SOURCES_packetizer_mpegaudio = modules/packetizer/mpegaudio.c
SOURCES_packetizer_mpegvideo = modules/packetizer/mpegvideo.c
SOURCES_packetizer_mpeg4video = modules/packetizer/mpeg4video.c
+SOURCES_packetizer_mpeg4audio = modules/packetizer/mpeg4audio.c
* copy.c
*****************************************************************************
* Copyright (C) 2001, 2002 VideoLAN
- * $Id: copy.c,v 1.1 2002/12/14 21:32:41 fenrir Exp $
+ * $Id: copy.c,v 1.2 2003/01/08 10:26:49 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Eric Petit <titer@videolan.org>
sout_input_t *p_sout_input;
sout_packet_format_t output_format;
+ mtime_t i_pts_start;
+
} packetizer_thread_t;
static int Open ( vlc_object_t * );
static void PacketizeThread ( packetizer_thread_t * );
static void EndThread ( packetizer_thread_t * );
+
+static void input_ShowPES( decoder_fifo_t *p_fifo, pes_packet_t **pp_pes );
+
/*****************************************************************************
* Module descriptor
*****************************************************************************/
static int InitThread( packetizer_thread_t *p_pack )
{
-// p_pack->output_format.i_cat = p_pack->p_fifo->i_cat;
- p_pack->output_format.i_fourcc = p_pack->p_fifo->i_fourcc;
+ switch( p_pack->p_fifo->i_fourcc )
+ {
+ case VLC_FOURCC( 'm', 'p', '4', 'v'):
+ case VLC_FOURCC( 'D', 'I', 'V', 'X'):
+ case VLC_FOURCC( 'd', 'i', 'v', 'x'):
+ case VLC_FOURCC( 'X', 'V', 'I', 'D'):
+ case VLC_FOURCC( 'X', 'v', 'i', 'D'):
+ case VLC_FOURCC( 'x', 'v', 'i', 'd'):
+ case VLC_FOURCC( 'D', 'X', '5', '0'):
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', '4', 'v');
+ p_pack->output_format.i_cat = VIDEO_ES;
+ break;
+ case VLC_FOURCC( 'm', 'p', 'g', 'v' ):
+ case VLC_FOURCC( 'm', 'p', 'g', '1' ):
+ case VLC_FOURCC( 'm', 'p', 'g', '2' ):
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', 'g', 'v' );
+ p_pack->output_format.i_cat = VIDEO_ES;
+ break;
+ case VLC_FOURCC( 'm', 'p', 'g', 'a' ):
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', 'g', 'a' );
+ p_pack->output_format.i_cat = AUDIO_ES;
+ break;
+ default:
+ p_pack->output_format.i_fourcc = p_pack->p_fifo->i_fourcc;
+ p_pack->output_format.i_cat = UNKNOWN_ES;
+ break;
+ }
- p_pack->p_sout_input =
+ p_pack->p_sout_input =
sout_InputNew( p_pack->p_fifo,
&p_pack->output_format );
if( !p_pack->p_sout_input )
{
- msg_Err( p_pack->p_fifo,
- "cannot add a new stream" );
+ msg_Err( p_pack->p_fifo, "cannot add a new stream" );
return( -1 );
}
-
+ p_pack->i_pts_start = -1;
return( 0 );
}
p_pack->p_fifo->b_error = 1;
return;
}
+ if( p_pack->i_pts_start < 0 && p_pes->i_pts > 0 )
+ {
+ p_pack->i_pts_start = p_pes->i_pts;
+ }
i_size = p_pes->i_pes_size;
-
+// msg_Dbg( p_pack->p_fifo, "pes size:%d", i_size );
if( i_size > 0 )
{
+ pes_packet_t *p_pes_next;
data_packet_t *p_data;
size_t i_buffer;
}
i_buffer += i_copy;
}
+ p_sout_buffer->i_length = 0;
+ p_sout_buffer->i_dts = p_pes->i_pts - p_pack->i_pts_start;
+ p_sout_buffer->i_pts = p_pes->i_pts - p_pack->i_pts_start;
+ p_sout_buffer->i_bitrate = 0;
+ input_ShowPES( p_pack->p_fifo, &p_pes_next );
+ if( p_pes_next )
+ {
+ p_sout_buffer->i_length = p_pes_next->i_pts - p_pes->i_pts;
+ }
sout_InputSendBuffer( p_pack->p_sout_input,
p_sout_buffer );
}
}
}
+static void input_ShowPES( decoder_fifo_t *p_fifo, pes_packet_t **pp_pes )
+{
+ pes_packet_t *p_pes;
+
+ vlc_mutex_lock( &p_fifo->data_lock );
+
+ if( p_fifo->p_first == NULL )
+ {
+ if( p_fifo->b_die )
+ {
+ vlc_mutex_unlock( &p_fifo->data_lock );
+ if( pp_pes ) *pp_pes = NULL;
+ return;
+ }
+
+ /* Signal the input thread we're waiting. This is only
+ * needed in case of slave clock (ES plug-in) but it won't
+ * harm. */
+ vlc_cond_signal( &p_fifo->data_wait );
+
+ /* Wait for the input to tell us when we received a packet. */
+ vlc_cond_wait( &p_fifo->data_wait, &p_fifo->data_lock );
+ }
+ p_pes = p_fifo->p_first;
+ vlc_mutex_unlock( &p_fifo->data_lock );
+
+ if( pp_pes )
+ {
+ *pp_pes = p_pes;
+ }
+}
+
--- /dev/null
+/*****************************************************************************
+ * mpeg4audio.c
+ *****************************************************************************
+ * Copyright (C) 2001, 2002 VideoLAN
+ * $Id: mpeg4audio.c,v 1.1 2003/01/08 10:26:49 fenrir Exp $
+ *
+ * Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+#include <vlc/vlc.h>
+#include <vlc/aout.h>
+#include <vlc/decoder.h>
+#include <vlc/input.h>
+#include <vlc/sout.h>
+#include "codecs.h"
+#include <stdlib.h> /* malloc(), free() */
+#include <string.h> /* strdup() */
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+
+/* AAC Config in ES:
+ *
+ * AudioObjectType 5 bits
+ * samplingFrequencyIndex 4 bits
+ * if (samplingFrequencyIndex == 0xF)
+ * samplingFrequency 24 bits
+ * channelConfiguration 4 bits
+ * GA_SpecificConfig
+ * FrameLengthFlag 1 bit 1024 or 960
+ * DependsOnCoreCoder 1 bit (always 0)
+ * ExtensionFlag 1 bit (always 0)
+ */
+
+typedef struct packetizer_thread_s
+{
+ /* Input properties */
+ int b_adts;
+
+ decoder_fifo_t *p_fifo;
+ bit_stream_t bit_stream;
+
+ /* Output properties */
+ sout_input_t *p_sout_input;
+ sout_packet_format_t output_format;
+
+ mtime_t i_pts_start;
+ mtime_t i_pts;
+
+ WAVEFORMATEX *p_wf;
+
+ /* Extracted from AAC config */
+ int i_sample_rate;
+ int i_frame_size; // 1024 or 960
+
+} packetizer_thread_t;
+
+static int Open ( vlc_object_t * );
+static int Run ( decoder_fifo_t * );
+
+static int InitThread ( packetizer_thread_t * );
+static void PacketizeThreadMPEG4 ( packetizer_thread_t * );
+static void PacketizeThreadADTS ( packetizer_thread_t * );
+static void EndThread ( packetizer_thread_t * );
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+
+vlc_module_begin();
+ set_description( _("MPEG4 Audio packetizer") );
+ set_capability( "packetizer", 50 );
+ set_callbacks( Open, NULL );
+vlc_module_end();
+
+
+/*****************************************************************************
+ * OpenDecoder: probe the packetizer and return score
+ *****************************************************************************
+ * Tries to launch a decoder and return score so that the interface is able
+ * to choose.
+ *****************************************************************************/
+static int Open( vlc_object_t *p_this )
+{
+ decoder_fifo_t *p_fifo = (decoder_fifo_t*) p_this;
+
+ p_fifo->pf_run = Run;
+
+ if( p_fifo->i_fourcc == VLC_FOURCC( 'm', 'p', '4', 'a') )
+ {
+ return( VLC_SUCCESS );
+ }
+ else
+ {
+ return( VLC_EGENERIC );
+ }
+}
+
+/*****************************************************************************
+ * RunDecoder: this function is called just after the thread is created
+ *****************************************************************************/
+static int Run( decoder_fifo_t *p_fifo )
+{
+ packetizer_thread_t *p_pack;
+ int b_error;
+
+ msg_Info( p_fifo, "Running MPEG4 audio packetizer" );
+ if( !( p_pack = malloc( sizeof( packetizer_thread_t ) ) ) )
+ {
+ msg_Err( p_fifo, "out of memory" );
+ DecoderError( p_fifo );
+ return( -1 );
+ }
+ memset( p_pack, 0, sizeof( packetizer_thread_t ) );
+
+ p_pack->p_fifo = p_fifo;
+
+ if( InitThread( p_pack ) != 0 )
+ {
+ DecoderError( p_fifo );
+ return( -1 );
+ }
+
+ while( ( !p_pack->p_fifo->b_die )&&( !p_pack->p_fifo->b_error ) )
+ {
+ if( p_pack->b_adts )
+ {
+ PacketizeThreadADTS( p_pack );
+ }
+ else
+ {
+ PacketizeThreadMPEG4( p_pack );
+ }
+ }
+
+
+ if( ( b_error = p_pack->p_fifo->b_error ) )
+ {
+ DecoderError( p_pack->p_fifo );
+ }
+
+ EndThread( p_pack );
+ if( b_error )
+ {
+ return( -1 );
+ }
+
+ return( 0 );
+}
+
+
+#define FREE( p ) if( p ) free( p ); p = NULL
+
+/*****************************************************************************
+ * InitThread: initialize data before entering main loop
+ *****************************************************************************/
+static int i_sample_rates[] =
+{
+ 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
+ 16000, 12000, 11025, 8000, 7350, 0, 0, 0
+};
+
+static int InitThread( packetizer_thread_t *p_pack )
+{
+ WAVEFORMATEX *p_wf;
+
+ p_wf = (WAVEFORMATEX*)p_pack->p_fifo->p_waveformatex;
+
+ if( p_wf && p_wf->cbSize > 0)
+ {
+ uint8_t *p_config = (uint8_t*)&p_wf[1];
+ int i_wf = sizeof( WAVEFORMATEX ) + p_wf->cbSize;
+ int i_index;
+
+
+ p_pack->p_wf = malloc( i_wf );
+ memcpy( p_pack->p_wf,
+ p_wf,
+ i_wf );
+ p_pack->output_format.i_cat = AUDIO_ES;
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', '4', 'a' );
+ p_pack->output_format.p_format = p_pack->p_wf;
+ p_pack->b_adts = 0;
+
+ i_index = ( ( p_config[0] << 1 ) | ( p_config[1] >> 7 ) )&0x0f;
+ if( i_index != 0x0f )
+ {
+ p_pack->i_sample_rate = i_sample_rates[i_index];
+ p_pack->i_frame_size = ( ( p_config[1] >> 2 )&0x01 ) ? 960 : 1024;
+ }
+ else
+ {
+ p_pack->i_sample_rate = ( ( p_config[1]&0x7f ) << 17 ) | ( p_config[2] << 9 )|
+ ( p_config[3] << 1 ) | ( p_config[4] >> 7 );
+ p_pack->i_frame_size = ( ( p_config[4] >> 2 )&0x01 ) ? 960 : 1024;
+ }
+ msg_Dbg( p_pack->p_fifo,
+ "aac %dHz %d samples/frame",
+ p_pack->i_sample_rate,
+ p_pack->i_frame_size );
+ }
+ else
+ {
+ int i_wf = sizeof( WAVEFORMATEX ) + 5;
+ /* we will try to create a AAC Config from adts */
+ p_pack->output_format.i_cat = UNKNOWN_ES;
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'n', 'u', 'l', 'l' );
+ p_pack->b_adts = 1;
+
+ if( InitBitstream( &p_pack->bit_stream, p_pack->p_fifo,
+ NULL, NULL ) != VLC_SUCCESS )
+ {
+ msg_Err( p_pack->p_fifo, "cannot initialize bitstream" );
+ return -1;
+ }
+
+ }
+
+ p_pack->p_sout_input =
+ sout_InputNew( p_pack->p_fifo,
+ &p_pack->output_format );
+
+ if( !p_pack->p_sout_input )
+ {
+ msg_Err( p_pack->p_fifo,
+ "cannot add a new stream" );
+ return( -1 );
+ }
+
+ p_pack->i_pts_start = -1;
+ p_pack->i_pts = 0;
+ return( 0 );
+}
+
+/*****************************************************************************
+ * PacketizeThread: packetize an unit (here copy a complete pes)
+ *****************************************************************************/
+static void PacketizeThreadMPEG4( packetizer_thread_t *p_pack )
+{
+ sout_buffer_t *p_sout_buffer;
+ pes_packet_t *p_pes;
+ size_t i_size;
+
+ /* **** get samples count **** */
+ input_ExtractPES( p_pack->p_fifo, &p_pes );
+ if( !p_pes )
+ {
+ p_pack->p_fifo->b_error = 1;
+ return;
+ }
+#if 0
+ if( p_pack->i_pts_start < 0 && p_pes->i_pts > 0 )
+ {
+ p_pack->i_pts_start = p_pes->i_pts;
+ }
+ p_pack->i_pts = p_pes->i_pts - p_pack->i_pts_start;
+#endif
+
+ i_size = p_pes->i_pes_size;
+
+ if( i_size > 0 )
+ {
+ data_packet_t *p_data;
+ size_t i_buffer;
+
+ p_sout_buffer =
+ sout_BufferNew( p_pack->p_sout_input->p_sout, i_size );
+ if( !p_sout_buffer )
+ {
+ p_pack->p_fifo->b_error = 1;
+ return;
+ }
+ /* TODO: memcpy of the pes packet */
+ for( i_buffer = 0, p_data = p_pes->p_first;
+ p_data != NULL && i_buffer < i_size;
+ p_data = p_data->p_next)
+ {
+ size_t i_copy;
+
+ i_copy = __MIN( p_data->p_payload_end - p_data->p_payload_start,
+ i_size - i_buffer );
+ if( i_copy > 0 )
+ {
+ p_pack->p_fifo->p_vlc->pf_memcpy( p_sout_buffer->p_buffer + i_buffer,
+ p_data->p_payload_start,
+ i_copy );
+ }
+ i_buffer += i_copy;
+ }
+
+ p_sout_buffer->i_length = (mtime_t)1000000 * (mtime_t)p_pack->i_frame_size / (mtime_t)p_pack->i_sample_rate;
+ p_sout_buffer->i_bitrate = 0;
+ p_sout_buffer->i_dts = p_pack->i_pts;
+ p_sout_buffer->i_pts = p_pack->i_pts;
+
+ sout_InputSendBuffer( p_pack->p_sout_input,
+ p_sout_buffer );
+
+ p_pack->i_pts += (mtime_t)1000000 * (mtime_t)p_pack->i_frame_size / (mtime_t)p_pack->i_sample_rate;
+ }
+
+ input_DeletePES( p_pack->p_fifo->p_packets_mgt, p_pes );
+}
+
+
+static void PacketizeThreadADTS( packetizer_thread_t *p_pack )
+{
+ msg_Err( p_pack->p_fifo, "adts stream unsupported" );
+ p_pack->p_fifo->b_error = 1;
+}
+
+/*****************************************************************************
+ * EndThread : packetizer thread destruction
+ *****************************************************************************/
+static void EndThread ( packetizer_thread_t *p_pack)
+{
+ if( p_pack->p_sout_input )
+ {
+ sout_InputDelete( p_pack->p_sout_input );
+ }
+ if( p_pack->p_wf )
+ {
+ free( p_pack->p_wf );
+ }
+}
+
/*****************************************************************************
- * mpeg4video.c:
+ * mpeg4video.c
*****************************************************************************
* Copyright (C) 2001, 2002 VideoLAN
- * $Id: mpeg4video.c,v 1.2 2002/12/18 16:33:09 fenrir Exp $
+ * $Id: mpeg4video.c,v 1.3 2003/01/08 10:26:49 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Eric Petit <titer@videolan.org>
#include <stdlib.h> /* malloc(), free() */
#include <string.h> /* strdup() */
+#include "codecs.h"
+
/*****************************************************************************
* Local prototypes
*****************************************************************************/
{
/* Input properties */
decoder_fifo_t *p_fifo;
- bit_stream_t bit_stream;
-
- mtime_t i_dts;
/* Output properties */
sout_input_t *p_sout_input;
sout_packet_format_t output_format;
+ mtime_t i_pts_start;
+
+ int i_vol;
+ uint8_t *p_vol;
- sout_buffer_t *p_vol;
- int i_vop_since_vol;
} packetizer_thread_t;
static int Open ( vlc_object_t * );
static void PacketizeThread ( packetizer_thread_t * );
static void EndThread ( packetizer_thread_t * );
+
+static void input_ShowPES( decoder_fifo_t *p_fifo, pes_packet_t **pp_pes );
+
/*****************************************************************************
* Module descriptor
*****************************************************************************/
vlc_module_begin();
- set_description( _("MPEG-4 packetizer") );
+ set_description( _("MPEG4 Video packetizer") );
set_capability( "packetizer", 50 );
set_callbacks( Open, NULL );
vlc_module_end();
#define TEXTURE_SPATIAL_LAYER_START_CODE 0x1bf
#define TEXTURE_SNR_LAYER_START_CODE 0x1c0
+
/*****************************************************************************
* OpenDecoder: probe the packetizer and return score
*****************************************************************************
packetizer_thread_t *p_pack;
int b_error;
- msg_Info( p_fifo, "Running MPEG-4 packetizer" );
+ msg_Info( p_fifo, "Running MPEG4 Video packetizer" );
if( !( p_pack = malloc( sizeof( packetizer_thread_t ) ) ) )
{
msg_Err( p_fifo, "out of memory" );
#define FREE( p ) if( p ) free( p ); p = NULL
-static int CopyUntilNextStartCode( packetizer_thread_t *p_pack,
- sout_buffer_t *p_sout_buffer,
- int *pi_pos )
-{
- int i_copy = 0;
-
- do
- {
- p_sout_buffer->p_buffer[(*pi_pos)++] =
- GetBits( &p_pack->bit_stream, 8 );
- i_copy++;
-
- if( *pi_pos + 2048 > p_sout_buffer->i_allocated_size )
- {
- sout_BufferRealloc( p_pack->p_sout_input->p_sout,
- p_sout_buffer,
- p_sout_buffer->i_allocated_size + 50 * 1024);
- }
-
- } while( ShowBits( &p_pack->bit_stream, 24 ) != 0x01 &&
- !p_pack->p_fifo->b_die && !p_pack->p_fifo->b_error );
-
- return( i_copy );
-}
-
-static int sout_BufferAddMem( sout_instance_t *p_sout,
- sout_buffer_t *p_buffer,
- int i_mem,
- uint8_t *p_mem )
-{
- if( p_buffer->i_size + i_mem >= p_buffer->i_allocated_size )
- {
- sout_BufferRealloc( p_sout,
- p_buffer,
- p_buffer->i_size + i_mem + 1024 );
- }
- memcpy( p_buffer->p_buffer + p_buffer->i_size, p_mem, i_mem );
- p_buffer->i_size += i_mem;
-
- return( i_mem );
-}
-
/*****************************************************************************
* InitThread: initialize data before entering main loop
*****************************************************************************/
static int InitThread( packetizer_thread_t *p_pack )
{
- p_pack->i_dts = 0;
- p_pack->p_vol = NULL;
- p_pack->i_vop_since_vol = 0;
- p_pack->output_format.i_cat = VIDEO_ES;
- p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', '4', 'v' );
-
- if( InitBitstream( &p_pack->bit_stream, p_pack->p_fifo,
- NULL, NULL ) != VLC_SUCCESS )
+ BITMAPINFOHEADER *p_bih;
+
+ p_bih = (BITMAPINFOHEADER*)p_pack->p_fifo->p_bitmapinfoheader;
+
+ if( p_bih && p_bih->biSize > sizeof( BITMAPINFOHEADER ) )
{
- msg_Err( p_pack->p_fifo, "cannot initialize bitstream" );
- return -1;
+ /* We have a vol */
+ p_pack->i_vol = p_bih->biSize - sizeof( BITMAPINFOHEADER );
+ p_pack->p_vol = malloc( p_pack->i_vol );
+ memcpy( p_pack->p_vol, &p_bih[1], p_pack->i_vol );
+
+ /* create stream input output */
+ p_pack->output_format.i_cat = VIDEO_ES;
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', '4', 'v' );
+ p_pack->output_format.p_format = malloc( p_bih->biSize );
+ memcpy( p_pack->output_format.p_format, p_bih, p_bih->biSize );
+
+ msg_Warn( p_pack->p_fifo, "opening with vol size:%d", p_pack->i_vol );
+ p_pack->p_sout_input =
+ sout_InputNew( p_pack->p_fifo,
+ &p_pack->output_format );
+ }
+ else
+ {
+ p_pack->i_vol = 0;
+ p_pack->p_vol = 0;
+ p_pack->output_format.i_cat = UNKNOWN_ES;
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'n', 'u', 'l', 'l' );
+ p_pack->output_format.p_format = NULL;
+
+ p_pack->p_sout_input =
+ sout_InputNew( p_pack->p_fifo,
+ &p_pack->output_format );
}
-
- p_pack->p_sout_input =
- sout_InputNew( p_pack->p_fifo,
- &p_pack->output_format );
if( !p_pack->p_sout_input )
{
- msg_Err( p_pack->p_fifo,
- "cannot add a new stream" );
+ msg_Err( p_pack->p_fifo, "cannot add a new stream" );
return( -1 );
}
-
+ p_pack->i_pts_start = -1;
return( 0 );
}
+static int m4v_FindStartCode( uint8_t **pp_data, uint8_t *p_end )
+{
+ for( ; *pp_data < p_end - 4; (*pp_data)++ )
+ {
+ if( (*pp_data)[0] == 0 && (*pp_data)[1] == 0 && (*pp_data)[2] == 1 )
+ {
+ return( 0 );
+ }
+ }
+ fprintf( stderr, "\n********* cannot find startcode\n" );
+ return( -1 );
+}
/*****************************************************************************
* PacketizeThread: packetize an unit (here copy a complete pes)
*****************************************************************************/
static void PacketizeThread( packetizer_thread_t *p_pack )
{
- sout_instance_t *p_sout = p_pack->p_sout_input->p_sout;
- sout_buffer_t *p_frame;
-
- uint32_t i_startcode;
+ sout_buffer_t *p_sout_buffer;
+ pes_packet_t *p_pes;
+ size_t i_size;
- /* Idea: Copy until a vop has been found
- * Once a videoobject & videoobjectlayer has been found we save it
- */
-
- p_frame = sout_BufferNew( p_sout, 20*1024 ); // FIXME
- p_frame->i_size = 0;
-
- for( ;; )
+ /* **** get samples count **** */
+ input_ExtractPES( p_pack->p_fifo, &p_pes );
+ if( !p_pes )
{
- while( ( ( i_startcode = ShowBits( &p_pack->bit_stream, 32 ) )&0xffffff00 ) != 0x00000100 )
- {
- RemoveBits( &p_pack->bit_stream, 8 );
- }
+ p_pack->p_fifo->b_error = 1;
+ return;
+ }
+ if( p_pack->i_pts_start < 0 && p_pes->i_pts > 0 )
+ {
+ p_pack->i_pts_start = p_pes->i_pts;
+ }
+ i_size = p_pes->i_pes_size;
+ if( i_size > 0 )
+ {
+ pes_packet_t *p_pes_next;
+ data_packet_t *p_data;
+ size_t i_buffer;
- if( i_startcode == VISUAL_OBJECT_SEQUENCE_START_CODE )
- {
- msg_Dbg( p_pack->p_fifo, "<visuel_object_sequence>" );
- RemoveBits32( &p_pack->bit_stream );
- }
- else if( i_startcode == VISUAL_OBJECT_SEQUENCE_END_CODE )
+ p_sout_buffer =
+ sout_BufferNew( p_pack->p_sout_input->p_sout, i_size );
+ if( !p_sout_buffer )
{
- msg_Dbg( p_pack->p_fifo, "</visuel_object_sequence>" );
- RemoveBits32( &p_pack->bit_stream );
+ p_pack->p_fifo->b_error = 1;
+ return;
}
- else
+ /* TODO: memcpy of the pes packet */
+ for( i_buffer = 0, p_data = p_pes->p_first;
+ p_data != NULL && i_buffer < i_size;
+ p_data = p_data->p_next)
{
- msg_Dbg( p_pack->p_fifo, "start code:0x%8.8x", i_startcode );
+ size_t i_copy;
- if( ( i_startcode & ~VIDEO_OBJECT_MASK ) == VIDEO_OBJECT_START_CODE )
+ i_copy = __MIN( p_data->p_payload_end - p_data->p_payload_start,
+ i_size - i_buffer );
+ if( i_copy > 0 )
{
- msg_Dbg( p_pack->p_fifo, "<video_object>" );
- CopyUntilNextStartCode( p_pack, p_frame, &p_frame->i_size );
+ p_pack->p_fifo->p_vlc->pf_memcpy( p_sout_buffer->p_buffer + i_buffer,
+ p_data->p_payload_start,
+ i_copy );
}
- else if( ( i_startcode & ~VIDEO_OBJECT_LAYER_MASK ) == VIDEO_OBJECT_LAYER_START_CODE )
+ i_buffer += i_copy;
+ }
+ p_sout_buffer->i_length = 0;
+ p_sout_buffer->i_dts = p_pes->i_pts - p_pack->i_pts_start;
+ p_sout_buffer->i_pts = p_pes->i_pts - p_pack->i_pts_start;
+ p_sout_buffer->i_bitrate = 0;
+
+ if( p_pack->p_vol == NULL )
+ {
+ uint8_t *p_vol_begin, *p_vol_end, *p_end;
+ /* search if p_sout_buffer contains with a vol */
+ p_vol_begin = p_sout_buffer->p_buffer;
+ p_vol_end = NULL;
+ p_end = p_sout_buffer->p_buffer + p_sout_buffer->i_size;
+
+ for( ;; )
{
- /* first: save it */
- if( p_pack->p_vol == NULL )
+ if( m4v_FindStartCode( &p_vol_begin, p_end ) )
{
- p_pack->p_vol = sout_BufferNew( p_sout, 1024 );
+ break;
}
- p_pack->p_vol->i_size = 0;
- CopyUntilNextStartCode( p_pack, p_pack->p_vol, &p_pack->p_vol->i_size );
- p_pack->i_vop_since_vol = 0;
-
- /* then: add it to p_frame */
- sout_BufferAddMem( p_sout, p_frame,
- p_pack->p_vol->i_size,
- p_pack->p_vol->p_buffer );
- }
- else if( i_startcode == GROUP_OF_VOP_START_CODE )
- {
- msg_Dbg( p_pack->p_fifo, "<group_of_vop>" );
-#if 0
- if( p_pack->p_vol && p_pack->i_vop_since_vol > 100 ) // FIXME
+ msg_Dbg( p_pack->p_fifo,
+ "starcode 0x%2.2x%2.2x%2.2x%2.2x",
+ p_vol_begin[0], p_vol_begin[1], p_vol_begin[2], p_vol_begin[3] );
+
+ if( ( p_vol_begin[3] & ~VIDEO_OBJECT_MASK ) == ( VIDEO_OBJECT_START_CODE&0xff ) )
{
- sout_BufferAddMem( p_sout, p_frame,
- p_pack->p_vol->i_size,
- p_pack->p_vol->p_buffer );
- p_pack->i_vop_since_vol = 0;
+ p_vol_end = p_vol_begin + 4;
+ if( m4v_FindStartCode( &p_vol_end, p_end ) )
+ {
+ break;
+ }
+ if( ( p_vol_end[3] & ~VIDEO_OBJECT_LAYER_MASK ) == ( VIDEO_OBJECT_LAYER_START_CODE&0xff ) )
+ {
+ p_vol_end += 4;
+ if( m4v_FindStartCode( &p_vol_end, p_end ) )
+ {
+ p_vol_end = p_end;
+ }
+ }
+ else
+ {
+ p_vol_end = NULL;
+ }
}
-#endif
- CopyUntilNextStartCode( p_pack, p_frame, &p_frame->i_size );
- }
- else if( i_startcode == VOP_START_CODE )
- {
- msg_Dbg( p_pack->p_fifo, "<vop>" );
-#if 1
- if( p_pack->p_vol && p_pack->i_vop_since_vol > 30 ) // FIXME
+ else if( ( p_vol_begin[3] & ~VIDEO_OBJECT_LAYER_MASK ) == ( VIDEO_OBJECT_LAYER_START_CODE&0xff) )
{
- sout_BufferAddMem( p_sout, p_frame,
- p_pack->p_vol->i_size,
- p_pack->p_vol->p_buffer );
- p_pack->i_vop_since_vol = 0;
+ p_vol_end = p_vol_begin + 4;
+ if( m4v_FindStartCode( &p_vol_end, p_end ) )
+ {
+ p_vol_end = p_end;
+ }
+ }
+
+ if( p_vol_end != NULL && p_vol_begin < p_vol_end )
+ {
+ BITMAPINFOHEADER *p_bih;
+
+ p_pack->i_vol = p_vol_end - p_vol_begin;
+ msg_Dbg( p_pack->p_fifo, "Reopening output" );
+
+ p_pack->p_vol = malloc( p_pack->i_vol );
+ memcpy( p_pack->p_vol, p_vol_begin, p_pack->i_vol );
+
+ sout_InputDelete( p_pack->p_sout_input );
+
+ p_pack->output_format.i_cat = VIDEO_ES;
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', '4', 'v' );
+ p_pack->output_format.p_format =
+ (void*)p_bih = malloc( sizeof( BITMAPINFOHEADER ) + p_pack->i_vol);
+
+ p_bih->biSize = sizeof( BITMAPINFOHEADER ) + p_pack->i_vol;
+ p_bih->biWidth = 0;
+ p_bih->biHeight = 0;
+ p_bih->biPlanes = 1;
+ p_bih->biBitCount = 0;
+ p_bih->biCompression = 0; /* FIXME */
+ p_bih->biSizeImage = 0;
+ p_bih->biXPelsPerMeter = 0;
+ p_bih->biYPelsPerMeter = 0;
+ p_bih->biClrUsed = 0;
+ p_bih->biClrImportant = 0;
+ memcpy( &p_bih[1], p_pack->p_vol, p_pack->i_vol );
+
+ p_pack->p_sout_input =
+ sout_InputNew( p_pack->p_fifo,
+ &p_pack->output_format );
+ if( !p_pack->p_sout_input )
+ {
+ p_pack->p_fifo->b_error = 1;
+ return;
+ }
+
+ break;
+ }
+ else
+ {
+ p_vol_begin += 4;
}
-#endif
- CopyUntilNextStartCode( p_pack, p_frame, &p_frame->i_size );
- p_pack->i_vop_since_vol++;
- break;
- }
- else
- {
- msg_Dbg( p_pack->p_fifo, "unknown start code" );
- CopyUntilNextStartCode( p_pack, p_frame, &p_frame->i_size );
}
+ }
+ input_ShowPES( p_pack->p_fifo, &p_pes_next );
+ if( p_pes_next )
+ {
+ p_sout_buffer->i_length = p_pes_next->i_pts - p_pes->i_pts;
}
+ sout_InputSendBuffer( p_pack->p_sout_input,
+ p_sout_buffer );
}
- p_frame->i_length = 1000000 / 25;
- p_frame->i_bitrate= 0;
- p_frame->i_dts = p_pack->i_dts;
- p_frame->i_pts = p_pack->i_dts;
-
- p_pack->i_dts += 1000000 / 25;
- sout_InputSendBuffer( p_pack->p_sout_input, p_frame );
+ input_DeletePES( p_pack->p_fifo->p_packets_mgt, p_pes );
}
}
}
+static void input_ShowPES( decoder_fifo_t *p_fifo, pes_packet_t **pp_pes )
+{
+ pes_packet_t *p_pes;
+
+ vlc_mutex_lock( &p_fifo->data_lock );
+
+ if( p_fifo->p_first == NULL )
+ {
+ if( p_fifo->b_die )
+ {
+ vlc_mutex_unlock( &p_fifo->data_lock );
+ if( pp_pes ) *pp_pes = NULL;
+ return;
+ }
+
+ /* Signal the input thread we're waiting. This is only
+ * needed in case of slave clock (ES plug-in) but it won't
+ * harm. */
+ vlc_cond_signal( &p_fifo->data_wait );
+
+ /* Wait for the input to tell us when we received a packet. */
+ vlc_cond_wait( &p_fifo->data_wait, &p_fifo->data_lock );
+ }
+ p_pes = p_fifo->p_first;
+ vlc_mutex_unlock( &p_fifo->data_lock );
+
+ if( pp_pes )
+ {
+ *pp_pes = p_pes;
+ }
+}
+
* mpegvideo.c
*****************************************************************************
* Copyright (C) 2001, 2002 VideoLAN
- * $Id: mpegvideo.c,v 1.1 2002/12/14 21:32:41 fenrir Exp $
+ * $Id: mpegvideo.c,v 1.2 2003/01/08 10:26:49 fenrir Exp $
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Eric Petit <titer@videolan.org>
{
decoder_fifo_t *p_fifo = (decoder_fifo_t*) p_this;
- if( p_fifo->i_fourcc != VLC_FOURCC( 'm', 'p', 'g', 'v') )
+ if( p_fifo->i_fourcc != VLC_FOURCC( 'm', 'p', 'g', 'v') &&
+ p_fifo->i_fourcc != VLC_FOURCC( 'm', 'p', 'g', '1') &&
+ p_fifo->i_fourcc != VLC_FOURCC( 'm', 'p', 'g', '2') )
{
return VLC_EGENERIC;
}
{
p_pack->output_format.i_cat = VIDEO_ES;
- p_pack->output_format.i_fourcc = p_pack->p_fifo->i_fourcc;
+ p_pack->output_format.i_fourcc = VLC_FOURCC( 'm', 'p', 'g', 'v');
p_pack->p_sout_input = NULL;