/*****************************************************************************
* input_dec.c: Functions for the management of decoders
*****************************************************************************
- * Copyright (C) 1999-2001 VideoLAN
- * $Id: input_dec.c,v 1.69 2003/11/18 20:34:23 fenrir Exp $
+ * Copyright (C) 1999-2004 VideoLAN
+ * $Id$
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
* Gildas Bazin <gbazin@netcourrier.com>
#include "codecs.h"
+static void input_NullPacket( input_thread_t *, es_descriptor_t * );
+
static decoder_t * CreateDecoder( input_thread_t *, es_descriptor_t *, int );
static int DecoderThread( decoder_t * );
+static int DecoderDecode( decoder_t * p_dec, block_t *p_block );
static void DeleteDecoder( decoder_t * );
/* Buffers allocation callbacks for the decoders */
static picture_t *vout_new_buffer( decoder_t * );
static void vout_del_buffer( decoder_t *, picture_t * );
+static void vout_link_picture( decoder_t *, picture_t * );
+static void vout_unlink_picture( decoder_t *, picture_t * );
static es_format_t null_es_format = {0};
-/*****************************************************************************
- * input_RunDecoder: spawns a new decoder thread
- *****************************************************************************/
-decoder_fifo_t * input_RunDecoder( input_thread_t * p_input,
- es_descriptor_t * p_es )
+struct decoder_owner_sys_t
{
- vlc_value_t val;
- decoder_t *p_dec = NULL;
- int i_priority;
+ vlc_bool_t b_own_thread;
- /* If we are in sout mode, search for packetizer module */
- var_Get( p_input, "sout", &val );
- if( !p_es->b_force_decoder && val.psz_string && *val.psz_string )
- {
- free( val.psz_string );
- val.b_bool = VLC_TRUE;
+ input_thread_t *p_input;
- if( p_es->i_cat == AUDIO_ES )
- {
- var_Get( p_input, "sout-audio", &val );
- }
- else if( p_es->i_cat == VIDEO_ES )
- {
- var_Get( p_input, "sout-video", &val );
- }
+ aout_instance_t *p_aout;
+ aout_input_t *p_aout_input;
- if( val.b_bool )
- {
- /* Create the decoder configuration structure */
- p_dec = CreateDecoder( p_input, p_es, VLC_OBJECT_PACKETIZER );
- if( p_dec == NULL )
- {
- msg_Err( p_input, "could not create packetizer" );
- return NULL;
- }
+ vout_thread_t *p_vout;
+
+ sout_instance_t *p_sout;
+ sout_packetizer_input_t *p_sout_input;
+
+ /* Some decoders require already packetized data (ie. not truncated) */
+ decoder_t *p_packetizer;
- p_dec->p_module =
- module_Need( p_dec, "packetizer", "$packetizer" );
+ /* Current format in use by the output */
+ video_format_t video;
+ audio_format_t audio;
+ es_format_t sout;
+
+ /* fifo */
+ block_fifo_t *p_fifo;
+
+ /* */
+ input_buffers_t *p_method_data;
+ es_descriptor_t *p_es_descriptor;
+};
+
+
+/**
+ * Spawns a new decoder thread
+ *
+ * \param p_input the input thread
+ * \param p_es the es descriptor
+ * \return the spawned decoder object
+ */
+decoder_t * input_RunDecoder( input_thread_t * p_input, es_descriptor_t * p_es )
+{
+ decoder_t *p_dec = NULL;
+ vlc_value_t val;
+
+ /* If we are in sout mode, search for packetizer module */
+ if( !p_es->b_force_decoder && p_input->stream.p_sout )
+ {
+ /* Create the decoder configuration structure */
+ p_dec = CreateDecoder( p_input, p_es, VLC_OBJECT_PACKETIZER );
+ if( p_dec == NULL )
+ {
+ msg_Err( p_input, "could not create packetizer" );
+ return NULL;
}
}
else
msg_Err( p_input, "could not create decoder" );
return NULL;
}
-
- /* default Get a suitable decoder module */
- p_dec->p_module = module_Need( p_dec, "decoder", "$codec" );
-
- if( val.psz_string ) free( val.psz_string );
}
- if( !p_dec || !p_dec->p_module )
+ if( !p_dec->p_module )
{
msg_Err( p_dec, "no suitable decoder module for fourcc `%4.4s'.\n"
"VLC probably does not support this sound or video format.",
- (char*)&p_dec->p_fifo->i_fourcc );
+ (char*)&p_dec->fmt_in.i_codec );
DeleteDecoder( p_dec );
vlc_object_destroy( p_dec );
return NULL;
}
- if ( p_es->i_cat == AUDIO_ES )
- {
- i_priority = VLC_THREAD_PRIORITY_AUDIO;
- }
- else
- {
- i_priority = VLC_THREAD_PRIORITY_VIDEO;
- }
+ var_Get( p_input, "minimize-threads", &val );
+ p_dec->p_owner->b_own_thread = val.b_bool ? VLC_FALSE : VLC_TRUE;
- /* Spawn the decoder thread */
- if( vlc_thread_create( p_dec, "decoder", DecoderThread,
- i_priority, VLC_FALSE ) )
+ if( p_dec->p_owner->b_own_thread )
{
- msg_Err( p_dec, "cannot spawn decoder thread \"%s\"",
- p_dec->p_module->psz_object_name );
- module_Unneed( p_dec, p_dec->p_module );
- DeleteDecoder( p_dec );
- vlc_object_destroy( p_dec );
- return NULL;
+ int i_priority;
+ if ( p_es->i_cat == AUDIO_ES )
+ {
+ i_priority = VLC_THREAD_PRIORITY_AUDIO;
+ }
+ else
+ {
+ i_priority = VLC_THREAD_PRIORITY_VIDEO;
+ }
+
+ /* Spawn the decoder thread */
+ if( vlc_thread_create( p_dec, "decoder", DecoderThread,
+ i_priority, VLC_FALSE ) )
+ {
+ msg_Err( p_dec, "cannot spawn decoder thread \"%s\"",
+ p_dec->p_module->psz_object_name );
+ module_Unneed( p_dec, p_dec->p_module );
+ DeleteDecoder( p_dec );
+ vlc_object_destroy( p_dec );
+ return NULL;
+ }
}
+ /* Select a new ES */
+ INSERT_ELEM( p_input->stream.pp_selected_es,
+ p_input->stream.i_selected_es_number,
+ p_input->stream.i_selected_es_number,
+ p_es );
+
p_input->stream.b_changed = 1;
- return p_dec->p_fifo;
+ return p_dec;
}
-/*****************************************************************************
- * input_EndDecoder: kills a decoder thread and waits until it's finished
- *****************************************************************************/
+/**
+ * Kills a decoder thread and waits until it's finished
+ *
+ * \param p_input the input thread
+ * \param p_es the es descriptor
+ * \return nothing
+ */
void input_EndDecoder( input_thread_t * p_input, es_descriptor_t * p_es )
{
+ decoder_t *p_dec = p_es->p_dec;
int i_dummy;
- decoder_t *p_dec = p_es->p_decoder_fifo->p_dec;
- p_es->p_decoder_fifo->b_die = 1;
+ p_dec->b_die = VLC_TRUE;
- /* Make sure the thread leaves the NextDataPacket() function by
- * sending it a few null packets. */
- for( i_dummy = 0; i_dummy < PADDING_PACKET_NUMBER; i_dummy++ )
+ if( p_dec->p_owner->b_own_thread )
{
- input_NullPacket( p_input, p_es );
- }
+ /* Make sure the thread leaves the NextDataPacket() function by
+ * sending it a few null packets. */
+ for( i_dummy = 0; i_dummy < PADDING_PACKET_NUMBER; i_dummy++ )
+ {
+ input_NullPacket( p_input, p_es );
+ }
+
+ if( p_es->p_pes != NULL )
+ {
+ input_DecodePES( p_es->p_dec, p_es->p_pes );
+ }
- if( p_es->p_pes != NULL )
+ /* Waiting for the thread to exit */
+ /* I thought that unlocking was better since thread join can be long
+ * but it actually creates late pictures and freezes --stef */
+ /* vlc_mutex_unlock( &p_input->stream.stream_lock ); */
+ vlc_thread_join( p_dec );
+ /* vlc_mutex_lock( &p_input->stream.stream_lock ); */
+#if 0
+ /* XXX We don't do it here because of dll loader that want close in the
+ * same thread than open/decode */
+ /* Unneed module */
+ module_Unneed( p_dec, p_dec->p_module );
+#endif
+ }
+ else
{
- input_DecodePES( p_es->p_decoder_fifo, p_es->p_pes );
+ module_Unneed( p_dec, p_dec->p_module );
}
- /* Waiting for the thread to exit */
- /* I thought that unlocking was better since thread join can be long
- * but it actually creates late pictures and freezes --stef */
- /* vlc_mutex_unlock( &p_input->stream.stream_lock ); */
- vlc_thread_join( p_dec );
- /* vlc_mutex_lock( &p_input->stream.stream_lock ); */
-
- /* Unneed module */
- module_Unneed( p_dec, p_dec->p_module );
-
/* Delete decoder configuration */
DeleteDecoder( p_dec );
vlc_object_destroy( p_dec );
/* Tell the input there is no more decoder */
- p_es->p_decoder_fifo = NULL;
+ p_es->p_dec = NULL;
p_input->stream.b_changed = 1;
}
-/*****************************************************************************
- * input_DecodePES
- *****************************************************************************
+/**
* Put a PES in the decoder's fifo.
- *****************************************************************************/
-void input_DecodePES( decoder_fifo_t * p_decoder_fifo, pes_packet_t * p_pes )
+ *
+ * \param p_dec the decoder object
+ * \param p_pes the pes packet
+ * \return nothing
+ */
+void input_DecodePES( decoder_t * p_dec, pes_packet_t * p_pes )
{
- vlc_mutex_lock( &p_decoder_fifo->data_lock );
+ data_packet_t *p_data;
+ int i_size = 0;
- p_pes->p_next = NULL;
- *p_decoder_fifo->pp_last = p_pes;
- p_decoder_fifo->pp_last = &p_pes->p_next;
- p_decoder_fifo->i_depth++;
+ for( p_data = p_pes->p_first; p_data != NULL; p_data = p_data->p_next )
+ {
+ i_size += p_data->p_payload_end - p_data->p_payload_start;
+ }
+ if( i_size > 0 )
+ {
+ block_t *p_block = block_New( p_dec, i_size );
+ if( p_block )
+ {
+ uint8_t *p_buffer = p_block->p_buffer;
- /* Warn the decoder that it's got work to do. */
- vlc_cond_signal( &p_decoder_fifo->data_wait );
- vlc_mutex_unlock( &p_decoder_fifo->data_lock );
-}
+ for( p_data = p_pes->p_first; p_data != NULL; p_data = p_data->p_next )
+ {
+ int i_copy = p_data->p_payload_end - p_data->p_payload_start;
-/*****************************************************************************
- * Create a NULL packet for padding in case of a data loss
- *****************************************************************************/
-void input_NullPacket( input_thread_t * p_input,
- es_descriptor_t * p_es )
-{
- data_packet_t * p_pad_data;
- pes_packet_t * p_pes;
+ memcpy( p_buffer, p_data->p_payload_start, i_copy );
- if( (p_pad_data = input_NewPacketForce( p_input->p_method_data,
- PADDING_PACKET_SIZE)) == NULL )
- {
- msg_Err( p_input, "no new packet" );
- p_input->b_error = 1;
- return;
+ p_buffer += i_copy;
+ }
+ p_block->i_pts = p_pes->i_pts;
+ p_block->i_dts = p_pes->i_dts;
+ if( p_pes->b_discontinuity )
+ p_block->i_flags |= BLOCK_FLAG_DISCONTINUITY;
+ p_block->i_rate = p_pes->i_rate;
+
+ input_DecodeBlock( p_dec, p_block );
+ }
}
- memset( p_pad_data->p_payload_start, 0, PADDING_PACKET_SIZE );
- p_pad_data->b_discard_payload = 1;
- p_pes = p_es->p_pes;
+ input_DeletePES( p_dec->p_owner->p_method_data, p_pes );
+}
- if( p_pes != NULL )
+/**
+ * Put a block_t in the decoder's fifo.
+ *
+ * \param p_dec the decoder object
+ * \param p_block the data block
+ */
+void input_DecodeBlock( decoder_t * p_dec, block_t *p_block )
+{
+ if( p_dec->p_owner->b_own_thread )
{
- p_pes->b_discontinuity = 1;
- p_pes->p_last->p_next = p_pad_data;
- p_pes->p_last = p_pad_data;
- p_pes->i_nb_data++;
+ block_FifoPut( p_dec->p_owner->p_fifo, p_block );
+
+ if( p_dec->p_owner->p_input->b_out_pace_control )
+ {
+ /* FIXME !!!!! */
+ while( !p_dec->b_die && !p_dec->b_error &&
+ p_dec->p_owner->p_fifo->i_depth > 10 )
+ {
+ msleep( 1000 );
+ }
+ }
}
else
{
- if( (p_pes = input_NewPES( p_input->p_method_data )) == NULL )
+ if( p_dec->b_error || p_block->i_buffer <= 0 )
{
- msg_Err( p_input, "no PES packet" );
- p_input->b_error = 1;
- return;
+ block_Release( p_block );
}
+ else
+ {
+ DecoderDecode( p_dec, p_block );
+ }
+ }
+}
- p_pes->i_rate = p_input->stream.control.i_rate;
- p_pes->p_first = p_pes->p_last = p_pad_data;
- p_pes->i_nb_data = 1;
- p_pes->b_discontinuity = 1;
- input_DecodePES( p_es->p_decoder_fifo, p_pes );
+/**
+ * Create a NULL packet for padding in case of a data loss
+ *
+ * \param p_input the input thread
+ * \param p_es es descriptor
+ * \return nothing
+ */
+static void input_NullPacket( input_thread_t * p_input,
+ es_descriptor_t * p_es )
+{
+ block_t *p_block = block_New( p_input, PADDING_PACKET_SIZE );
+ if( p_block )
+ {
+ memset( p_block->p_buffer, 0, PADDING_PACKET_SIZE );
+ p_block->i_flags |= BLOCK_FLAG_DISCONTINUITY;
+
+ block_FifoPut( p_es->p_dec->p_owner->p_fifo, p_block );
}
}
-/*****************************************************************************
- * input_EscapeDiscontinuity: send a NULL packet to the decoders
- *****************************************************************************/
+/**
+ * Send a NULL packet to the decoders
+ *
+ * \param p_input the input thread
+ * \return nothing
+ */
void input_EscapeDiscontinuity( input_thread_t * p_input )
{
unsigned int i_es, i;
{
es_descriptor_t * p_es = p_input->stream.pp_selected_es[i_es];
- if( p_es->p_decoder_fifo != NULL )
+ if( p_es->p_dec != NULL )
{
for( i = 0; i < PADDING_PACKET_NUMBER; i++ )
{
}
}
-/*****************************************************************************
- * input_EscapeAudioDiscontinuity: send a NULL packet to the audio decoders
- *****************************************************************************/
+/**
+ * Send a NULL packet to the audio decoders
+ *
+ * \param p_input the input thread
+ * \return nothing
+ */
void input_EscapeAudioDiscontinuity( input_thread_t * p_input )
{
unsigned int i_es, i;
{
es_descriptor_t * p_es = p_input->stream.pp_selected_es[i_es];
- if( p_es->p_decoder_fifo != NULL && p_es->i_cat == AUDIO_ES )
+ if( p_es->p_dec != NULL && p_es->i_cat == AUDIO_ES )
{
for( i = 0; i < PADDING_PACKET_NUMBER; i++ )
{
}
}
-struct decoder_owner_sys_t
-{
- aout_instance_t *p_aout;
- aout_input_t *p_aout_input;
-
- vout_thread_t *p_vout;
-
- sout_packetizer_input_t *p_sout;
-
- /* Current format in use by the output */
- video_format_t video;
- audio_format_t audio;
-};
-
-/*****************************************************************************
- * CreateDecoder: create a decoder object
- *****************************************************************************/
+/**
+ * Create a decoder object
+ *
+ * \param p_input the input thread
+ * \param p_es the es descriptor
+ * \param i_object_type Object type as define in include/vlc_objects.h
+ * \return the decoder object
+ */
static decoder_t * CreateDecoder( input_thread_t * p_input,
es_descriptor_t * p_es, int i_object_type )
{
return NULL;
}
- p_dec->pf_decode = 0;
p_dec->pf_decode_audio = 0;
p_dec->pf_decode_video = 0;
p_dec->pf_decode_sub = 0;
p_dec->pf_packetize = 0;
- p_dec->pf_run = 0;
-
- /* Select a new ES */
- INSERT_ELEM( p_input->stream.pp_selected_es,
- p_input->stream.i_selected_es_number,
- p_input->stream.i_selected_es_number,
- p_es );
-
- /* Allocate the memory needed to store the decoder's fifo */
- p_dec->p_fifo = vlc_object_create( p_input, VLC_OBJECT_DECODER_FIFO );
- if( p_dec->p_fifo == NULL )
- {
- msg_Err( p_input, "out of memory" );
- return NULL;
- }
/* Initialize the decoder fifo */
p_dec->p_module = NULL;
- p_dec->fmt_in = p_es->fmt;
+ es_format_Copy( &p_dec->fmt_in, &p_es->fmt );
if( p_es->p_waveformatex )
{
p_dec->fmt_in.video.i_height = p_bih->biHeight;
}
+ /* FIXME
+ * - 1: beurk
+ * - 2: I'm not sure there isn't any endian problem here (spu)... */
+ if( p_es->i_cat == SPU_ES && p_es->p_demux_data )
+ {
+ if( ( p_es->i_fourcc == VLC_FOURCC( 's', 'p', 'u', ' ' ) ||
+ p_es->i_fourcc == VLC_FOURCC( 's', 'p', 'u', 'b' ) ) &&
+ *((uint32_t*)p_es->p_demux_data) == 0xBeef )
+ {
+ memcpy( p_dec->fmt_in.subs.spu.palette,
+ p_es->p_demux_data, 17 * 4 );
+ }
+ else if( p_es->i_fourcc == VLC_FOURCC( 'd', 'v', 'b', 's' ) )
+ {
+ dvb_spuinfo_t *p_dvbs = (dvb_spuinfo_t*)p_es->p_demux_data;
+
+ p_dec->fmt_in.subs.dvb.i_id = p_dvbs->i_id;
+ }
+ }
+
p_dec->fmt_in.i_cat = p_es->i_cat;
p_dec->fmt_in.i_codec = p_es->i_fourcc;
msg_Err( p_dec, "out of memory" );
return NULL;
}
+ p_dec->p_owner->b_own_thread = VLC_TRUE;
+ p_dec->p_owner->p_input = p_input;
p_dec->p_owner->p_aout = NULL;
p_dec->p_owner->p_aout_input = NULL;
p_dec->p_owner->p_vout = NULL;
- p_dec->p_owner->p_sout = NULL;
+ p_dec->p_owner->p_sout = p_input->stream.p_sout;
+ p_dec->p_owner->p_sout_input = NULL;
+ p_dec->p_owner->p_packetizer = NULL;
+ p_dec->p_owner->p_es_descriptor = p_es;
+
+
+ /* decoder fifo */
+ if( ( p_dec->p_owner->p_fifo = block_FifoNew( p_dec ) ) == NULL )
+ {
+ msg_Err( p_dec, "out of memory" );
+ return NULL;
+ }
+ p_dec->p_owner->p_method_data = p_input->p_method_data;
/* Set buffers allocation callbacks for the decoders */
p_dec->pf_aout_buffer_new = aout_new_buffer;
p_dec->pf_aout_buffer_del = aout_del_buffer;
p_dec->pf_vout_buffer_new = vout_new_buffer;
p_dec->pf_vout_buffer_del = vout_del_buffer;
-
- /* For old decoders only */
- vlc_mutex_init( p_input, &p_dec->p_fifo->data_lock );
- vlc_cond_init( p_input, &p_dec->p_fifo->data_wait );
- p_es->p_decoder_fifo = p_dec->p_fifo;
- p_dec->p_fifo->i_id = p_es->i_id;
- p_dec->p_fifo->i_fourcc = p_es->i_fourcc;
- p_dec->p_fifo->p_demux_data = p_es->p_demux_data;
- p_dec->p_fifo->p_waveformatex = p_es->p_waveformatex;
- p_dec->p_fifo->p_bitmapinfoheader = p_es->p_bitmapinfoheader;
- p_dec->p_fifo->p_spuinfo = p_es->p_spuinfo;
- p_dec->p_fifo->p_stream_ctrl = &p_input->stream.control;
- p_dec->p_fifo->p_sout = p_input->stream.p_sout;
- p_dec->p_fifo->p_first = NULL;
- p_dec->p_fifo->pp_last = &p_dec->p_fifo->p_first;
- p_dec->p_fifo->i_depth = 0;
- p_dec->p_fifo->b_die = p_dec->p_fifo->b_error = 0;
- p_dec->p_fifo->p_packets_mgt = p_input->p_method_data;
- p_dec->p_fifo->p_dec = p_dec;
- vlc_object_attach( p_dec->p_fifo, p_input );
+ p_dec->pf_picture_link = vout_link_picture;
+ p_dec->pf_picture_unlink = vout_unlink_picture;
vlc_object_attach( p_dec, p_input );
+ /* Find a suitable decoder/packetizer module */
+ if( i_object_type == VLC_OBJECT_DECODER )
+ p_dec->p_module = module_Need( p_dec, "decoder", "$codec", 0 );
+ else
+ p_dec->p_module = module_Need( p_dec, "packetizer", "$packetizer", 0 );
+
+ /* Check if decoder requires already packetized data */
+ if( i_object_type == VLC_OBJECT_DECODER &&
+ p_dec->b_need_packetized && !p_dec->fmt_in.b_packetized )
+ {
+ p_dec->p_owner->p_packetizer =
+ vlc_object_create( p_input, VLC_OBJECT_PACKETIZER );
+ if( p_dec->p_owner->p_packetizer )
+ {
+ p_dec->p_owner->p_packetizer->fmt_in = null_es_format;
+ p_dec->p_owner->p_packetizer->fmt_out = null_es_format;
+ es_format_Copy( &p_dec->p_owner->p_packetizer->fmt_in,
+ &p_dec->fmt_in );
+
+ vlc_object_attach( p_dec->p_owner->p_packetizer, p_input );
+
+ p_dec->p_owner->p_packetizer->p_module =
+ module_Need( p_dec->p_owner->p_packetizer,
+ "packetizer", "$packetizer", 0 );
+
+ if( !p_dec->p_owner->p_packetizer->p_module )
+ {
+ es_format_Clean( &p_dec->p_owner->p_packetizer->fmt_in );
+ vlc_object_detach( p_dec->p_owner->p_packetizer );
+ vlc_object_destroy( p_dec->p_owner->p_packetizer );
+ }
+ }
+ }
+
return p_dec;
}
-/*****************************************************************************
- * DecoderThread: the decoding main loop
- *****************************************************************************/
+/**
+ * The decoding main loop
+ *
+ * \param p_dec the decoder
+ * \return 0
+ */
static int DecoderThread( decoder_t * p_dec )
{
- pes_packet_t *p_pes;
- data_packet_t *p_data;
block_t *p_block;
- /* Temporary wrapper to keep old decoder api functional */
- if( p_dec->pf_run )
- {
- p_dec->pf_run( p_dec->p_fifo );
- return 0;
- }
-
/* The decoder's main loop */
- while( !p_dec->p_fifo->b_die && !p_dec->p_fifo->b_error )
+ while( !p_dec->b_die && !p_dec->b_error )
{
- int i_size;
-
- input_ExtractPES( p_dec->p_fifo, &p_pes );
- if( !p_pes )
+ if( ( p_block = block_FifoGet( p_dec->p_owner->p_fifo ) ) == NULL )
{
- p_dec->p_fifo->b_error = 1;
+ p_dec->b_error = 1;
break;
}
-
- for( i_size = 0, p_data = p_pes->p_first;
- p_data != NULL; p_data = p_data->p_next )
+ if( p_block->i_buffer <= 0 )
{
- i_size += p_data->p_payload_end - p_data->p_payload_start;
+ block_Release( p_block );
+ continue;
}
- p_block = block_New( p_dec, i_size );
- for( i_size = 0, p_data = p_pes->p_first;
- p_data != NULL; p_data = p_data->p_next )
+ if( DecoderDecode( p_dec, p_block ) )
{
- if( p_data->p_payload_end == p_data->p_payload_start )
- continue;
- memcpy( p_block->p_buffer + i_size, p_data->p_payload_start,
- p_data->p_payload_end - p_data->p_payload_start );
- i_size += p_data->p_payload_end - p_data->p_payload_start;
+ break;
}
+ }
- p_block->i_pts = p_pes->i_pts;
- p_block->i_dts = p_pes->i_dts;
- p_block->b_discontinuity = p_pes->b_discontinuity;
-
- if( p_dec->i_object_type == VLC_OBJECT_PACKETIZER )
+ while( !p_dec->b_die )
+ {
+ /* Trash all received PES packets */
+ p_block = block_FifoGet( p_dec->p_owner->p_fifo );
+ if( p_block )
{
- block_t *p_sout_block;
+ block_Release( p_block );
+ }
+ }
+
+ /* XXX We do it here because of dll loader that want close in the
+ * same thread than open/decode */
+ /* Unneed module */
+ module_Unneed( p_dec, p_dec->p_module );
+
+ return 0;
+}
- while( (p_sout_block = p_dec->pf_packetize( p_dec, &p_block )) )
+/**
+ * Decode a block
+ *
+ * \param p_dec the decoder object
+ * \param p_block the block to decode
+ * \return VLC_SUCCESS or an error code
+ */
+static int DecoderDecode( decoder_t *p_dec, block_t *p_block )
+{
+ if( p_block->i_buffer <= 0 )
+ {
+ block_Release( p_block );
+ return VLC_SUCCESS;
+ }
+
+ if( p_dec->i_object_type == VLC_OBJECT_PACKETIZER )
+ {
+ block_t *p_sout_block;
+
+ while( (p_sout_block = p_dec->pf_packetize( p_dec, &p_block )) )
+ {
+ if( !p_dec->p_owner->p_sout_input )
{
- if( !p_dec->p_owner->p_sout )
+ es_format_Copy( &p_dec->p_owner->sout, &p_dec->fmt_out );
+ if( p_dec->p_owner->p_es_descriptor->p_pgrm )
{
- sout_format_t sout_format;
-
- sout_format.i_cat = p_dec->fmt_out.i_cat;
- sout_format.i_fourcc = p_dec->fmt_out.i_codec;
- sout_format.i_sample_rate =
- p_dec->fmt_out.audio.i_rate;
- sout_format.i_channels =
- p_dec->fmt_out.audio.i_channels;
- sout_format.i_block_align =
- p_dec->fmt_out.audio.i_blockalign;
- sout_format.i_width =
- p_dec->fmt_out.video.i_width;
- sout_format.i_height =
- p_dec->fmt_out.video.i_height;
- sout_format.i_bitrate = p_dec->fmt_out.i_bitrate;
- sout_format.i_extra_data = p_dec->fmt_out.i_extra;
- sout_format.p_extra_data = p_dec->fmt_out.p_extra;
-
- p_dec->p_owner->p_sout =
- sout_InputNew( p_dec, &sout_format );
-
- if( p_dec->p_owner->p_sout == NULL )
- {
- msg_Err( p_dec, "cannot create packetizer output" );
- break;
- }
+ p_dec->p_owner->sout.i_group =
+ p_dec->p_owner->p_es_descriptor->p_pgrm->i_number;
+ }
+ p_dec->p_owner->sout.i_id =
+ p_dec->p_owner->p_es_descriptor->i_id - 1;
+ if( p_dec->fmt_in.psz_language )
+ {
+ p_dec->p_owner->sout.psz_language =
+ strdup( p_dec->fmt_in.psz_language );
}
- while( p_sout_block )
+ p_dec->p_owner->p_sout_input =
+ sout_InputNew( p_dec->p_owner->p_sout,
+ &p_dec->p_owner->sout );
+
+ if( p_dec->p_owner->p_sout_input == NULL )
{
- block_t *p_next = p_sout_block->p_next;
- sout_buffer_t *p_sout_buffer;
+ msg_Err( p_dec, "cannot create packetizer output" );
+ p_dec->b_error = VLC_TRUE;
- p_sout_buffer =
- sout_BufferNew( p_dec->p_owner->p_sout->p_sout,
- p_sout_block->i_buffer );
- if( p_sout_buffer == NULL )
+ while( p_sout_block )
{
- msg_Err( p_dec, "cannot get sout buffer" );
- break;
+ block_t *p_next = p_sout_block->p_next;
+ block_Release( p_sout_block );
+ p_sout_block = p_next;
}
+ break;
+ }
+ }
- memcpy( p_sout_buffer->p_buffer, p_sout_block->p_buffer,
- p_sout_block->i_buffer );
+ while( p_sout_block )
+ {
+ block_t *p_next = p_sout_block->p_next;
+ sout_buffer_t *p_sout_buffer;
- p_sout_buffer->i_pts = p_sout_block->i_pts;
- p_sout_buffer->i_dts = p_sout_block->i_dts;
- p_sout_buffer->i_length = p_sout_block->i_length;
+ p_sout_buffer =
+ sout_BufferNew( p_dec->p_owner->p_sout_input->p_sout,
+ p_sout_block->i_buffer );
+ if( p_sout_buffer == NULL )
+ {
+ msg_Err( p_dec, "cannot get sout buffer" );
+ break;
+ }
- block_Release( p_sout_block );
+ memcpy( p_sout_buffer->p_buffer, p_sout_block->p_buffer,
+ p_sout_block->i_buffer );
- sout_InputSendBuffer( p_dec->p_owner->p_sout, p_sout_buffer );
+ p_sout_buffer->i_pts = p_sout_block->i_pts;
+ p_sout_buffer->i_dts = p_sout_block->i_dts;
+ p_sout_buffer->i_length = p_sout_block->i_length;
+ p_sout_buffer->i_flags =
+ ( p_sout_block->i_flags << SOUT_BUFFER_FLAGS_BLOCK_SHIFT )
+ & SOUT_BUFFER_FLAGS_BLOCK_MASK;
- p_sout_block = p_next;
- }
+ block_Release( p_sout_block );
+
+ sout_InputSendBuffer( p_dec->p_owner->p_sout_input,
+ p_sout_buffer );
+
+ p_sout_block = p_next;
+ }
+
+ /* For now it's enough, as only sout inpact on this flag */
+ if( p_dec->p_owner->p_sout->i_out_pace_nocontrol > 0 &&
+ p_dec->p_owner->p_input->b_out_pace_control )
+ {
+ msg_Dbg( p_dec, "switching to synch mode" );
+ p_dec->p_owner->p_input->b_out_pace_control = VLC_FALSE;
+ }
+ else if( p_dec->p_owner->p_sout->i_out_pace_nocontrol <= 0 &&
+ !p_dec->p_owner->p_input->b_out_pace_control )
+ {
+ msg_Dbg( p_dec, "switching to asynch mode" );
+ p_dec->p_owner->p_input->b_out_pace_control = VLC_TRUE;
}
}
- else if( p_dec->fmt_in.i_cat == AUDIO_ES )
+ }
+ else if( p_dec->fmt_in.i_cat == AUDIO_ES )
+ {
+ aout_buffer_t *p_aout_buf;
+
+ if( p_dec->p_owner->p_packetizer )
{
- aout_buffer_t *p_aout_buf;
+ block_t *p_packetized_block;
+ decoder_t *p_packetizer = p_dec->p_owner->p_packetizer;
- while( (p_aout_buf = p_dec->pf_decode_audio( p_dec, &p_block )) )
+ while( (p_packetized_block =
+ p_packetizer->pf_packetize( p_packetizer, &p_block )) )
{
- aout_DecPlay( p_dec->p_owner->p_aout,
- p_dec->p_owner->p_aout_input, p_aout_buf );
+ while( (p_aout_buf =
+ p_dec->pf_decode_audio( p_dec, &p_packetized_block )) )
+ {
+ aout_DecPlay( p_dec->p_owner->p_aout,
+ p_dec->p_owner->p_aout_input, p_aout_buf );
+ }
}
}
- else
+ else while( (p_aout_buf = p_dec->pf_decode_audio( p_dec, &p_block )) )
{
- picture_t *p_pic;
+ aout_DecPlay( p_dec->p_owner->p_aout,
+ p_dec->p_owner->p_aout_input, p_aout_buf );
+ }
+ }
+ else if( p_dec->fmt_in.i_cat == VIDEO_ES )
+ {
+ picture_t *p_pic;
+
+ if( p_dec->p_owner->p_packetizer )
+ {
+ block_t *p_packetized_block;
+ decoder_t *p_packetizer = p_dec->p_owner->p_packetizer;
- while( (p_pic = p_dec->pf_decode_video( p_dec, &p_block )) )
+ while( (p_packetized_block =
+ p_packetizer->pf_packetize( p_packetizer, &p_block )) )
{
- vout_DatePicture( p_dec->p_owner->p_vout, p_pic, p_pic->date );
- vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
+ while( (p_pic =
+ p_dec->pf_decode_video( p_dec, &p_packetized_block )) )
+ {
+ vout_DatePicture( p_dec->p_owner->p_vout, p_pic,
+ p_pic->date );
+ vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
+ }
}
}
-
- input_DeletePES( p_dec->p_fifo->p_packets_mgt, p_pes );
+ else while( (p_pic = p_dec->pf_decode_video( p_dec, &p_block )) )
+ {
+ vout_DatePicture( p_dec->p_owner->p_vout, p_pic, p_pic->date );
+ vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
+ }
+ }
+ else if( p_dec->fmt_in.i_cat == SPU_ES )
+ {
+ p_dec->pf_decode_sub( p_dec, &p_block );
+ }
+ else
+ {
+ msg_Err( p_dec, "unknown ES format" );
+ p_dec->b_error = 1;
}
- return 0;
+ return p_dec->b_error ? VLC_EGENERIC : VLC_SUCCESS;
}
-/*****************************************************************************
- * DeleteDecoder: destroys a decoder object
- *****************************************************************************/
+/**
+ * Destroys a decoder object
+ *
+ * \param p_dec the decoder object
+ * \return nothing
+ */
static void DeleteDecoder( decoder_t * p_dec )
{
vlc_object_detach( p_dec );
- vlc_object_detach( p_dec->p_fifo );
- msg_Dbg( p_dec,
- "killing decoder for 0x%x, fourcc `%4.4s', %d PES in FIFO",
- p_dec->p_fifo->i_id, (char*)&p_dec->p_fifo->i_fourcc,
- p_dec->p_fifo->i_depth );
+ msg_Dbg( p_dec, "killing decoder fourcc `%4.4s', %d PES in FIFO",
+ (char*)&p_dec->fmt_in.i_codec,
+ p_dec->p_owner->p_fifo->i_depth );
/* Free all packets still in the decoder fifo. */
- input_DeletePES( p_dec->p_fifo->p_packets_mgt,
- p_dec->p_fifo->p_first );
+ block_FifoEmpty( p_dec->p_owner->p_fifo );
+ block_FifoRelease( p_dec->p_owner->p_fifo );
- /* Destroy the lock and cond */
- vlc_cond_destroy( &p_dec->p_fifo->data_wait );
- vlc_mutex_destroy( &p_dec->p_fifo->data_lock );
-
- /* Free fifo */
- vlc_object_destroy( p_dec->p_fifo );
-
- /* Cleanup */
+ /* Cleanup */
if( p_dec->p_owner->p_aout_input )
aout_DecDelete( p_dec->p_owner->p_aout, p_dec->p_owner->p_aout_input );
{
int i_pic;
+#define p_pic p_dec->p_owner->p_vout->render.pp_picture[i_pic]
/* Hack to make sure all the the pictures are freed by the decoder */
for( i_pic = 0; i_pic < p_dec->p_owner->p_vout->render.i_pictures;
i_pic++ )
{
- if( p_dec->p_owner->p_vout->render.pp_picture[i_pic]->i_status ==
- RESERVED_PICTURE )
- vout_DestroyPicture( p_dec->p_owner->p_vout,
- p_dec->p_owner->p_vout->render.pp_picture[i_pic] );
- if( p_dec->p_owner->p_vout->render.pp_picture[i_pic]->i_refcount
- > 0 )
- vout_UnlinkPicture( p_dec->p_owner->p_vout,
- p_dec->p_owner->p_vout->render.pp_picture[i_pic] );
+ if( p_pic->i_status == RESERVED_PICTURE )
+ vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
+ if( p_pic->i_refcount > 0 )
+ vout_UnlinkPicture( p_dec->p_owner->p_vout, p_pic );
}
+#undef p_pic
/* We are about to die. Reattach video output to p_vlc. */
vout_Request( p_dec, p_dec->p_owner->p_vout, 0, 0, 0, 0 );
}
- if( p_dec->p_owner->p_sout )
- sout_InputDelete( p_dec->p_owner->p_sout );
+ if( p_dec->p_owner->p_sout_input )
+ {
+ sout_InputDelete( p_dec->p_owner->p_sout_input );
+ es_format_Clean( &p_dec->p_owner->sout );
+ }
- free( p_dec->p_owner );
+ es_format_Clean( &p_dec->fmt_in );
+ es_format_Clean( &p_dec->fmt_out );
+
+ if( p_dec->p_owner->p_packetizer )
+ {
+ module_Unneed( p_dec->p_owner->p_packetizer,
+ p_dec->p_owner->p_packetizer->p_module );
+ es_format_Clean( &p_dec->p_owner->p_packetizer->fmt_in );
+ es_format_Clean( &p_dec->p_owner->p_packetizer->fmt_out );
+ vlc_object_detach( p_dec->p_owner->p_packetizer );
+ vlc_object_destroy( p_dec->p_owner->p_packetizer );
+ }
+ free( p_dec->p_owner );
}
/*****************************************************************************
if( p_sys->p_aout_input == NULL )
{
msg_Err( p_dec, "failed to create audio output" );
+ p_dec->b_error = VLC_TRUE;
return NULL;
}
p_dec->fmt_out.audio.i_bytes_per_frame =
if( p_sys->p_vout == NULL )
{
msg_Err( p_dec, "failed to create video output" );
+ p_dec->b_error = VLC_TRUE;
return NULL;
}
}
/* Get a new picture */
while( !(p_pic = vout_CreatePicture( p_sys->p_vout, 0, 0, 0 ) ) )
{
+ int i_pic, i_ready_pic = 0;
+
if( p_dec->b_die || p_dec->b_error )
{
return NULL;
}
+
+#define p_pic p_dec->p_owner->p_vout->render.pp_picture[i_pic]
+ /* Check the decoder doesn't leak pictures */
+ for( i_pic = 0; i_pic < p_dec->p_owner->p_vout->render.i_pictures;
+ i_pic++ )
+ {
+ if( p_pic->i_status == READY_PICTURE && i_ready_pic++ > 0 ) break;
+
+ if( p_pic->i_status != DISPLAYED_PICTURE &&
+ p_pic->i_status != RESERVED_PICTURE &&
+ p_pic->i_status != READY_PICTURE ) break;
+
+ if( !p_pic->i_refcount ) break;
+ }
+ if( i_pic == p_dec->p_owner->p_vout->render.i_pictures )
+ {
+ msg_Err( p_dec, "decoder is leaking pictures, resetting the heap" );
+
+ /* Just free all the pictures */
+ for( i_pic = 0; i_pic < p_dec->p_owner->p_vout->render.i_pictures;
+ i_pic++ )
+ {
+ if( p_pic->i_status == RESERVED_PICTURE )
+ vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
+ if( p_pic->i_refcount > 0 )
+ vout_UnlinkPicture( p_dec->p_owner->p_vout, p_pic );
+ }
+ }
+#undef p_pic
+
msleep( VOUT_OUTMEM_SLEEP );
}
{
vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
}
+
+static void vout_link_picture( decoder_t *p_dec, picture_t *p_pic )
+{
+ vout_LinkPicture( p_dec->p_owner->p_vout, p_pic );
+}
+
+static void vout_unlink_picture( decoder_t *p_dec, picture_t *p_pic )
+{
+ vout_UnlinkPicture( p_dec->p_owner->p_vout, p_pic );
+}