Commit d1bd0868 authored by Laurent Aimar's avatar Laurent Aimar

* mp4 : improve mp4a detection/handling.

parent 54c0e5d7
......@@ -2,7 +2,7 @@
* mp4.c : MP4 file input module for vlc
*****************************************************************************
* Copyright (C) 2001 VideoLAN
* $Id: mp4.c,v 1.3 2002/07/21 19:57:22 fenrir Exp $
* $Id: mp4.c,v 1.4 2002/07/21 21:18:15 fenrir Exp $
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify
......@@ -406,11 +406,14 @@ static void MP4End( input_thread_t *p_input )
FREE(p_demux->track[i_track].chunk[i_chunk].p_sample_delta_dts );
}
}
if( p_demux->track->p_data_init )
#if 0
/* if( p_demux->track->p_data_init )
{
input_DeletePacket( p_input->p_method_data,
p_demux->track->p_data_init );
}
*/
#endif
if( !p_demux->track[i_track].i_sample_size )
{
FREE( p_demux->track[i_track].p_sample_size );
......@@ -819,48 +822,11 @@ static void MP4_StartDecoder( input_thread_t *p_input,
else
{
p_demux_track->p_es->i_type = i_codec;
msg_Info( p_input, "%s supported", psz_name );
msg_Info( p_input, "%s supported(or a subpart)", psz_name );
}
switch( p_demux_track->i_cat )
{
case( VIDEO_ES ):
p_demux_track->p_es->b_audio = 0;
/* now create a bitmapinfoheader_t for decoder */
p_bmih = malloc( 40 );
memset( p_bmih, 0, 40);
MP4_Set4BytesLE( p_bmih, 40 );
if( p_sample->data.p_sample_mp4v->i_width )
{
MP4_Set4BytesLE( p_bmih + 4,
p_sample->data.p_sample_mp4v->i_width );
}
else
{
/* use display size */
MP4_Set4BytesLE( p_bmih + 4, p_demux_track->i_width );
}
if( p_sample->data.p_sample_mp4v->i_height )
{
MP4_Set4BytesLE( p_bmih + 8,
p_sample->data.p_sample_mp4v->i_height );
}
else
{
MP4_Set4BytesLE( p_bmih + 8, p_demux_track->i_height );
}
p_demux_track->p_es->p_demux_data = p_bmih;
break;
case( AUDIO_ES ):
p_demux_track->p_es->b_audio = 1;
break;
default:
break;
}
/* now see if esds is present and i so create a data packet
/* now see if esds is present and if so create a data packet
with decoder_specific_info */
if( ( p_esds = MP4_FindBox( p_sample, FOURCC_esds ) )&&
( p_esds->data.p_esds->es_descriptor.p_decConfigDescr ) )
......@@ -883,10 +849,14 @@ static void MP4_StartDecoder( input_thread_t *p_input,
case( 0x65):
p_demux_track->p_es->i_type = MPEG2_VIDEO_ES;
break;
case( 0x66):
case( 0x67):
case( 0x68):
case( 0x69):
/* Theses are MPEG2-AAC */
case( 0x66): /* main profile */
case( 0x67): /* Low complexity profile */
case( 0x68): /* Scaleable Sampling rate profile */
p_demux_track->p_es->i_type = UNKNOWN_ES;
break;
/* true MPEG 2 audio */
case( 0x69):
p_demux_track->p_es->i_type = MPEG2_AUDIO_ES;
break;
case( 0x6a):
......@@ -895,15 +865,19 @@ static void MP4_StartDecoder( input_thread_t *p_input,
case( 0x6b):
p_demux_track->p_es->i_type = MPEG1_AUDIO_ES;
break;
case( 0x6c ):
p_demux_track->p_es->i_type = UNKNOWN_ES; /* in fact jpeg */
break;
default:
/* Unknown entry, don't touch i_type */
msg_Warn( p_input, "objectTypeIndication(0x%x) unknow",
es_descriptor.p_decConfigDescr->i_objectTypeIndication );
break;
}
/* Create a packet to init the decoder, send with the first frame */
if( es_descriptor.p_decConfigDescr->i_decoder_specific_info_len )
if( ( es_descriptor.p_decConfigDescr->i_decoder_specific_info_len )&&
( p_demux_track->p_es->i_type != UNKNOWN_ES ) )
{
data_packet_t *p_data;
int i_size =
......@@ -926,12 +900,58 @@ static void MP4_StartDecoder( input_thread_t *p_input,
#undef es_descriptor
}
if( p_demux_track->p_es->i_type == UNKNOWN_ES )
{
msg_Warn( p_input, "SampleEntry in fact not supported" );
p_demux_track->b_ok = 0;
return;
}
/* some last initialisation */
switch( p_demux_track->i_cat )
{
case( VIDEO_ES ):
p_demux_track->p_es->b_audio = 0;
/* now create a bitmapinfoheader_t for decoder */
p_bmih = malloc( 40 );
memset( p_bmih, 0, 40);
MP4_Set4BytesLE( p_bmih, 40 );
if( p_sample->data.p_sample_mp4v->i_width )
{
MP4_Set4BytesLE( p_bmih + 4,
p_sample->data.p_sample_mp4v->i_width );
}
else
{
/* use display size */
MP4_Set4BytesLE( p_bmih + 4, p_demux_track->i_width );
}
if( p_sample->data.p_sample_mp4v->i_height )
{
MP4_Set4BytesLE( p_bmih + 8,
p_sample->data.p_sample_mp4v->i_height );
}
else
{
MP4_Set4BytesLE( p_bmih + 8, p_demux_track->i_height );
}
p_demux_track->p_es->p_demux_data = p_bmih;
break;
case( AUDIO_ES ):
p_demux_track->p_es->b_audio = 1;
break;
default:
break;
}
vlc_mutex_lock( &p_input->stream.stream_lock );
input_SelectES( p_input, p_demux_track->p_es );
vlc_mutex_unlock( &p_input->stream.stream_lock );
p_demux_track->b_ok = 1;
return;
}
......
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