } + return; + + } else if((this->dummy_space[0] & 0xf0) == 0xa0) { i = this->input->read (this->input, this->dummy_space+1, 6); - buf = this->input->read_block (this->input, this->video_fifo, header_len+len-7); + buf = this->input->read_block (this->input, this->video_fifo, len-7); buf->type = BUF_AUDIO_LPCM_BE + track; buf->decoder_flags |= BUF_FLAG_SPECIAL; @@ -321,41 +360,10 @@ static void parse_mpeg2_packet (demux_mpeg_t *this, int stream_id, int64_t scr) buf->free_buffer(buf); return; - } - - /* read rest of header - assume AC3 */ - i = this->input->read (this->input, this->dummy_space+1, header_len+3); - - /* contents */ - for (i = len - 4; i > 0; i -= (this->audio_fifo) - ? this->audio_fifo->buffer_pool_buf_size : this->video_fifo->buffer_pool_buf_size) { - if(this->audio_fifo) { - buf = this->input->read_block (this->input, this->audio_fifo, - (i > this->audio_fifo->buffer_pool_buf_size) ? this->audio_fifo->buffer_pool_buf_size : i); - - if (buf == NULL) { - this->status = DEMUX_FINISHED; - return; - } - - buf->type = BUF_AUDIO_A52 + track; - buf->pts = pts; - check_newpts( this, pts, PTS_AUDIO ); - pts = 0; - - if (this->preview_mode) - buf->decoder_flags = BUF_FLAG_PREVIEW; - - buf->extra_info->input_pos = this->input->get_current_pos (this->input); - if (this->rate) - buf->extra_info->input_time = (int)((int64_t)buf->extra_info->input_pos - * 1000 / (this->rate * 50)); - - this->audio_fifo->put (this->audio_fifo, buf); - - } else - this->input->read (this->input, this->dummy_space, i); + } else { + for (i = len-1; i > 0; i -= 10000) + this->input->read (this->input, this->dummy_space, (i > 10000) ? 10000 : i); } } else if ((stream_id & 0xe0) == 0xc0) { |