/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h>
-#include <vlc/vlc.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+#include <assert.h>
+
+#include <vlc_common.h>
+
+#include <vlc_block.h>
+#include <vlc_vout.h>
+#include <vlc_aout.h>
+#include <vlc_sout.h>
+#include <vlc_codec.h>
+#include <vlc_spu.h>
+#include <vlc_meta.h>
+#include <vlc_dialog.h>
+#include <vlc_modules.h>
+
+#include "audio_output/aout_internal.h"
+#include "stream_output/stream_output.h"
+#include "input_internal.h"
+#include "clock.h"
+#include "decoder.h"
+#include "event.h"
+#include "resource.h"
-#include <vlc/decoder.h>
-#include <vlc/vout.h>
-#include <vlc/input.h>
-#include <vlc_interaction.h>
+#include "../video_output/vout_control.h"
-#include "stream_output.h"
-#include "input_internal.h"
+static decoder_t *CreateDecoder( vlc_object_t *, input_thread_t *,
+ es_format_t *, bool, input_resource_t *,
+ sout_instance_t *p_sout );
+static void DeleteDecoder( decoder_t * );
-static decoder_t * CreateDecoder( input_thread_t *, es_format_t *, int );
-static void DeleteDecoder( decoder_t * );
+static void *DecoderThread( void * );
+static void DecoderProcess( decoder_t *, block_t * );
+static void DecoderError( decoder_t *p_dec, block_t *p_block );
+static void DecoderOutputChangePause( decoder_t *, bool b_paused, mtime_t i_date );
+static void DecoderFlush( decoder_t * );
+static void DecoderSignalBuffering( decoder_t *, bool );
+static void DecoderFlushBuffering( decoder_t * );
-static int DecoderThread( decoder_t * );
-static int DecoderDecode( decoder_t * p_dec, block_t *p_block );
+static void DecoderUnsupportedCodec( decoder_t *, vlc_fourcc_t );
/* Buffers allocation callbacks for the decoders */
static aout_buffer_t *aout_new_buffer( decoder_t *, int );
-static void aout_del_buffer( decoder_t *, aout_buffer_t * );
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 subpicture_t *spu_new_buffer( decoder_t * );
+static subpicture_t *spu_new_buffer( decoder_t *, const subpicture_updater_t * );
static void spu_del_buffer( decoder_t *, subpicture_t * );
-static es_format_t null_es_format = {0};
-
struct decoder_owner_sys_t
{
- vlc_bool_t b_own_thread;
-
int64_t i_preroll_end;
input_thread_t *p_input;
-
- aout_instance_t *p_aout;
- aout_input_t *p_aout_input;
-
- vout_thread_t *p_vout;
+ input_resource_t*p_resource;
+ input_clock_t *p_clock;
+ int i_last_rate;
vout_thread_t *p_spu_vout;
int i_spu_channel;
+ int64_t i_spu_order;
sout_instance_t *p_sout;
sout_packetizer_input_t *p_sout_input;
+ vlc_thread_t thread;
+
/* Some decoders require already packetized data (ie. not truncated) */
decoder_t *p_packetizer;
+ bool b_packetizer;
/* Current format in use by the output */
video_format_t video;
audio_format_t audio;
es_format_t sout;
+ /* */
+ bool b_fmt_description;
+ es_format_t fmt_description;
+ vlc_meta_t *p_description;
+
/* fifo */
block_fifo_t *p_fifo;
+
+ /* Lock for communication with decoder thread */
+ vlc_mutex_t lock;
+ vlc_cond_t wait_request;
+ vlc_cond_t wait_acknowledge;
+
+ /* -- These variables need locking on write(only) -- */
+ audio_output_t *p_aout;
+
+ vout_thread_t *p_vout;
+
+ /* -- Theses variables need locking on read *and* write -- */
+ bool b_exit;
+
+ /* Pause */
+ bool b_paused;
+ struct
+ {
+ mtime_t i_date;
+ int i_ignore;
+ } pause;
+
+ /* Buffering */
+ bool b_buffering;
+ struct
+ {
+ bool b_first;
+ bool b_full;
+ int i_count;
+
+ picture_t *p_picture;
+ picture_t **pp_picture_next;
+
+ subpicture_t *p_subpic;
+ subpicture_t **pp_subpic_next;
+
+ aout_buffer_t *p_audio;
+ aout_buffer_t **pp_audio_next;
+
+ block_t *p_block;
+ block_t **pp_block_next;
+ } buffer;
+
+ /* Flushing */
+ bool b_flushing;
+
+ /* CC */
+ struct
+ {
+ bool b_supported;
+ bool pb_present[4];
+ decoder_t *pp_decoder[4];
+ } cc;
+
+ /* Delay */
+ mtime_t i_ts_delay;
};
+#define DECODER_MAX_BUFFERING_COUNT (4)
+#define DECODER_MAX_BUFFERING_AUDIO_DURATION (AOUT_MAX_PREPARE_TIME)
+#define DECODER_MAX_BUFFERING_VIDEO_DURATION (1*CLOCK_FREQ)
-/**
- * Spawns a new decoder thread
- *
- * \param p_input the input thread
- * \param p_es the es descriptor
- * \return the spawned decoder object
+/* Pictures which are DECODER_BOGUS_VIDEO_DELAY or more in advance probably have
+ * a bogus PTS and won't be displayed */
+#define DECODER_BOGUS_VIDEO_DELAY ((mtime_t)(DEFAULT_PTS_DELAY * 30))
+
+/* */
+#define DECODER_SPU_VOUT_WAIT_DURATION ((int)(0.200*CLOCK_FREQ))
+
+
+/*****************************************************************************
+ * Public functions
+ *****************************************************************************/
+picture_t *decoder_NewPicture( decoder_t *p_decoder )
+{
+ picture_t *p_picture = p_decoder->pf_vout_buffer_new( p_decoder );
+ if( !p_picture )
+ msg_Warn( p_decoder, "can't get output picture" );
+ return p_picture;
+}
+void decoder_DeletePicture( decoder_t *p_decoder, picture_t *p_picture )
+{
+ p_decoder->pf_vout_buffer_del( p_decoder, p_picture );
+}
+void decoder_LinkPicture( decoder_t *p_decoder, picture_t *p_picture )
+{
+ p_decoder->pf_picture_link( p_decoder, p_picture );
+}
+void decoder_UnlinkPicture( decoder_t *p_decoder, picture_t *p_picture )
+{
+ p_decoder->pf_picture_unlink( p_decoder, p_picture );
+}
+
+aout_buffer_t *decoder_NewAudioBuffer( decoder_t *p_decoder, int i_size )
+{
+ if( !p_decoder->pf_aout_buffer_new )
+ return NULL;
+ return p_decoder->pf_aout_buffer_new( p_decoder, i_size );
+}
+
+subpicture_t *decoder_NewSubpicture( decoder_t *p_decoder,
+ const subpicture_updater_t *p_dyn )
+{
+ subpicture_t *p_subpicture = p_decoder->pf_spu_buffer_new( p_decoder, p_dyn );
+ if( !p_subpicture )
+ msg_Warn( p_decoder, "can't get output subpicture" );
+ return p_subpicture;
+}
+
+void decoder_DeleteSubpicture( decoder_t *p_decoder, subpicture_t *p_subpicture )
+{
+ p_decoder->pf_spu_buffer_del( p_decoder, p_subpicture );
+}
+
+/* decoder_GetInputAttachments:
*/
-decoder_t *input_DecoderNew( input_thread_t *p_input,
- es_format_t *fmt, vlc_bool_t b_force_decoder )
+int decoder_GetInputAttachments( decoder_t *p_dec,
+ input_attachment_t ***ppp_attachment,
+ int *pi_attachment )
{
- decoder_t *p_dec = NULL;
- vlc_value_t val;
+ if( !p_dec->pf_get_attachments )
+ return VLC_EGENERIC;
- /* If we are in sout mode, search for packetizer module */
- if( p_input->p_sout && !b_force_decoder )
- {
- /* Create the decoder configuration structure */
- p_dec = CreateDecoder( p_input, fmt, VLC_OBJECT_PACKETIZER );
- if( p_dec == NULL )
- {
- msg_Err( p_input, "could not create packetizer" );
- intf_UserFatal( p_input, VLC_FALSE, _("Streaming / Transcoding failed"),
- _("VLC could not open the packetizer module.") );
- return NULL;
- }
- }
- else
+ return p_dec->pf_get_attachments( p_dec, ppp_attachment, pi_attachment );
+}
+/* decoder_GetDisplayDate:
+ */
+mtime_t decoder_GetDisplayDate( decoder_t *p_dec, mtime_t i_ts )
+{
+ if( !p_dec->pf_get_display_date )
+ return VLC_TS_INVALID;
+
+ return p_dec->pf_get_display_date( p_dec, i_ts );
+}
+/* decoder_GetDisplayRate:
+ */
+int decoder_GetDisplayRate( decoder_t *p_dec )
+{
+ if( !p_dec->pf_get_display_rate )
+ return INPUT_RATE_DEFAULT;
+
+ return p_dec->pf_get_display_rate( p_dec );
+}
+
+/* TODO: pass p_sout through p_resource? -- Courmisch */
+static decoder_t *decoder_New( vlc_object_t *p_parent, input_thread_t *p_input,
+ es_format_t *fmt, input_clock_t *p_clock,
+ input_resource_t *p_resource,
+ sout_instance_t *p_sout )
+{
+ decoder_t *p_dec = NULL;
+ const char *psz_type = p_sout ? N_("packetizer") : N_("decoder");
+ int i_priority;
+
+ /* Create the decoder configuration structure */
+ p_dec = CreateDecoder( p_parent, p_input, fmt,
+ p_sout != NULL, p_resource, p_sout );
+ if( p_dec == NULL )
{
- /* Create the decoder configuration structure */
- p_dec = CreateDecoder( p_input, fmt, VLC_OBJECT_DECODER );
- if( p_dec == NULL )
- {
- msg_Err( p_input, "could not create decoder" );
- intf_UserFatal( p_input, VLC_FALSE, _("Streaming / Transcoding failed"),
- _("VLC could not open the decoder module.") );
- return NULL;
- }
+ msg_Err( p_parent, "could not create %s", psz_type );
+ dialog_Fatal( p_parent, _("Streaming / Transcoding failed"),
+ _("VLC could not open the %s module."),
+ vlc_gettext( psz_type ) );
+ return NULL;
}
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->fmt_in.i_codec );
- intf_UserFatal( p_dec, VLC_FALSE, _("No suitable decoder module "
- "for format"), _("VLC probably does not support the `%4.4s' "
- "audio or video format. Unfortunately there is no way for you "
- "to fix this."), (char*)&p_dec->fmt_in.i_codec );
+ DecoderUnsupportedCodec( p_dec, fmt->i_codec );
DeleteDecoder( p_dec );
- vlc_object_destroy( p_dec );
return NULL;
}
- if( p_input->p_sout && p_input->input.b_can_pace_control &&
- !b_force_decoder )
- {
- msg_Dbg( p_input, "stream out mode -> no decoder thread" );
- p_dec->p_owner->b_own_thread = VLC_FALSE;
- }
+ p_dec->p_owner->p_clock = p_clock;
+ assert( p_dec->fmt_out.i_cat != UNKNOWN_ES );
+
+ if( p_dec->fmt_out.i_cat == AUDIO_ES )
+ i_priority = VLC_THREAD_PRIORITY_AUDIO;
else
- {
- var_Get( p_input, "minimize-threads", &val );
- p_dec->p_owner->b_own_thread = !val.b_bool;
- }
+ i_priority = VLC_THREAD_PRIORITY_VIDEO;
- if( p_dec->p_owner->b_own_thread )
+ /* Spawn the decoder thread */
+ if( vlc_clone( &p_dec->p_owner->thread, DecoderThread, p_dec, i_priority ) )
{
- int i_priority;
- if( fmt->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;
- }
+ msg_Err( p_dec, "cannot spawn decoder thread" );
+ module_unneed( p_dec, p_dec->p_module );
+ DeleteDecoder( p_dec );
+ return NULL;
}
return p_dec;
}
+
+/**
+ * Spawns a new decoder thread from the input thread
+ *
+ * \param p_input the input thread
+ * \param p_es the es descriptor
+ * \return the spawned decoder object
+ */
+decoder_t *input_DecoderNew( input_thread_t *p_input,
+ es_format_t *fmt, input_clock_t *p_clock,
+ sout_instance_t *p_sout )
+{
+ return decoder_New( VLC_OBJECT(p_input), p_input, fmt, p_clock,
+ p_input->p->p_resource, p_sout );
+}
+
+/**
+ * Spawn a decoder thread outside of the input thread.
+ */
+decoder_t *input_DecoderCreate( vlc_object_t *p_parent, es_format_t *fmt,
+ input_resource_t *p_resource )
+{
+ return decoder_New( p_parent, NULL, fmt, NULL, p_resource, NULL );
+}
+
+
/**
* Kills a decoder thread and waits until it's finished
*
*/
void input_DecoderDelete( decoder_t *p_dec )
{
- p_dec->b_die = VLC_TRUE;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- if( p_dec->p_owner->b_own_thread )
- {
- /* Make sure the thread leaves the function by
- * sending it an empty block. */
- block_t *p_block = block_New( p_dec, 0 );
- input_DecoderDecode( p_dec, p_block );
+ vlc_cancel( p_owner->thread );
- vlc_thread_join( p_dec );
+ /* Make sure we aren't paused/buffering/waiting/decoding anymore */
+ vlc_mutex_lock( &p_owner->lock );
+ const bool b_was_paused = p_owner->b_paused;
+ p_owner->b_paused = false;
+ p_owner->b_buffering = false;
+ p_owner->b_flushing = true;
+ p_owner->b_exit = true;
+ vlc_cond_signal( &p_owner->wait_request );
+ vlc_mutex_unlock( &p_owner->lock );
- /* Don't module_Unneed() here because of the dll loader that wants
- * close() in the same thread than open()/decode() */
- }
- else
- {
- /* Flush */
- input_DecoderDecode( p_dec, NULL );
+ vlc_join( p_owner->thread, NULL );
+ p_owner->b_paused = b_was_paused;
+
+ module_unneed( p_dec, p_dec->p_module );
- module_Unneed( p_dec, p_dec->p_module );
+ /* */
+ if( p_dec->p_owner->cc.b_supported )
+ {
+ int i;
+ for( i = 0; i < 4; i++ )
+ input_DecoderSetCcState( p_dec, false, i );
}
- /* Delete decoder configuration */
+ /* Delete decoder */
DeleteDecoder( p_dec );
-
- /* Delete the decoder */
- vlc_object_destroy( p_dec );
}
/**
* Put a block_t in the decoder's fifo.
+ * Thread-safe w.r.t. the decoder. May be a cancellation point.
*
* \param p_dec the decoder object
* \param p_block the data block
*/
-void input_DecoderDecode( decoder_t * p_dec, block_t *p_block )
+void input_DecoderDecode( decoder_t *p_dec, block_t *p_block, bool b_do_pace )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ if( b_do_pace )
+ {
+ /* The fifo is not consummed when buffering and so will
+ * deadlock vlc.
+ * There is no need to lock as b_buffering is never modify
+ * inside decoder thread. */
+ if( !p_owner->b_buffering )
+ block_FifoPace( p_owner->p_fifo, 10, SIZE_MAX );
+ }
+#ifdef __arm__
+ else if( block_FifoSize( p_owner->p_fifo ) > 50*1024*1024 /* 50 MiB */ )
+#else
+ else if( block_FifoSize( p_owner->p_fifo ) > 400*1024*1024 /* 400 MiB, ie ~ 50mb/s for 60s */ )
+#endif
+ {
+ /* FIXME: ideally we would check the time amount of data
+ * in the FIFO instead of its size. */
+ msg_Warn( p_dec, "decoder/packetizer fifo full (data not "
+ "consumed quickly enough), resetting fifo!" );
+ block_FifoEmpty( p_owner->p_fifo );
+ }
+
+ block_FifoPut( p_owner->p_fifo, p_block );
+}
+
+bool input_DecoderIsEmpty( decoder_t * p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ assert( !p_owner->b_buffering );
+
+ bool b_empty = block_FifoCount( p_dec->p_owner->p_fifo ) <= 0;
+ if( b_empty )
+ {
+ vlc_mutex_lock( &p_owner->lock );
+ /* TODO subtitles support */
+ if( p_dec->fmt_out.i_cat == VIDEO_ES && p_owner->p_vout )
+ b_empty = vout_IsEmpty( p_owner->p_vout );
+ else if( p_dec->fmt_out.i_cat == AUDIO_ES && p_owner->p_aout )
+ b_empty = aout_DecIsEmpty( p_owner->p_aout );
+ vlc_mutex_unlock( &p_owner->lock );
+ }
+ return b_empty;
+}
+
+void input_DecoderIsCcPresent( decoder_t *p_dec, bool pb_present[4] )
{
- if( p_dec->p_owner->b_own_thread )
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ int i;
+
+ vlc_mutex_lock( &p_owner->lock );
+ for( i = 0; i < 4; i++ )
+ pb_present[i] = p_owner->cc.pb_present[i];
+ vlc_mutex_unlock( &p_owner->lock );
+}
+int input_DecoderSetCcState( decoder_t *p_dec, bool b_decode, int i_channel )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ //msg_Warn( p_dec, "input_DecoderSetCcState: %d @%d", b_decode, i_channel );
+
+ if( i_channel < 0 || i_channel >= 4 || !p_owner->cc.pb_present[i_channel] )
+ return VLC_EGENERIC;
+
+ if( b_decode )
{
- if( p_dec->p_owner->p_input->b_out_pace_control )
+ static const vlc_fourcc_t fcc[4] = {
+ VLC_FOURCC('c', 'c', '1', ' '),
+ VLC_FOURCC('c', 'c', '2', ' '),
+ VLC_FOURCC('c', 'c', '3', ' '),
+ VLC_FOURCC('c', 'c', '4', ' '),
+ };
+ decoder_t *p_cc;
+ es_format_t fmt;
+
+ es_format_Init( &fmt, SPU_ES, fcc[i_channel] );
+ p_cc = CreateDecoder( VLC_OBJECT(p_dec), p_owner->p_input, &fmt,
+ false, p_owner->p_resource, p_owner->p_sout );
+ if( !p_cc )
{
- /* FIXME !!!!! */
- while( !p_dec->b_die && !p_dec->b_error &&
- p_dec->p_owner->p_fifo->i_depth > 10 )
- {
- msleep( 1000 );
- }
+ msg_Err( p_dec, "could not create decoder" );
+ dialog_Fatal( p_dec, _("Streaming / Transcoding failed"), "%s",
+ _("VLC could not open the decoder module.") );
+ return VLC_EGENERIC;
}
- else if( p_dec->p_owner->p_fifo->i_size > 50000000 /* 50 MB */ )
+ else if( !p_cc->p_module )
{
- /* FIXME: ideally we would check the time amount of data
- * in the fifo instead of its size. */
- msg_Warn( p_dec, "decoder/packetizer fifo full (data not "
- "consumed quickly enough), resetting fifo!" );
- block_FifoEmpty( p_dec->p_owner->p_fifo );
+ DecoderUnsupportedCodec( p_dec, fcc[i_channel] );
+ DeleteDecoder( p_cc );
+ return VLC_EGENERIC;
}
+ p_cc->p_owner->p_clock = p_owner->p_clock;
- block_FifoPut( p_dec->p_owner->p_fifo, p_block );
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->cc.pp_decoder[i_channel] = p_cc;
+ vlc_mutex_unlock( &p_owner->lock );
}
else
{
- if( p_dec->b_error || (p_block && p_block->i_buffer <= 0) )
- {
- if( p_block ) block_Release( p_block );
- }
- else
+ decoder_t *p_cc;
+
+ vlc_mutex_lock( &p_owner->lock );
+ p_cc = p_owner->cc.pp_decoder[i_channel];
+ p_owner->cc.pp_decoder[i_channel] = NULL;
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( p_cc )
{
- DecoderDecode( p_dec, p_block );
+ module_unneed( p_cc, p_cc->p_module );
+ DeleteDecoder( p_cc );
}
}
+ return VLC_SUCCESS;
+}
+int input_DecoderGetCcState( decoder_t *p_dec, bool *pb_decode, int i_channel )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ *pb_decode = false;
+ if( i_channel < 0 || i_channel >= 4 || !p_owner->cc.pb_present[i_channel] )
+ return VLC_EGENERIC;
+
+ vlc_mutex_lock( &p_owner->lock );
+ *pb_decode = p_owner->cc.pp_decoder[i_channel] != NULL;
+ vlc_mutex_unlock( &p_owner->lock );
+ return VLC_EGENERIC;
}
-void input_DecoderDiscontinuity( decoder_t * p_dec )
+void input_DecoderChangePause( decoder_t *p_dec, bool b_paused, mtime_t i_date )
{
- block_t *p_null;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- /* Empty the fifo */
- if( p_dec->p_owner->b_own_thread )
- {
- block_FifoEmpty( p_dec->p_owner->p_fifo );
- }
+ vlc_mutex_lock( &p_owner->lock );
- /* Send a special block */
- p_null = block_New( p_dec, 128 );
- p_null->i_flags |= BLOCK_FLAG_DISCONTINUITY;
- memset( p_null->p_buffer, 0, p_null->i_buffer );
+ assert( !p_owner->b_paused || !b_paused );
+
+ p_owner->b_paused = b_paused;
+ p_owner->pause.i_date = i_date;
+ p_owner->pause.i_ignore = 0;
+ vlc_cond_signal( &p_owner->wait_request );
+
+ DecoderOutputChangePause( p_dec, b_paused, i_date );
- input_DecoderDecode( p_dec, p_null );
+ vlc_mutex_unlock( &p_owner->lock );
}
-vlc_bool_t input_DecoderEmpty( decoder_t * p_dec )
+void input_DecoderChangeDelay( decoder_t *p_dec, mtime_t i_delay )
{
- if( p_dec->p_owner->b_own_thread && p_dec->p_owner->p_fifo->i_depth > 0 )
- {
- return VLC_FALSE;
- }
- return VLC_TRUE;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->i_ts_delay = i_delay;
+ vlc_mutex_unlock( &p_owner->lock );
+}
+
+void input_DecoderStartBuffering( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ DecoderFlush( p_dec );
+
+ p_owner->buffer.b_first = true;
+ p_owner->buffer.b_full = false;
+ p_owner->buffer.i_count = 0;
+
+ assert( !p_owner->buffer.p_picture && !p_owner->buffer.p_subpic &&
+ !p_owner->buffer.p_audio && !p_owner->buffer.p_block );
+
+ p_owner->buffer.p_picture = NULL;
+ p_owner->buffer.pp_picture_next = &p_owner->buffer.p_picture;
+
+ p_owner->buffer.p_subpic = NULL;
+ p_owner->buffer.pp_subpic_next = &p_owner->buffer.p_subpic;
+
+ p_owner->buffer.p_audio = NULL;
+ p_owner->buffer.pp_audio_next = &p_owner->buffer.p_audio;
+
+ p_owner->buffer.p_block = NULL;
+ p_owner->buffer.pp_block_next = &p_owner->buffer.p_block;
+
+
+ p_owner->b_buffering = true;
+
+ vlc_cond_signal( &p_owner->wait_request );
+
+ vlc_mutex_unlock( &p_owner->lock );
}
-void input_DecoderPreroll( decoder_t *p_dec, int64_t i_preroll_end )
+void input_DecoderStopBuffering( decoder_t *p_dec )
{
- p_dec->p_owner->i_preroll_end = i_preroll_end;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ p_owner->b_buffering = false;
+
+ vlc_cond_signal( &p_owner->wait_request );
+
+ vlc_mutex_unlock( &p_owner->lock );
}
-#if 0
-/**
- * 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 )
+void input_DecoderWaitBuffering( decoder_t *p_dec )
{
-#if 0
- block_t *p_block = block_New( p_input, PADDING_PACKET_SIZE );
- if( p_block )
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ while( p_owner->b_buffering && !p_owner->buffer.b_full )
{
- memset( p_block->p_buffer, 0, PADDING_PACKET_SIZE );
- p_block->i_flags |= BLOCK_FLAG_DISCONTINUITY;
+ block_FifoWake( p_owner->p_fifo );
+ vlc_cond_wait( &p_owner->wait_acknowledge, &p_owner->lock );
+ }
+
+ vlc_mutex_unlock( &p_owner->lock );
+}
+
+void input_DecoderFrameNext( decoder_t *p_dec, mtime_t *pi_duration )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ *pi_duration = 0;
- block_FifoPut( p_es->p_dec->p_owner->p_fifo, p_block );
+ vlc_mutex_lock( &p_owner->lock );
+ if( p_dec->fmt_out.i_cat == VIDEO_ES )
+ {
+ if( p_owner->b_paused && p_owner->p_vout )
+ {
+ vout_NextPicture( p_owner->p_vout, pi_duration );
+ p_owner->pause.i_ignore++;
+ vlc_cond_signal( &p_owner->wait_request );
+ }
}
-#endif
+ else
+ {
+ /* TODO subtitle should not be flushed */
+ DecoderFlush( p_dec );
+ }
+ vlc_mutex_unlock( &p_owner->lock );
}
-/**
- * Send a NULL packet to the decoders
- *
- * \param p_input the input thread
- * \return nothing
- */
-void input_EscapeDiscontinuity( input_thread_t * p_input )
+bool input_DecoderHasFormatChanged( decoder_t *p_dec, es_format_t *p_fmt, vlc_meta_t **pp_meta )
{
-#if 0
- unsigned int i_es, i;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ bool b_changed;
- for( i_es = 0; i_es < p_input->stream.i_selected_es_number; i_es++ )
+ vlc_mutex_lock( &p_owner->lock );
+ b_changed = p_owner->b_fmt_description;
+ if( b_changed )
{
- es_descriptor_t * p_es = p_input->stream.pp_selected_es[i_es];
+ if( p_fmt )
+ es_format_Copy( p_fmt, &p_owner->fmt_description );
- if( p_es->p_dec != NULL )
+ if( pp_meta )
{
- for( i = 0; i < PADDING_PACKET_NUMBER; i++ )
+ *pp_meta = NULL;
+ if( p_owner->p_description )
{
- input_NullPacket( p_input, p_es );
+ *pp_meta = vlc_meta_New();
+ if( *pp_meta )
+ vlc_meta_Merge( *pp_meta, p_owner->p_description );
}
}
+ p_owner->b_fmt_description = false;
}
-#endif
+ vlc_mutex_unlock( &p_owner->lock );
+ return b_changed;
+}
+
+size_t input_DecoderGetFifoSize( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ return block_FifoSize( p_owner->p_fifo );
+}
+
+void input_DecoderGetObjects( decoder_t *p_dec,
+ vout_thread_t **pp_vout, audio_output_t **pp_aout )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+ if( pp_vout )
+ *pp_vout = p_owner->p_vout ? vlc_object_hold( p_owner->p_vout ) : NULL;
+ if( pp_aout )
+ *pp_aout = p_owner->p_aout ? vlc_object_hold( p_owner->p_aout ) : NULL;
+ vlc_mutex_unlock( &p_owner->lock );
+}
+
+/*****************************************************************************
+ * Internal functions
+ *****************************************************************************/
+static int DecoderGetInputAttachments( decoder_t *p_dec,
+ input_attachment_t ***ppp_attachment,
+ int *pi_attachment )
+{
+ input_thread_t *p_input = p_dec->p_owner->p_input;
+
+ if( unlikely(p_input == NULL) )
+ return VLC_ENOOBJ;
+ return input_Control( p_input, INPUT_GET_ATTACHMENTS,
+ ppp_attachment, pi_attachment );
+}
+static mtime_t DecoderGetDisplayDate( decoder_t *p_dec, mtime_t i_ts )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+ if( p_owner->b_buffering || p_owner->b_paused )
+ i_ts = VLC_TS_INVALID;
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( !p_owner->p_clock || i_ts <= VLC_TS_INVALID )
+ return i_ts;
+
+ if( input_clock_ConvertTS( p_owner->p_clock, NULL, &i_ts, NULL, INT64_MAX ) )
+ return VLC_TS_INVALID;
+
+ return i_ts;
+}
+static int DecoderGetDisplayRate( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ if( !p_owner->p_clock )
+ return INPUT_RATE_DEFAULT;
+ return input_clock_GetRate( p_owner->p_clock );
+}
+
+/* */
+static void DecoderUnsupportedCodec( decoder_t *p_dec, vlc_fourcc_t codec )
+{
+ msg_Err( p_dec, "no suitable decoder module for fourcc `%4.4s'. "
+ "VLC probably does not support this sound or video format.",
+ (char*)&codec );
+ dialog_Fatal( p_dec, _("No suitable decoder module"),
+ _("VLC does not support the audio or video format \"%4.4s\". "
+ "Unfortunately there is no way for you to fix this."),
+ (char*)&codec );
}
+
/**
- * Send a NULL packet to the audio decoders
+ * Create a decoder object
*
* \param p_input the input thread
- * \return nothing
+ * \param p_es the es descriptor
+ * \param b_packetizer instead of a decoder
+ * \return the decoder object
+ */
+static decoder_t * CreateDecoder( vlc_object_t *p_parent,
+ input_thread_t *p_input,
+ es_format_t *fmt, bool b_packetizer,
+ input_resource_t *p_resource,
+ sout_instance_t *p_sout )
+{
+ decoder_t *p_dec;
+ decoder_owner_sys_t *p_owner;
+ es_format_t null_es_format;
+
+ p_dec = vlc_custom_create( p_parent, sizeof( *p_dec ), "decoder" );
+ if( p_dec == NULL )
+ return NULL;
+
+ p_dec->pf_decode_audio = NULL;
+ p_dec->pf_decode_video = NULL;
+ p_dec->pf_decode_sub = NULL;
+ p_dec->pf_get_cc = NULL;
+ p_dec->pf_packetize = NULL;
+
+ /* Initialize the decoder */
+ p_dec->p_module = NULL;
+
+ memset( &null_es_format, 0, sizeof(es_format_t) );
+ es_format_Copy( &p_dec->fmt_in, fmt );
+ es_format_Copy( &p_dec->fmt_out, &null_es_format );
+
+ p_dec->p_description = NULL;
+
+ /* Allocate our private structure for the decoder */
+ p_dec->p_owner = p_owner = malloc( sizeof( decoder_owner_sys_t ) );
+ if( unlikely(p_owner == NULL) )
+ {
+ vlc_object_release( p_dec );
+ return NULL;
+ }
+ p_owner->i_preroll_end = VLC_TS_INVALID;
+ p_owner->i_last_rate = INPUT_RATE_DEFAULT;
+ p_owner->p_input = p_input;
+ p_owner->p_resource = p_resource;
+ p_owner->p_aout = NULL;
+ p_owner->p_vout = NULL;
+ p_owner->p_spu_vout = NULL;
+ p_owner->i_spu_channel = 0;
+ p_owner->i_spu_order = 0;
+ p_owner->p_sout = p_sout;
+ p_owner->p_sout_input = NULL;
+ p_owner->p_packetizer = NULL;
+ p_owner->b_packetizer = b_packetizer;
+
+ /* decoder fifo */
+ p_owner->p_fifo = block_FifoNew();
+ if( unlikely(p_owner->p_fifo == NULL) )
+ {
+ free( p_owner );
+ vlc_object_release( p_dec );
+ return NULL;
+ }
+
+ /* Set buffers allocation callbacks for the decoders */
+ p_dec->pf_aout_buffer_new = aout_new_buffer;
+ p_dec->pf_vout_buffer_new = vout_new_buffer;
+ p_dec->pf_vout_buffer_del = vout_del_buffer;
+ p_dec->pf_picture_link = vout_link_picture;
+ p_dec->pf_picture_unlink = vout_unlink_picture;
+ p_dec->pf_spu_buffer_new = spu_new_buffer;
+ p_dec->pf_spu_buffer_del = spu_del_buffer;
+ /* */
+ p_dec->pf_get_attachments = DecoderGetInputAttachments;
+ p_dec->pf_get_display_date = DecoderGetDisplayDate;
+ p_dec->pf_get_display_rate = DecoderGetDisplayRate;
+
+ /* Find a suitable decoder/packetizer module */
+ if( !b_packetizer )
+ p_dec->p_module = module_need( p_dec, "decoder", "$codec", false );
+ else
+ p_dec->p_module = module_need( p_dec, "packetizer", "$packetizer", false );
+
+ /* Check if decoder requires already packetized data */
+ if( !b_packetizer &&
+ p_dec->b_need_packetized && !p_dec->fmt_in.b_packetized )
+ {
+ p_owner->p_packetizer =
+ vlc_custom_create( p_parent, sizeof( decoder_t ), "packetizer" );
+ if( p_owner->p_packetizer )
+ {
+ es_format_Copy( &p_owner->p_packetizer->fmt_in,
+ &p_dec->fmt_in );
+
+ es_format_Copy( &p_owner->p_packetizer->fmt_out,
+ &null_es_format );
+
+ p_owner->p_packetizer->p_module =
+ module_need( p_owner->p_packetizer,
+ "packetizer", "$packetizer", false );
+
+ if( !p_owner->p_packetizer->p_module )
+ {
+ es_format_Clean( &p_owner->p_packetizer->fmt_in );
+ vlc_object_release( p_owner->p_packetizer );
+ }
+ }
+ }
+
+ /* Copy ourself the input replay gain */
+ if( fmt->i_cat == AUDIO_ES )
+ {
+ for( unsigned i = 0; i < AUDIO_REPLAY_GAIN_MAX; i++ )
+ {
+ if( !p_dec->fmt_out.audio_replay_gain.pb_peak[i] )
+ {
+ p_dec->fmt_out.audio_replay_gain.pb_peak[i] = fmt->audio_replay_gain.pb_peak[i];
+ p_dec->fmt_out.audio_replay_gain.pf_peak[i] = fmt->audio_replay_gain.pf_peak[i];
+ }
+ if( !p_dec->fmt_out.audio_replay_gain.pb_gain[i] )
+ {
+ p_dec->fmt_out.audio_replay_gain.pb_gain[i] = fmt->audio_replay_gain.pb_gain[i];
+ p_dec->fmt_out.audio_replay_gain.pf_gain[i] = fmt->audio_replay_gain.pf_gain[i];
+ }
+ }
+ }
+
+ /* */
+ vlc_mutex_init( &p_owner->lock );
+ vlc_cond_init( &p_owner->wait_request );
+ vlc_cond_init( &p_owner->wait_acknowledge );
+
+ p_owner->b_fmt_description = false;
+ es_format_Init( &p_owner->fmt_description, UNKNOWN_ES, 0 );
+ p_owner->p_description = NULL;
+
+ p_owner->b_exit = false;
+
+ p_owner->b_paused = false;
+ p_owner->pause.i_date = VLC_TS_INVALID;
+ p_owner->pause.i_ignore = 0;
+
+ p_owner->b_buffering = false;
+ p_owner->buffer.b_first = true;
+ p_owner->buffer.b_full = false;
+ p_owner->buffer.i_count = 0;
+ p_owner->buffer.p_picture = NULL;
+ p_owner->buffer.p_subpic = NULL;
+ p_owner->buffer.p_audio = NULL;
+ p_owner->buffer.p_block = NULL;
+
+ p_owner->b_flushing = false;
+
+ /* */
+ p_owner->cc.b_supported = false;
+ if( !b_packetizer )
+ {
+ if( p_owner->p_packetizer && p_owner->p_packetizer->pf_get_cc )
+ p_owner->cc.b_supported = true;
+ if( p_dec->pf_get_cc )
+ p_owner->cc.b_supported = true;
+ }
+
+ for( unsigned i = 0; i < 4; i++ )
+ {
+ p_owner->cc.pb_present[i] = false;
+ p_owner->cc.pp_decoder[i] = NULL;
+ }
+ p_owner->i_ts_delay = 0;
+ return p_dec;
+}
+
+/**
+ * The decoding main loop
+ *
+ * \param p_dec the decoder
+ */
+static void *DecoderThread( void *p_data )
+{
+ decoder_t *p_dec = (decoder_t *)p_data;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ /* The decoder's main loop */
+ for( ;; )
+ {
+ block_t *p_block = block_FifoGet( p_owner->p_fifo );
+
+ /* Make sure there is no cancellation point other than this one^^.
+ * If you need one, be sure to push cleanup of p_block. */
+ DecoderSignalBuffering( p_dec, p_block == NULL );
+
+ if( p_block )
+ {
+ int canc = vlc_savecancel();
+
+ if( p_block->i_flags & BLOCK_FLAG_CORE_EOS )
+ {
+ /* calling DecoderProcess() with NULL block will make
+ * decoders/packetizers flush their buffers */
+ block_Release( p_block );
+ p_block = NULL;
+ }
+
+ if( p_dec->b_error )
+ DecoderError( p_dec, p_block );
+ else
+ DecoderProcess( p_dec, p_block );
+
+ vlc_restorecancel( canc );
+ }
+ }
+ return NULL;
+}
+
+static block_t *DecoderBlockFlushNew()
+{
+ block_t *p_null = block_Alloc( 128 );
+ if( !p_null )
+ return NULL;
+
+ p_null->i_flags |= BLOCK_FLAG_DISCONTINUITY |
+ BLOCK_FLAG_CORRUPTED |
+ BLOCK_FLAG_CORE_FLUSH;
+ memset( p_null->p_buffer, 0, p_null->i_buffer );
+
+ return p_null;
+}
+
+static void DecoderFlush( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_assert_locked( &p_owner->lock );
+
+ /* Empty the fifo */
+ block_FifoEmpty( p_owner->p_fifo );
+
+ /* Monitor for flush end */
+ p_owner->b_flushing = true;
+ vlc_cond_signal( &p_owner->wait_request );
+
+ /* Send a special block */
+ block_t *p_null = DecoderBlockFlushNew();
+ if( !p_null )
+ return;
+ input_DecoderDecode( p_dec, p_null, false );
+
+ /* */
+ while( p_owner->b_flushing )
+ vlc_cond_wait( &p_owner->wait_acknowledge, &p_owner->lock );
+}
+
+static void DecoderSignalBuffering( decoder_t *p_dec, bool b_full )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ if( p_owner->b_buffering )
+ {
+ if( b_full )
+ p_owner->buffer.b_full = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+
+ vlc_mutex_unlock( &p_owner->lock );
+}
+
+static bool DecoderIsFlushing( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ bool b_flushing;
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ b_flushing = p_owner->b_flushing;
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ return b_flushing;
+}
+
+static void DecoderWaitUnblock( decoder_t *p_dec, bool *pb_reject )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_assert_locked( &p_owner->lock );
+
+ while( !p_owner->b_flushing )
+ {
+ if( p_owner->b_paused )
+ {
+ if( p_owner->b_buffering && !p_owner->buffer.b_full )
+ break;
+ if( p_owner->pause.i_ignore > 0 )
+ {
+ p_owner->pause.i_ignore--;
+ break;
+ }
+ }
+ else
+ {
+ if( !p_owner->b_buffering || !p_owner->buffer.b_full )
+ break;
+ }
+ vlc_cond_wait( &p_owner->wait_request, &p_owner->lock );
+ }
+
+ if( pb_reject )
+ *pb_reject = p_owner->b_flushing;
+}
+
+static void DecoderOutputChangePause( decoder_t *p_dec, bool b_paused, mtime_t i_date )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_assert_locked( &p_owner->lock );
+
+ /* XXX only audio and video output have to be paused.
+ * - for sout it is useless
+ * - for subs, it is done by the vout
+ */
+ if( p_dec->fmt_out.i_cat == AUDIO_ES )
+ {
+ if( p_owner->p_aout )
+ aout_DecChangePause( p_owner->p_aout, b_paused, i_date );
+ }
+ else if( p_dec->fmt_out.i_cat == VIDEO_ES )
+ {
+ if( p_owner->p_vout )
+ vout_ChangePause( p_owner->p_vout, b_paused, i_date );
+ }
+}
+static inline void DecoderUpdatePreroll( int64_t *pi_preroll, const block_t *p )
+{
+ if( p->i_flags & (BLOCK_FLAG_PREROLL|BLOCK_FLAG_DISCONTINUITY) )
+ *pi_preroll = INT64_MAX;
+ else if( p->i_dts > VLC_TS_INVALID )
+ *pi_preroll = __MIN( *pi_preroll, p->i_dts );
+ else if( p->i_pts > VLC_TS_INVALID )
+ *pi_preroll = __MIN( *pi_preroll, p->i_pts );
+}
+
+static mtime_t DecoderTeletextFixTs( mtime_t i_ts )
+{
+ mtime_t current_date = mdate();
+
+ /* FIXME I don't really like that, es_out SHOULD do it using the video pts */
+ if( i_ts <= VLC_TS_INVALID || i_ts > current_date + 10000000 || i_ts < current_date )
+ {
+ /* ETSI EN 300 472 Annex A : do not take into account the PTS
+ * for teletext streams. */
+ return current_date + 400000;
+ }
+ return i_ts;
+}
+
+static void DecoderFixTs( decoder_t *p_dec, mtime_t *pi_ts0, mtime_t *pi_ts1,
+ mtime_t *pi_duration, int *pi_rate, mtime_t i_ts_bound, bool b_telx )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ input_clock_t *p_clock = p_owner->p_clock;
+
+ vlc_assert_locked( &p_owner->lock );
+
+ const mtime_t i_es_delay = p_owner->i_ts_delay;
+
+ if( p_clock )
+ {
+ const bool b_ephemere = pi_ts1 && *pi_ts0 == *pi_ts1;
+ int i_rate;
+
+ if( *pi_ts0 > VLC_TS_INVALID )
+ {
+ *pi_ts0 += i_es_delay;
+ if( pi_ts1 && *pi_ts1 > VLC_TS_INVALID )
+ *pi_ts1 += i_es_delay;
+ if( input_clock_ConvertTS( p_clock, &i_rate, pi_ts0, pi_ts1, i_ts_bound ) )
+ *pi_ts0 = VLC_TS_INVALID;
+ }
+ else
+ {
+ i_rate = input_clock_GetRate( p_clock );
+ }
+
+ /* Do not create ephemere data because of rounding errors */
+ if( !b_ephemere && pi_ts1 && *pi_ts0 == *pi_ts1 )
+ *pi_ts1 += 1;
+
+ if( pi_duration )
+ *pi_duration = ( *pi_duration * i_rate +
+ INPUT_RATE_DEFAULT-1 ) / INPUT_RATE_DEFAULT;
+
+ if( pi_rate )
+ *pi_rate = i_rate;
+
+ if( b_telx )
+ {
+ *pi_ts0 = DecoderTeletextFixTs( *pi_ts0 );
+ if( pi_ts1 && *pi_ts1 <= VLC_TS_INVALID )
+ *pi_ts1 = *pi_ts0;
+ }
+ }
+}
+
+static bool DecoderIsExitRequested( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+ bool b_exit = p_owner->b_exit;
+ vlc_mutex_unlock( &p_owner->lock );
+
+ return b_exit;
+}
+
+/**
+ * If *pb_reject, it does nothing, otherwise it waits for the given
+ * deadline or a flush request (in which case it set *pi_reject to true.
+ */
+static void DecoderWaitDate( decoder_t *p_dec,
+ bool *pb_reject, mtime_t i_deadline )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ if( *pb_reject || i_deadline < 0 )
+ return;
+
+ for( ;; )
+ {
+ vlc_mutex_lock( &p_owner->lock );
+ if( p_owner->b_flushing || p_owner->b_exit )
+ {
+ *pb_reject = true;
+ vlc_mutex_unlock( &p_owner->lock );
+ break;
+ }
+ int i_ret = vlc_cond_timedwait( &p_owner->wait_request, &p_owner->lock,
+ i_deadline );
+ vlc_mutex_unlock( &p_owner->lock );
+ if( i_ret )
+ break;
+ }
+}
+
+static void DecoderPlayAudio( decoder_t *p_dec, aout_buffer_t *p_audio,
+ int *pi_played_sum, int *pi_lost_sum )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ audio_output_t *p_aout = p_owner->p_aout;
+
+ /* */
+ if( p_audio->i_pts <= VLC_TS_INVALID ) // FIXME --VLC_TS_INVALID verify audio_output/*
+ {
+ msg_Warn( p_dec, "non-dated audio buffer received" );
+ *pi_lost_sum += 1;
+ aout_BufferFree( p_audio );
+ return;
+ }
+
+ /* */
+ vlc_mutex_lock( &p_owner->lock );
+
+ if( p_owner->b_buffering || p_owner->buffer.p_audio )
+ {
+ p_audio->p_next = NULL;
+
+ *p_owner->buffer.pp_audio_next = p_audio;
+ p_owner->buffer.pp_audio_next = &p_audio->p_next;
+
+ p_owner->buffer.i_count++;
+ if( p_owner->buffer.i_count > DECODER_MAX_BUFFERING_COUNT ||
+ p_audio->i_pts - p_owner->buffer.p_audio->i_pts > DECODER_MAX_BUFFERING_AUDIO_DURATION )
+ {
+ p_owner->buffer.b_full = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+ }
+
+ for( ;; )
+ {
+ bool b_has_more = false;
+ bool b_reject;
+ DecoderWaitUnblock( p_dec, &b_reject );
+
+ if( p_owner->b_buffering )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ return;
+ }
+
+ /* */
+ if( p_owner->buffer.p_audio )
+ {
+ p_audio = p_owner->buffer.p_audio;
+
+ p_owner->buffer.p_audio = p_audio->p_next;
+ p_owner->buffer.i_count--;
+
+ b_has_more = p_owner->buffer.p_audio != NULL;
+ if( !b_has_more )
+ p_owner->buffer.pp_audio_next = &p_owner->buffer.p_audio;
+ }
+
+ /* */
+ const bool b_dated = p_audio->i_pts > VLC_TS_INVALID;
+ int i_rate = INPUT_RATE_DEFAULT;
+
+ DecoderFixTs( p_dec, &p_audio->i_pts, NULL, &p_audio->i_length,
+ &i_rate, AOUT_MAX_ADVANCE_TIME, false );
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( !p_aout ||
+ p_audio->i_pts <= VLC_TS_INVALID ||
+ i_rate < INPUT_RATE_DEFAULT/AOUT_MAX_INPUT_RATE ||
+ i_rate > INPUT_RATE_DEFAULT*AOUT_MAX_INPUT_RATE )
+ b_reject = true;
+
+ DecoderWaitDate( p_dec, &b_reject,
+ p_audio->i_pts - AOUT_MAX_PREPARE_TIME );
+
+ if( !b_reject )
+ {
+ if( !aout_DecPlay( p_aout, p_audio, i_rate ) )
+ *pi_played_sum += 1;
+ *pi_lost_sum += aout_DecGetResetLost( p_aout );
+ }
+ else
+ {
+ if( b_dated )
+ msg_Warn( p_dec, "received buffer in the future" );
+ else
+ msg_Warn( p_dec, "non-dated audio buffer received" );
+
+ *pi_lost_sum += 1;
+ aout_BufferFree( p_audio );
+ }
+
+ if( !b_has_more )
+ break;
+
+ vlc_mutex_lock( &p_owner->lock );
+ if( !p_owner->buffer.p_audio )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ break;
+ }
+ }
+}
+
+static void DecoderDecodeAudio( decoder_t *p_dec, block_t *p_block )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ aout_buffer_t *p_aout_buf;
+ int i_decoded = 0;
+ int i_lost = 0;
+ int i_played = 0;
+
+ while( (p_aout_buf = p_dec->pf_decode_audio( p_dec, &p_block )) )
+ {
+ audio_output_t *p_aout = p_owner->p_aout;
+
+ if( DecoderIsExitRequested( p_dec ) )
+ {
+ /* It prevent freezing VLC in case of broken decoder */
+ aout_DecDeleteBuffer( p_aout, p_aout_buf );
+ if( p_block )
+ block_Release( p_block );
+ break;
+ }
+ i_decoded++;
+
+ if( p_owner->i_preroll_end > VLC_TS_INVALID &&
+ p_aout_buf->i_pts < p_owner->i_preroll_end )
+ {
+ aout_DecDeleteBuffer( p_aout, p_aout_buf );
+ continue;
+ }
+
+ if( p_owner->i_preroll_end > VLC_TS_INVALID )
+ {
+ msg_Dbg( p_dec, "End of audio preroll" );
+ if( p_owner->p_aout )
+ aout_DecFlush( p_owner->p_aout );
+ /* */
+ p_owner->i_preroll_end = VLC_TS_INVALID;
+ }
+
+ DecoderPlayAudio( p_dec, p_aout_buf, &i_played, &i_lost );
+ }
+
+ /* Update ugly stat */
+ input_thread_t *p_input = p_owner->p_input;
+
+ if( p_input != NULL && (i_decoded > 0 || i_lost > 0 || i_played > 0) )
+ {
+ vlc_mutex_lock( &p_input->p->counters.counters_lock);
+
+ stats_UpdateInteger( p_dec, p_input->p->counters.p_lost_abuffers,
+ i_lost, NULL );
+ stats_UpdateInteger( p_dec, p_input->p->counters.p_played_abuffers,
+ i_played, NULL );
+ stats_UpdateInteger( p_dec, p_input->p->counters.p_decoded_audio,
+ i_decoded, NULL );
+
+ vlc_mutex_unlock( &p_input->p->counters.counters_lock);
+ }
+}
+static void DecoderGetCc( decoder_t *p_dec, decoder_t *p_dec_cc )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ block_t *p_cc;
+ bool pb_present[4];
+ bool b_processed = false;
+ int i;
+ int i_cc_decoder;
+
+ assert( p_dec_cc->pf_get_cc != NULL );
+
+ /* Do not try retreiving CC if not wanted (sout) or cannot be retreived */
+ if( !p_owner->cc.b_supported )
+ return;
+
+ p_cc = p_dec_cc->pf_get_cc( p_dec_cc, pb_present );
+ if( !p_cc )
+ return;
+
+ vlc_mutex_lock( &p_owner->lock );
+ for( i = 0, i_cc_decoder = 0; i < 4; i++ )
+ {
+ p_owner->cc.pb_present[i] |= pb_present[i];
+ if( p_owner->cc.pp_decoder[i] )
+ i_cc_decoder++;
+ }
+
+ for( i = 0; i < 4; i++ )
+ {
+ if( !p_owner->cc.pp_decoder[i] )
+ continue;
+
+ if( i_cc_decoder > 1 )
+ DecoderProcess( p_owner->cc.pp_decoder[i], block_Duplicate( p_cc ) );
+ else
+ DecoderProcess( p_owner->cc.pp_decoder[i], p_cc );
+ i_cc_decoder--;
+ b_processed = true;
+ }
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( !b_processed )
+ block_Release( p_cc );
+}
+
+static void DecoderPlayVideo( decoder_t *p_dec, picture_t *p_picture,
+ int *pi_played_sum, int *pi_lost_sum )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ vout_thread_t *p_vout = p_owner->p_vout;
+ bool b_first_buffered;
+
+ if( p_picture->date <= VLC_TS_INVALID )
+ {
+ msg_Warn( p_dec, "non-dated video buffer received" );
+ *pi_lost_sum += 1;
+ vout_ReleasePicture( p_vout, p_picture );
+ return;
+ }
+
+ /* */
+ vlc_mutex_lock( &p_owner->lock );
+
+ if( ( p_owner->b_buffering && !p_owner->buffer.b_first ) || p_owner->buffer.p_picture )
+ {
+ p_picture->p_next = NULL;
+
+ *p_owner->buffer.pp_picture_next = p_picture;
+ p_owner->buffer.pp_picture_next = &p_picture->p_next;
+
+ p_owner->buffer.i_count++;
+ if( p_owner->buffer.i_count > DECODER_MAX_BUFFERING_COUNT ||
+ p_picture->date - p_owner->buffer.p_picture->date > DECODER_MAX_BUFFERING_VIDEO_DURATION )
+ {
+ p_owner->buffer.b_full = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+ }
+ b_first_buffered = p_owner->buffer.p_picture != NULL;
+
+ for( ;; b_first_buffered = false )
+ {
+ bool b_has_more = false;
+
+ bool b_reject;
+
+ DecoderWaitUnblock( p_dec, &b_reject );
+
+ if( p_owner->b_buffering && !p_owner->buffer.b_first )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ return;
+ }
+ bool b_buffering_first = p_owner->b_buffering;
+
+ /* */
+ if( p_owner->buffer.p_picture )
+ {
+ p_picture = p_owner->buffer.p_picture;
+
+ p_owner->buffer.p_picture = p_picture->p_next;
+ p_owner->buffer.i_count--;
+
+ b_has_more = p_owner->buffer.p_picture != NULL;
+ if( !b_has_more )
+ p_owner->buffer.pp_picture_next = &p_owner->buffer.p_picture;
+ }
+
+ /* */
+ if( b_buffering_first )
+ {
+ assert( p_owner->buffer.b_first );
+ assert( !p_owner->buffer.i_count );
+ msg_Dbg( p_dec, "Received first picture" );
+ p_owner->buffer.b_first = false;
+ p_picture->b_force = true;
+ }
+
+ const bool b_dated = p_picture->date > VLC_TS_INVALID;
+ int i_rate = INPUT_RATE_DEFAULT;
+ DecoderFixTs( p_dec, &p_picture->date, NULL, NULL,
+ &i_rate, DECODER_BOGUS_VIDEO_DELAY, false );
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ /* */
+ if( !p_picture->b_force && p_picture->date <= VLC_TS_INVALID ) // FIXME --VLC_TS_INVALID verify video_output/*
+ b_reject = true;
+
+ if( !b_reject )
+ {
+ if( i_rate != p_owner->i_last_rate || b_first_buffered )
+ {
+ /* Be sure to not display old picture after our own */
+ vout_Flush( p_vout, p_picture->date );
+ p_owner->i_last_rate = i_rate;
+ }
+ vout_PutPicture( p_vout, p_picture );
+ }
+ else
+ {
+ if( b_dated )
+ msg_Warn( p_dec, "early picture skipped" );
+ else
+ msg_Warn( p_dec, "non-dated video buffer received" );
+
+ *pi_lost_sum += 1;
+ vout_ReleasePicture( p_vout, p_picture );
+ }
+ int i_tmp_display;
+ int i_tmp_lost;
+ vout_GetResetStatistic( p_vout, &i_tmp_display, &i_tmp_lost );
+
+ *pi_played_sum += i_tmp_display;
+ *pi_lost_sum += i_tmp_lost;
+
+ if( !b_has_more || b_buffering_first )
+ break;
+
+ vlc_mutex_lock( &p_owner->lock );
+ if( !p_owner->buffer.p_picture )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ break;
+ }
+ }
+}
+
+static void DecoderDecodeVideo( decoder_t *p_dec, block_t *p_block )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ picture_t *p_pic;
+ int i_lost = 0;
+ int i_decoded = 0;
+ int i_displayed = 0;
+
+ while( (p_pic = p_dec->pf_decode_video( p_dec, &p_block )) )
+ {
+ vout_thread_t *p_vout = p_owner->p_vout;
+ if( DecoderIsExitRequested( p_dec ) )
+ {
+ /* It prevent freezing VLC in case of broken decoder */
+ vout_ReleasePicture( p_vout, p_pic );
+ if( p_block )
+ block_Release( p_block );
+ break;
+ }
+
+ i_decoded++;
+
+ if( p_owner->i_preroll_end > VLC_TS_INVALID && p_pic->date < p_owner->i_preroll_end )
+ {
+ vout_ReleasePicture( p_vout, p_pic );
+ continue;
+ }
+
+ if( p_owner->i_preroll_end > VLC_TS_INVALID )
+ {
+ msg_Dbg( p_dec, "End of video preroll" );
+ if( p_vout )
+ vout_Flush( p_vout, VLC_TS_INVALID+1 );
+ /* */
+ p_owner->i_preroll_end = VLC_TS_INVALID;
+ }
+
+ if( p_dec->pf_get_cc &&
+ ( !p_owner->p_packetizer || !p_owner->p_packetizer->pf_get_cc ) )
+ DecoderGetCc( p_dec, p_dec );
+
+ DecoderPlayVideo( p_dec, p_pic, &i_displayed, &i_lost );
+ }
+
+ /* Update ugly stat */
+ input_thread_t *p_input = p_owner->p_input;
+
+ if( p_input != NULL && (i_decoded > 0 || i_lost > 0 || i_displayed > 0) )
+ {
+ vlc_mutex_lock( &p_input->p->counters.counters_lock );
+
+ stats_UpdateInteger( p_dec, p_input->p->counters.p_decoded_video,
+ i_decoded, NULL );
+ stats_UpdateInteger( p_dec, p_input->p->counters.p_lost_pictures,
+ i_lost , NULL);
+
+ stats_UpdateInteger( p_dec, p_input->p->counters.p_displayed_pictures,
+ i_displayed, NULL);
+
+ vlc_mutex_unlock( &p_input->p->counters.counters_lock );
+ }
+}
+
+static void DecoderPlaySpu( decoder_t *p_dec, subpicture_t *p_subpic,
+ bool b_telx )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ vout_thread_t *p_vout = p_owner->p_spu_vout;
+
+ /* */
+ if( p_subpic->i_start <= VLC_TS_INVALID && !b_telx )
+ {
+ msg_Warn( p_dec, "non-dated spu buffer received" );
+ subpicture_Delete( p_subpic );
+ return;
+ }
+
+ /* */
+ vlc_mutex_lock( &p_owner->lock );
+
+ if( p_owner->b_buffering || p_owner->buffer.p_subpic )
+ {
+ p_subpic->p_next = NULL;
+
+ *p_owner->buffer.pp_subpic_next = p_subpic;
+ p_owner->buffer.pp_subpic_next = &p_subpic->p_next;
+
+ p_owner->buffer.i_count++;
+ /* XXX it is important to be full after the first one */
+ if( p_owner->buffer.i_count > 0 )
+ {
+ p_owner->buffer.b_full = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+ }
+
+ for( ;; )
+ {
+ bool b_has_more = false;
+ bool b_reject;
+ DecoderWaitUnblock( p_dec, &b_reject );
+
+ if( p_owner->b_buffering )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ return;
+ }
+
+ /* */
+ if( p_owner->buffer.p_subpic )
+ {
+ p_subpic = p_owner->buffer.p_subpic;
+
+ p_owner->buffer.p_subpic = p_subpic->p_next;
+ p_owner->buffer.i_count--;
+
+ b_has_more = p_owner->buffer.p_subpic != NULL;
+ if( !b_has_more )
+ p_owner->buffer.pp_subpic_next = &p_owner->buffer.p_subpic;
+ }
+
+ /* */
+ DecoderFixTs( p_dec, &p_subpic->i_start, &p_subpic->i_stop, NULL,
+ NULL, INT64_MAX, b_telx );
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( p_subpic->i_start <= VLC_TS_INVALID )
+ b_reject = true;
+
+ DecoderWaitDate( p_dec, &b_reject,
+ p_subpic->i_start - SPU_MAX_PREPARE_TIME );
+
+ if( !b_reject )
+ vout_PutSubpicture( p_vout, p_subpic );
+ else
+ subpicture_Delete( p_subpic );
+
+ if( !b_has_more )
+ break;
+ vlc_mutex_lock( &p_owner->lock );
+ if( !p_owner->buffer.p_subpic )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ break;
+ }
+ }
+}
+
+#ifdef ENABLE_SOUT
+static void DecoderPlaySout( decoder_t *p_dec, block_t *p_sout_block,
+ bool b_telx )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ assert( p_owner->p_clock );
+ assert( !p_sout_block->p_next );
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ if( p_owner->b_buffering || p_owner->buffer.p_block )
+ {
+ block_ChainLastAppend( &p_owner->buffer.pp_block_next, p_sout_block );
+
+ p_owner->buffer.i_count++;
+ /* XXX it is important to be full after the first one */
+ if( p_owner->buffer.i_count > 0 )
+ {
+ p_owner->buffer.b_full = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+ }
+
+ for( ;; )
+ {
+ bool b_has_more = false;
+ bool b_reject;
+ DecoderWaitUnblock( p_dec, &b_reject );
+
+ if( p_owner->b_buffering )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ return;
+ }
+
+ /* */
+ if( p_owner->buffer.p_block )
+ {
+ p_sout_block = p_owner->buffer.p_block;
+
+ p_owner->buffer.p_block = p_sout_block->p_next;
+ p_owner->buffer.i_count--;
+
+ b_has_more = p_owner->buffer.p_block != NULL;
+ if( !b_has_more )
+ p_owner->buffer.pp_block_next = &p_owner->buffer.p_block;
+ }
+ p_sout_block->p_next = NULL;
+
+ DecoderFixTs( p_dec, &p_sout_block->i_dts, &p_sout_block->i_pts,
+ &p_sout_block->i_length, NULL, INT64_MAX, b_telx );
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( !b_reject )
+ sout_InputSendBuffer( p_owner->p_sout_input, p_sout_block ); // FIXME --VLC_TS_INVALID inspect stream_output/*
+ else
+ block_Release( p_sout_block );
+
+ if( !b_has_more )
+ break;
+ vlc_mutex_lock( &p_owner->lock );
+ if( !p_owner->buffer.p_block )
+ {
+ vlc_mutex_unlock( &p_owner->lock );
+ break;
+ }
+ }
+}
+#endif
+
+/* */
+static void DecoderFlushBuffering( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_assert_locked( &p_owner->lock );
+
+ while( p_owner->buffer.p_picture )
+ {
+ picture_t *p_picture = p_owner->buffer.p_picture;
+
+ p_owner->buffer.p_picture = p_picture->p_next;
+ p_owner->buffer.i_count--;
+
+ if( p_owner->p_vout )
+ {
+ vout_ReleasePicture( p_owner->p_vout, p_picture );
+ }
+
+ if( !p_owner->buffer.p_picture )
+ p_owner->buffer.pp_picture_next = &p_owner->buffer.p_picture;
+ }
+ while( p_owner->buffer.p_audio )
+ {
+ aout_buffer_t *p_audio = p_owner->buffer.p_audio;
+
+ p_owner->buffer.p_audio = p_audio->p_next;
+ p_owner->buffer.i_count--;
+
+ aout_BufferFree( p_audio );
+
+ if( !p_owner->buffer.p_audio )
+ p_owner->buffer.pp_audio_next = &p_owner->buffer.p_audio;
+ }
+ while( p_owner->buffer.p_subpic )
+ {
+ subpicture_t *p_subpic = p_owner->buffer.p_subpic;
+
+ p_owner->buffer.p_subpic = p_subpic->p_next;
+ p_owner->buffer.i_count--;
+
+ subpicture_Delete( p_subpic );
+
+ if( !p_owner->buffer.p_subpic )
+ p_owner->buffer.pp_subpic_next = &p_owner->buffer.p_subpic;
+ }
+ if( p_owner->buffer.p_block )
+ {
+ block_ChainRelease( p_owner->buffer.p_block );
+
+ p_owner->buffer.i_count = 0;
+ p_owner->buffer.p_block = NULL;
+ p_owner->buffer.pp_block_next = &p_owner->buffer.p_block;
+ }
+}
+
+#ifdef ENABLE_SOUT
+/* This function process a block for sout
*/
-void input_EscapeAudioDiscontinuity( input_thread_t * p_input )
+static void DecoderProcessSout( decoder_t *p_dec, block_t *p_block )
{
-#if 0
- unsigned int i_es, i;
+ decoder_owner_sys_t *p_owner = (decoder_owner_sys_t *)p_dec->p_owner;
+ const bool b_telx = p_dec->fmt_in.i_codec == VLC_CODEC_TELETEXT;
+ block_t *p_sout_block;
- for( i_es = 0; i_es < p_input->stream.i_selected_es_number; i_es++ )
+ while( ( p_sout_block =
+ p_dec->pf_packetize( p_dec, p_block ? &p_block : NULL ) ) )
{
- es_descriptor_t * p_es = p_input->stream.pp_selected_es[i_es];
-
- if( p_es->p_dec != NULL && p_es->i_cat == AUDIO_ES )
+ if( !p_owner->p_sout_input )
{
- for( i = 0; i < PADDING_PACKET_NUMBER; i++ )
+ es_format_Copy( &p_owner->sout, &p_dec->fmt_out );
+
+ p_owner->sout.i_group = p_dec->fmt_in.i_group;
+ p_owner->sout.i_id = p_dec->fmt_in.i_id;
+ if( p_dec->fmt_in.psz_language )
+ {
+ free( p_owner->sout.psz_language );
+ p_owner->sout.psz_language =
+ strdup( p_dec->fmt_in.psz_language );
+ }
+
+ p_owner->p_sout_input =
+ sout_InputNew( p_owner->p_sout,
+ &p_owner->sout );
+
+ if( p_owner->p_sout_input == NULL )
{
- input_NullPacket( p_input, p_es );
+ msg_Err( p_dec, "cannot create packetizer output (%4.4s)",
+ (char *)&p_owner->sout.i_codec );
+ p_dec->b_error = true;
+
+ while( p_sout_block )
+ {
+ block_t *p_next = p_sout_block->p_next;
+ block_Release( p_sout_block );
+ p_sout_block = p_next;
+ }
+ break;
}
}
+
+ while( p_sout_block )
+ {
+ block_t *p_next = p_sout_block->p_next;
+
+ p_sout_block->p_next = NULL;
+
+ DecoderPlaySout( p_dec, p_sout_block, b_telx );
+
+ p_sout_block = p_next;
+ }
}
-#endif
}
#endif
-/**
- * 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
+/* This function process a video block
*/
-static decoder_t * CreateDecoder( input_thread_t *p_input,
- es_format_t *fmt, int i_object_type )
+static void DecoderProcessVideo( decoder_t *p_dec, block_t *p_block, bool b_flush )
{
- decoder_t *p_dec;
+ decoder_owner_sys_t *p_owner = (decoder_owner_sys_t *)p_dec->p_owner;
- p_dec = vlc_object_create( p_input, i_object_type );
- if( p_dec == NULL )
+ if( p_owner->p_packetizer )
{
- msg_Err( p_input, "out of memory" );
- return NULL;
- }
-
- p_dec->pf_decode_audio = 0;
- p_dec->pf_decode_video = 0;
- p_dec->pf_decode_sub = 0;
- p_dec->pf_packetize = 0;
+ block_t *p_packetized_block;
+ decoder_t *p_packetizer = p_owner->p_packetizer;
- /* Initialize the decoder fifo */
- p_dec->p_module = NULL;
+ while( (p_packetized_block =
+ p_packetizer->pf_packetize( p_packetizer, p_block ? &p_block : NULL )) )
+ {
+ if( p_packetizer->fmt_out.i_extra && !p_dec->fmt_in.i_extra )
+ {
+ es_format_Clean( &p_dec->fmt_in );
+ es_format_Copy( &p_dec->fmt_in, &p_packetizer->fmt_out );
+ }
+ if( p_packetizer->pf_get_cc )
+ DecoderGetCc( p_dec, p_packetizer );
+ while( p_packetized_block )
+ {
+ block_t *p_next = p_packetized_block->p_next;
+ p_packetized_block->p_next = NULL;
- es_format_Copy( &p_dec->fmt_in, fmt );
- es_format_Copy( &p_dec->fmt_out, &null_es_format );
+ DecoderDecodeVideo( p_dec, p_packetized_block );
- /* Allocate our private structure for the decoder */
- p_dec->p_owner = malloc( sizeof( decoder_owner_sys_t ) );
- if( p_dec->p_owner == NULL )
- {
- msg_Err( p_dec, "out of memory" );
- return NULL;
+ p_packetized_block = p_next;
+ }
+ }
+ /* The packetizer does not output a block that tell the decoder to flush
+ * do it ourself */
+ if( b_flush )
+ {
+ block_t *p_null = DecoderBlockFlushNew();
+ if( p_null )
+ DecoderDecodeVideo( p_dec, p_null );
+ }
}
- p_dec->p_owner->b_own_thread = VLC_TRUE;
- p_dec->p_owner->i_preroll_end = -1;
- 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_spu_vout = NULL;
- p_dec->p_owner->i_spu_channel = 0;
- p_dec->p_owner->p_sout = p_input->p_sout;
- p_dec->p_owner->p_sout_input = NULL;
- p_dec->p_owner->p_packetizer = NULL;
-
- /* decoder fifo */
- if( ( p_dec->p_owner->p_fifo = block_FifoNew( p_dec ) ) == NULL )
+ else if( p_block )
{
- msg_Err( p_dec, "out of memory" );
- return NULL;
+ DecoderDecodeVideo( p_dec, p_block );
}
- /* 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;
- p_dec->pf_picture_link = vout_link_picture;
- p_dec->pf_picture_unlink = vout_unlink_picture;
- p_dec->pf_spu_buffer_new = spu_new_buffer;
- p_dec->pf_spu_buffer_del = spu_del_buffer;
-
- vlc_object_attach( p_dec, p_input );
+ if( b_flush && p_owner->p_vout )
+ vout_Flush( p_owner->p_vout, VLC_TS_INVALID+1 );
+}
- /* 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", "$packetizer", 0 );
+/* This function process a audio block
+ */
+static void DecoderProcessAudio( decoder_t *p_dec, block_t *p_block, bool b_flush )
+{
+ decoder_owner_sys_t *p_owner = (decoder_owner_sys_t *)p_dec->p_owner;
- /* Check if decoder requires already packetized data */
- if( i_object_type == VLC_OBJECT_DECODER &&
- p_dec->b_need_packetized && !p_dec->fmt_in.b_packetized )
+ if( p_owner->p_packetizer )
{
- p_dec->p_owner->p_packetizer =
- vlc_object_create( p_input, VLC_OBJECT_PACKETIZER );
- if( p_dec->p_owner->p_packetizer )
- {
- es_format_Copy( &p_dec->p_owner->p_packetizer->fmt_in,
- &p_dec->fmt_in );
+ block_t *p_packetized_block;
+ decoder_t *p_packetizer = p_owner->p_packetizer;
- es_format_Copy( &p_dec->p_owner->p_packetizer->fmt_out,
- &null_es_format );
+ while( (p_packetized_block =
+ p_packetizer->pf_packetize( p_packetizer, p_block ? &p_block : NULL )) )
+ {
+ if( p_packetizer->fmt_out.i_extra && !p_dec->fmt_in.i_extra )
+ {
+ es_format_Clean( &p_dec->fmt_in );
+ es_format_Copy( &p_dec->fmt_in, &p_packetizer->fmt_out );
+ }
- vlc_object_attach( p_dec->p_owner->p_packetizer, p_input );
+ while( p_packetized_block )
+ {
+ block_t *p_next = p_packetized_block->p_next;
+ p_packetized_block->p_next = NULL;
- p_dec->p_owner->p_packetizer->p_module =
- module_Need( p_dec->p_owner->p_packetizer,
- "packetizer", "$packetizer", 0 );
+ DecoderDecodeAudio( p_dec, p_packetized_block );
- 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 );
+ p_packetized_block = p_next;
}
}
+ /* The packetizer does not output a block that tell the decoder to flush
+ * do it ourself */
+ if( b_flush )
+ {
+ block_t *p_null = DecoderBlockFlushNew();
+ if( p_null )
+ DecoderDecodeAudio( p_dec, p_null );
+ }
+ }
+ else if( p_block )
+ {
+ DecoderDecodeAudio( p_dec, p_block );
}
- return p_dec;
+ if( b_flush && p_owner->p_aout )
+ aout_DecFlush( p_owner->p_aout );
}
-/**
- * The decoding main loop
- *
- * \param p_dec the decoder
- * \return 0
+/* This function process a subtitle block
*/
-static int DecoderThread( decoder_t * p_dec )
+static void DecoderProcessSpu( decoder_t *p_dec, block_t *p_block, bool b_flush )
{
- block_t *p_block;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ const bool b_telx = p_dec->fmt_in.i_codec == VLC_CODEC_TELETEXT;
- /* The decoder's main loop */
- while( !p_dec->b_die && !p_dec->b_error )
+ input_thread_t *p_input = p_owner->p_input;
+ vout_thread_t *p_vout;
+ subpicture_t *p_spu;
+
+ while( (p_spu = p_dec->pf_decode_sub( p_dec, p_block ? &p_block : NULL ) ) )
{
- if( ( p_block = block_FifoGet( p_dec->p_owner->p_fifo ) ) == NULL )
+ if( p_input != NULL )
{
- p_dec->b_error = 1;
- break;
+ vlc_mutex_lock( &p_input->p->counters.counters_lock );
+ stats_UpdateInteger( p_dec, p_input->p->counters.p_decoded_sub, 1,
+ NULL );
+ vlc_mutex_unlock( &p_input->p->counters.counters_lock );
}
- if( DecoderDecode( p_dec, p_block ) != VLC_SUCCESS )
+
+ p_vout = input_resource_HoldVout( p_owner->p_resource );
+ if( p_vout && p_owner->p_spu_vout == p_vout )
{
- break;
+ /* Preroll does not work very well with subtitle */
+ if( p_spu->i_start > VLC_TS_INVALID &&
+ p_spu->i_start < p_owner->i_preroll_end &&
+ ( p_spu->i_stop <= VLC_TS_INVALID || p_spu->i_stop < p_owner->i_preroll_end ) )
+ {
+ subpicture_Delete( p_spu );
+ }
+ else
+ {
+ DecoderPlaySpu( p_dec, p_spu, b_telx );
+ }
}
+ else
+ {
+ subpicture_Delete( p_spu );
+ }
+ if( p_vout )
+ vlc_object_release( p_vout );
}
- while( !p_dec->b_die )
+ if( b_flush && p_owner->p_spu_vout )
{
- /* Trash all received PES packets */
- p_block = block_FifoGet( p_dec->p_owner->p_fifo );
- if( p_block ) block_Release( p_block );
+ p_vout = input_resource_HoldVout( p_owner->p_resource );
+
+ if( p_vout && p_owner->p_spu_vout == p_vout )
+ vout_FlushSubpictureChannel( p_vout, p_owner->i_spu_channel );
+
+ if( p_vout )
+ vlc_object_release( p_vout );
}
+}
+
+/* */
+static void DecoderProcessOnFlush( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- /* We do it here because of the dll loader that wants close() in the
- * same thread than open()/decode() */
- module_Unneed( p_dec, p_dec->p_module );
+ vlc_mutex_lock( &p_owner->lock );
+ DecoderFlushBuffering( p_dec );
- return 0;
+ if( p_owner->b_flushing )
+ {
+ p_owner->b_flushing = false;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+ vlc_mutex_unlock( &p_owner->lock );
}
/**
* \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 )
+static void DecoderProcess( decoder_t *p_dec, block_t *p_block )
{
- int i_rate = p_block ? p_block->i_rate : 1000;
+ decoder_owner_sys_t *p_owner = (decoder_owner_sys_t *)p_dec->p_owner;
+ const bool b_flush_request = p_block && (p_block->i_flags & BLOCK_FLAG_CORE_FLUSH);
if( p_block && p_block->i_buffer <= 0 )
{
+ assert( !b_flush_request );
block_Release( p_block );
- return VLC_SUCCESS;
+ return;
}
- if( p_dec->i_object_type == VLC_OBJECT_PACKETIZER )
+#ifdef ENABLE_SOUT
+ if( p_owner->b_packetizer )
{
- block_t *p_sout_block;
-
- while( ( p_sout_block =
- p_dec->pf_packetize( p_dec, p_block ? &p_block : 0 ) ) )
- {
- if( !p_dec->p_owner->p_sout_input )
- {
- es_format_Copy( &p_dec->p_owner->sout, &p_dec->fmt_out );
-
- p_dec->p_owner->sout.i_group = p_dec->fmt_in.i_group;
- p_dec->p_owner->sout.i_id = p_dec->fmt_in.i_id;
- if( p_dec->fmt_in.psz_language )
- {
- if( p_dec->p_owner->sout.psz_language )
- free( p_dec->p_owner->sout.psz_language );
- p_dec->p_owner->sout.psz_language =
- strdup( p_dec->fmt_in.psz_language );
- }
-
- 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 )
- {
- msg_Err( p_dec, "cannot create packetizer output (%4.4s)",
- (char *)&p_dec->p_owner->sout.i_codec );
- p_dec->b_error = VLC_TRUE;
-
- while( p_sout_block )
- {
- block_t *p_next = p_sout_block->p_next;
- block_Release( p_sout_block );
- p_sout_block = p_next;
- }
- break;
- }
- }
-
- while( p_sout_block )
- {
- block_t *p_next = p_sout_block->p_next;
-
- p_sout_block->p_next = NULL;
- p_sout_block->i_rate = i_rate;
-
- sout_InputSendBuffer( p_dec->p_owner->p_sout_input,
- p_sout_block );
-
- p_sout_block = p_next;
- }
+ if( p_block )
+ p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
- /* 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;
- }
- }
+ DecoderProcessSout( p_dec, p_block );
}
- else if( p_dec->fmt_in.i_cat == AUDIO_ES )
+ else
+#endif
{
- aout_buffer_t *p_aout_buf;
+ bool b_flush = false;
- if( p_dec->p_owner->p_packetizer )
+ if( p_block )
{
- block_t *p_packetized_block;
- decoder_t *p_packetizer = p_dec->p_owner->p_packetizer;
+ const bool b_flushing = p_owner->i_preroll_end == INT64_MAX;
+ DecoderUpdatePreroll( &p_owner->i_preroll_end, p_block );
- while( (p_packetized_block =
- p_packetizer->pf_packetize( p_packetizer, &p_block )) )
- {
- if( p_packetizer->fmt_out.i_extra && !p_dec->fmt_in.i_extra )
- {
- p_dec->fmt_in.i_extra = p_packetizer->fmt_out.i_extra;
- p_dec->fmt_in.p_extra = malloc( p_dec->fmt_in.i_extra );
- memcpy( p_dec->fmt_in.p_extra,
- p_packetizer->fmt_out.p_extra,
- p_dec->fmt_in.i_extra );
- }
+ b_flush = !b_flushing && b_flush_request;
- while( p_packetized_block )
- {
- block_t *p_next = p_packetized_block->p_next;
- p_packetized_block->p_next = NULL;
- p_packetized_block->i_rate = i_rate;
-
- while( (p_aout_buf = p_dec->pf_decode_audio( p_dec,
- &p_packetized_block )) )
- {
- input_thread_t *p_i =(input_thread_t*)(p_dec->p_parent);
- vlc_mutex_lock( &p_i->counters.counters_lock );
- stats_UpdateInteger( p_dec,
- p_i->counters.p_decoded_audio, 1, NULL );
- vlc_mutex_unlock( &p_i->counters.counters_lock );
-
- /* FIXME the best would be to handle the case
- * start_date < preroll < end_date
- * but that's not easy with non raw audio stream */
- if( p_dec->p_owner->i_preroll_end > 0 &&
- p_aout_buf->start_date < p_dec->p_owner->i_preroll_end )
- {
- aout_DecDeleteBuffer( p_dec->p_owner->p_aout,
- p_dec->p_owner->p_aout_input, p_aout_buf );
- }
- else
- {
- p_dec->p_owner->i_preroll_end = -1;
- aout_DecPlay( p_dec->p_owner->p_aout,
- p_dec->p_owner->p_aout_input,
- p_aout_buf );
- }
- }
-
- p_packetized_block = p_next;
- }
- }
+ p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
}
- else while( (p_aout_buf = p_dec->pf_decode_audio( p_dec, &p_block )) )
- {
- input_thread_t *p_i = (input_thread_t*)(p_dec->p_parent);
- vlc_mutex_lock( &p_i->counters.counters_lock );
- stats_UpdateInteger( p_dec,
- p_i->counters.p_decoded_audio, 1, NULL );
- vlc_mutex_unlock( &p_i->counters.counters_lock );
- if( p_dec->p_owner->i_preroll_end > 0 &&
- p_aout_buf->start_date < p_dec->p_owner->i_preroll_end )
- {
- aout_DecDeleteBuffer( p_dec->p_owner->p_aout,
- p_dec->p_owner->p_aout_input, p_aout_buf );
- }
- else
- {
- p_dec->p_owner->i_preroll_end = -1;
- aout_DecPlay( p_dec->p_owner->p_aout,
- p_dec->p_owner->p_aout_input,
- p_aout_buf );
- }
+ if( p_dec->fmt_out.i_cat == AUDIO_ES )
+ {
+ DecoderProcessAudio( p_dec, p_block, b_flush );
}
- }
- else if( p_dec->fmt_in.i_cat == VIDEO_ES )
- {
- picture_t *p_pic;
-
- if( p_dec->p_owner->p_packetizer )
+ else if( p_dec->fmt_out.i_cat == VIDEO_ES )
{
- block_t *p_packetized_block;
- decoder_t *p_packetizer = p_dec->p_owner->p_packetizer;
-
- while( (p_packetized_block =
- p_packetizer->pf_packetize( p_packetizer, &p_block )) )
- {
- if( p_packetizer->fmt_out.i_extra && !p_dec->fmt_in.i_extra )
- {
- p_dec->fmt_in.i_extra = p_packetizer->fmt_out.i_extra;
- p_dec->fmt_in.p_extra = malloc( p_dec->fmt_in.i_extra );
- memcpy( p_dec->fmt_in.p_extra,
- p_packetizer->fmt_out.p_extra,
- p_dec->fmt_in.i_extra );
- }
-
- while( p_packetized_block )
- {
- block_t *p_next = p_packetized_block->p_next;
- p_packetized_block->p_next = NULL;
- p_packetized_block->i_rate = i_rate;
-
- while( (p_pic = p_dec->pf_decode_video( p_dec,
- &p_packetized_block )) )
- {
- input_thread_t *p_i =(input_thread_t*)(p_dec->p_parent);
- vlc_mutex_lock( &p_i->counters.counters_lock );
- stats_UpdateInteger( p_dec,
- p_i->counters.p_decoded_video, 1, NULL );
- vlc_mutex_unlock( &p_i->counters.counters_lock );
-
- if( p_dec->p_owner->i_preroll_end > 0 &&
- p_pic->date < p_dec->p_owner->i_preroll_end )
- {
- vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
- }
- else
- {
- p_dec->p_owner->i_preroll_end = -1;
- vout_DatePicture( p_dec->p_owner->p_vout, p_pic,
- p_pic->date );
- vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
- }
- }
-
- p_packetized_block = p_next;
- }
- }
+ DecoderProcessVideo( p_dec, p_block, b_flush );
}
- else while( (p_pic = p_dec->pf_decode_video( p_dec, &p_block )) )
+ else if( p_dec->fmt_out.i_cat == SPU_ES )
{
- input_thread_t *p_i = (input_thread_t*)(p_dec->p_parent);
- vlc_mutex_lock( &p_i->counters.counters_lock );
- stats_UpdateInteger( p_dec,
- p_i->counters.p_decoded_video, 1, NULL );
- vlc_mutex_unlock( &p_i->counters.counters_lock );
-
- if( p_dec->p_owner->i_preroll_end > 0 &&
- p_pic->date < p_dec->p_owner->i_preroll_end )
- {
- vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
- }
- else
- {
- p_dec->p_owner->i_preroll_end = -1;
- vout_DatePicture( p_dec->p_owner->p_vout, p_pic, p_pic->date );
- vout_DisplayPicture( p_dec->p_owner->p_vout, p_pic );
- }
+ DecoderProcessSpu( p_dec, p_block, b_flush );
}
- }
- else if( p_dec->fmt_in.i_cat == SPU_ES )
- {
- vout_thread_t *p_vout;
- subpicture_t *p_spu;
- while( (p_spu = p_dec->pf_decode_sub( p_dec, &p_block ) ) )
- {
- input_thread_t *p_i = (input_thread_t*)(p_dec->p_parent);
- vlc_mutex_lock( &p_i->counters.counters_lock );
- stats_UpdateInteger( p_dec,
- p_i->counters.p_decoded_sub, 1, NULL );
- vlc_mutex_unlock( &p_i->counters.counters_lock );
-
- if( p_dec->p_owner->i_preroll_end > 0 &&
- p_spu->i_start < p_dec->p_owner->i_preroll_end &&
- ( p_spu->i_stop <= 0 || p_spu->i_stop <= p_dec->p_owner->i_preroll_end ) )
- {
- spu_DestroySubpicture( p_dec->p_owner->p_vout->p_spu, p_spu );
- continue;
- }
-
- p_dec->p_owner->i_preroll_end = -1;
- p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
- if( p_vout )
- {
- spu_DisplaySubpicture( p_vout->p_spu, p_spu );
- vlc_object_release( p_vout );
- }
+ else
+ {
+ msg_Err( p_dec, "unknown ES format" );
+ p_dec->b_error = true;
}
}
- else
- {
- msg_Err( p_dec, "unknown ES format" );
- p_dec->b_error = 1;
- }
- return p_dec->b_error ? VLC_EGENERIC : VLC_SUCCESS;
+ /* */
+ if( b_flush_request )
+ DecoderProcessOnFlush( p_dec );
+}
+
+static void DecoderError( decoder_t *p_dec, block_t *p_block )
+{
+ const bool b_flush_request = p_block && (p_block->i_flags & BLOCK_FLAG_CORE_FLUSH);
+
+ /* */
+ if( p_block )
+ block_Release( p_block );
+
+ if( b_flush_request )
+ DecoderProcessOnFlush( p_dec );
}
+
/**
* Destroys a decoder object
*
*/
static void DeleteDecoder( decoder_t * p_dec )
{
- msg_Dbg( p_dec, "killing decoder fourcc `%4.4s', %d PES in FIFO",
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ msg_Dbg( p_dec, "killing decoder fourcc `%4.4s', %u PES in FIFO",
(char*)&p_dec->fmt_in.i_codec,
- p_dec->p_owner->p_fifo->i_depth );
+ (unsigned)block_FifoCount( p_owner->p_fifo ) );
/* Free all packets still in the decoder fifo. */
- block_FifoEmpty( p_dec->p_owner->p_fifo );
- block_FifoRelease( p_dec->p_owner->p_fifo );
+ block_FifoEmpty( p_owner->p_fifo );
+ block_FifoRelease( p_owner->p_fifo );
- /* Cleanup */
- if( p_dec->p_owner->p_aout_input )
- aout_DecDelete( p_dec->p_owner->p_aout, p_dec->p_owner->p_aout_input );
+ /* */
+ vlc_mutex_lock( &p_owner->lock );
+ DecoderFlushBuffering( p_dec );
+ vlc_mutex_unlock( &p_owner->lock );
- if( p_dec->p_owner->p_vout )
+ /* Cleanup */
+ if( p_owner->p_aout )
{
- 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_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 );
+ /* TODO: REVISIT gap-less audio */
+ aout_DecFlush( p_owner->p_aout );
+ aout_DecDelete( p_owner->p_aout );
+ input_resource_RequestAout( p_owner->p_resource, p_owner->p_aout );
+ if( p_owner->p_input != NULL )
+ input_SendEventAout( p_owner->p_input );
+ }
+ if( p_owner->p_vout )
+ {
+ /* Hack to make sure all the the pictures are freed by the decoder
+ * and that the vout is not paused anymore */
+ vout_Reset( p_owner->p_vout );
+
+ /* */
+ input_resource_RequestVout( p_owner->p_resource, p_owner->p_vout, NULL,
+ 0, true );
+ if( p_owner->p_input != NULL )
+ input_SendEventVout( p_owner->p_input );
}
- if( p_dec->p_owner->p_sout_input )
+#ifdef ENABLE_SOUT
+ if( p_owner->p_sout_input )
{
- sout_InputDelete( p_dec->p_owner->p_sout_input );
- es_format_Clean( &p_dec->p_owner->sout );
+ sout_InputDelete( p_owner->p_sout_input );
+ es_format_Clean( &p_owner->sout );
}
+#endif
- if( p_dec->fmt_in.i_cat == SPU_ES )
+ if( p_dec->fmt_out.i_cat == SPU_ES )
{
vout_thread_t *p_vout;
- p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
+ p_vout = input_resource_HoldVout( p_owner->p_resource );
if( p_vout )
{
- spu_Control( p_vout->p_spu, SPU_CHANNEL_CLEAR,
- p_dec->p_owner->i_spu_channel );
+ if( p_owner->p_spu_vout == p_vout )
+ vout_FlushSubpictureChannel( p_vout, p_owner->i_spu_channel );
vlc_object_release( p_vout );
}
}
es_format_Clean( &p_dec->fmt_in );
es_format_Clean( &p_dec->fmt_out );
+ if( p_dec->p_description )
+ vlc_meta_Delete( p_dec->p_description );
+ es_format_Clean( &p_owner->fmt_description );
+ if( p_owner->p_description )
+ vlc_meta_Delete( p_owner->p_description );
- if( p_dec->p_owner->p_packetizer )
+ if( 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 );
+ module_unneed( p_owner->p_packetizer,
+ p_owner->p_packetizer->p_module );
+ es_format_Clean( &p_owner->p_packetizer->fmt_in );
+ es_format_Clean( &p_owner->p_packetizer->fmt_out );
+ if( p_owner->p_packetizer->p_description )
+ vlc_meta_Delete( p_owner->p_packetizer->p_description );
+ vlc_object_release( p_owner->p_packetizer );
}
- vlc_object_detach( p_dec );
+ vlc_cond_destroy( &p_owner->wait_acknowledge );
+ vlc_cond_destroy( &p_owner->wait_request );
+ vlc_mutex_destroy( &p_owner->lock );
+
+ vlc_object_release( p_dec );
- free( p_dec->p_owner );
+ free( p_owner );
}
/*****************************************************************************
* Buffers allocation callbacks for the decoders
*****************************************************************************/
+static void DecoderUpdateFormatLocked( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_assert_locked( &p_owner->lock );
+
+ p_owner->b_fmt_description = true;
+
+ /* Copy es_format */
+ es_format_Clean( &p_owner->fmt_description );
+ es_format_Copy( &p_owner->fmt_description, &p_dec->fmt_out );
+
+ /* Move p_description */
+ if( p_owner->p_description && p_dec->p_description )
+ vlc_meta_Delete( p_owner->p_description );
+ p_owner->p_description = p_dec->p_description;
+ p_dec->p_description = NULL;
+}
+static vout_thread_t *aout_request_vout( void *p_private,
+ vout_thread_t *p_vout, video_format_t *p_fmt, bool b_recyle )
+{
+ decoder_t *p_dec = p_private;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ input_thread_t *p_input = p_owner->p_input;
+
+ p_vout = input_resource_RequestVout( p_owner->p_resource, p_vout, p_fmt, 1,
+ b_recyle );
+ if( p_input != NULL )
+ input_SendEventVout( p_input );
+
+ return p_vout;
+}
+
static aout_buffer_t *aout_new_buffer( decoder_t *p_dec, int i_samples )
{
- decoder_owner_sys_t *p_sys = (decoder_owner_sys_t *)p_dec->p_owner;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
aout_buffer_t *p_buffer;
- if( p_sys->p_aout_input != NULL &&
- ( p_dec->fmt_out.audio.i_rate != p_sys->audio.i_rate ||
+ if( p_owner->p_aout &&
+ ( p_dec->fmt_out.audio.i_rate != p_owner->audio.i_rate ||
p_dec->fmt_out.audio.i_original_channels !=
- p_sys->audio.i_original_channels ||
+ p_owner->audio.i_original_channels ||
p_dec->fmt_out.audio.i_bytes_per_frame !=
- p_sys->audio.i_bytes_per_frame ) )
+ p_owner->audio.i_bytes_per_frame ) )
{
+ audio_output_t *p_aout = p_owner->p_aout;
+
/* Parameters changed, restart the aout */
- aout_DecDelete( p_sys->p_aout, p_sys->p_aout_input );
- p_sys->p_aout_input = NULL;
+ vlc_mutex_lock( &p_owner->lock );
+
+ DecoderFlushBuffering( p_dec );
+
+ aout_DecDelete( p_owner->p_aout );
+ p_owner->p_aout = NULL;
+
+ vlc_mutex_unlock( &p_owner->lock );
+ input_resource_RequestAout( p_owner->p_resource, p_aout );
}
- if( p_sys->p_aout_input == NULL )
+ if( p_owner->p_aout == NULL )
{
+ const int i_force_dolby = var_InheritInteger( p_dec, "force-dolby-surround" );
audio_sample_format_t format;
- int i_force_dolby = config_GetInt( p_dec, "force-dolby-surround" );
+ audio_output_t *p_aout;
+ aout_request_vout_t request_vout;
p_dec->fmt_out.audio.i_format = p_dec->fmt_out.i_codec;
- p_sys->audio = p_dec->fmt_out.audio;
+ p_owner->audio = p_dec->fmt_out.audio;
- memcpy( &format, &p_sys->audio, sizeof( audio_sample_format_t ) );
- if ( i_force_dolby && (format.i_original_channels&AOUT_CHAN_PHYSMASK)
- == (AOUT_CHAN_LEFT|AOUT_CHAN_RIGHT) )
+ memcpy( &format, &p_owner->audio, sizeof( audio_sample_format_t ) );
+ if( i_force_dolby &&
+ (format.i_original_channels&AOUT_CHAN_PHYSMASK) ==
+ (AOUT_CHAN_LEFT|AOUT_CHAN_RIGHT) )
{
- if ( i_force_dolby == 1 )
+ if( i_force_dolby == 1 )
{
format.i_original_channels = format.i_original_channels |
AOUT_CHAN_DOLBYSTEREO;
}
}
- p_sys->p_aout_input =
- aout_DecNew( p_dec, &p_sys->p_aout, &format );
- if( p_sys->p_aout_input == NULL )
+ request_vout.pf_request_vout = aout_request_vout;
+ request_vout.p_private = p_dec;
+
+ assert( p_owner->p_aout == NULL );
+ p_aout = input_resource_RequestAout( p_owner->p_resource, NULL );
+ if( p_aout )
+ {
+ aout_FormatPrepare( &format );
+ if( aout_DecNew( p_aout, &format,
+ &p_dec->fmt_out.audio_replay_gain,
+ &request_vout ) )
+ {
+ input_resource_RequestAout( p_owner->p_resource, p_aout );
+ p_aout = NULL;
+ }
+ }
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ p_owner->p_aout = p_aout;
+ DecoderUpdateFormatLocked( p_dec );
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( p_owner->p_input != NULL )
+ input_SendEventAout( p_owner->p_input );
+
+ if( p_aout == NULL )
{
msg_Err( p_dec, "failed to create audio output" );
- p_dec->b_error = VLC_TRUE;
+ p_dec->b_error = true;
return NULL;
}
p_dec->fmt_out.audio.i_bytes_per_frame =
- p_sys->audio.i_bytes_per_frame;
+ p_owner->audio.i_bytes_per_frame;
}
- p_buffer = aout_DecNewBuffer( p_sys->p_aout, p_sys->p_aout_input,
- i_samples );
+ p_buffer = aout_DecNewBuffer( p_owner->p_aout, i_samples );
return p_buffer;
}
-static void aout_del_buffer( decoder_t *p_dec, aout_buffer_t *p_buffer )
-{
- aout_DecDeleteBuffer( p_dec->p_owner->p_aout,
- p_dec->p_owner->p_aout_input, p_buffer );
-}
-
static picture_t *vout_new_buffer( decoder_t *p_dec )
{
- decoder_owner_sys_t *p_sys = (decoder_owner_sys_t *)p_dec->p_owner;
- picture_t *p_pic;
-
- if( p_sys->p_vout == NULL ||
- p_dec->fmt_out.video.i_width != p_sys->video.i_width ||
- p_dec->fmt_out.video.i_height != p_sys->video.i_height ||
- p_dec->fmt_out.video.i_chroma != p_sys->video.i_chroma ||
- p_dec->fmt_out.video.i_aspect != p_sys->video.i_aspect )
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ if( p_owner->p_vout == NULL ||
+ p_dec->fmt_out.video.i_width != p_owner->video.i_width ||
+ p_dec->fmt_out.video.i_height != p_owner->video.i_height ||
+ p_dec->fmt_out.video.i_visible_width != p_owner->video.i_visible_width ||
+ p_dec->fmt_out.video.i_visible_height != p_owner->video.i_visible_height ||
+ p_dec->fmt_out.video.i_x_offset != p_owner->video.i_x_offset ||
+ p_dec->fmt_out.video.i_y_offset != p_owner->video.i_y_offset ||
+ p_dec->fmt_out.i_codec != p_owner->video.i_chroma ||
+ (int64_t)p_dec->fmt_out.video.i_sar_num * p_owner->video.i_sar_den !=
+ (int64_t)p_dec->fmt_out.video.i_sar_den * p_owner->video.i_sar_num )
{
+ vout_thread_t *p_vout;
+
if( !p_dec->fmt_out.video.i_width ||
!p_dec->fmt_out.video.i_height )
{
return NULL;
}
- if( !p_dec->fmt_out.video.i_visible_width ||
- !p_dec->fmt_out.video.i_visible_height )
+ video_format_t fmt = p_dec->fmt_out.video;
+ fmt.i_chroma = p_dec->fmt_out.i_codec;
+ p_owner->video = fmt;
+
+ if( !fmt.i_visible_width || !fmt.i_visible_height )
{
if( p_dec->fmt_in.video.i_visible_width &&
p_dec->fmt_in.video.i_visible_height )
{
- p_dec->fmt_out.video.i_visible_width =
- p_dec->fmt_in.video.i_visible_width;
- p_dec->fmt_out.video.i_visible_height =
- p_dec->fmt_in.video.i_visible_height;
+ fmt.i_visible_width = p_dec->fmt_in.video.i_visible_width;
+ fmt.i_visible_height = p_dec->fmt_in.video.i_visible_height;
}
else
{
- p_dec->fmt_out.video.i_visible_width =
- p_dec->fmt_out.video.i_width;
- p_dec->fmt_out.video.i_visible_height =
- p_dec->fmt_out.video.i_height;
+ fmt.i_visible_width = fmt.i_width;
+ fmt.i_visible_height = fmt.i_height;
}
}
- if( p_dec->fmt_out.video.i_visible_height == 1088 &&
+ if( fmt.i_visible_height == 1088 &&
var_CreateGetBool( p_dec, "hdtv-fix" ) )
{
- p_dec->fmt_out.video.i_visible_height = 1080;
- p_dec->fmt_out.video.i_sar_num *= 135;
- p_dec->fmt_out.video.i_sar_den *= 136;
+ fmt.i_visible_height = 1080;
+ if( !(fmt.i_sar_num % 136))
+ {
+ fmt.i_sar_num *= 135;
+ fmt.i_sar_den *= 136;
+ }
msg_Warn( p_dec, "Fixing broken HDTV stream (display_height=1088)");
}
- if( !p_dec->fmt_out.video.i_sar_num ||
- !p_dec->fmt_out.video.i_sar_den )
+ if( !fmt.i_sar_num || !fmt.i_sar_den )
{
- p_dec->fmt_out.video.i_sar_num = p_dec->fmt_out.video.i_aspect *
- p_dec->fmt_out.video.i_visible_height;
+ fmt.i_sar_num = 1;
+ fmt.i_sar_den = 1;
+ }
+
+ vlc_ureduce( &fmt.i_sar_num, &fmt.i_sar_den,
+ fmt.i_sar_num, fmt.i_sar_den, 50000 );
+
+ vlc_mutex_lock( &p_owner->lock );
+
+ DecoderFlushBuffering( p_dec );
- p_dec->fmt_out.video.i_sar_den = VOUT_ASPECT_FACTOR *
- p_dec->fmt_out.video.i_visible_width;
+ p_vout = p_owner->p_vout;
+ p_owner->p_vout = NULL;
+ vlc_mutex_unlock( &p_owner->lock );
+
+ unsigned dpb_size;
+ switch( p_dec->fmt_in.i_codec )
+ {
+ case VLC_CODEC_H264:
+ case VLC_CODEC_DIRAC: /* FIXME valid ? */
+ dpb_size = 18;
+ break;
+ case VLC_CODEC_VP5:
+ case VLC_CODEC_VP6:
+ case VLC_CODEC_VP6F:
+ case VLC_CODEC_VP8:
+ dpb_size = 3;
+ break;
+ default:
+ dpb_size = 2;
+ break;
}
+ p_vout = input_resource_RequestVout( p_owner->p_resource,
+ p_vout, &fmt,
+ dpb_size + 1 + DECODER_MAX_BUFFERING_COUNT,
+ true );
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->p_vout = p_vout;
- vlc_ureduce( &p_dec->fmt_out.video.i_sar_num,
- &p_dec->fmt_out.video.i_sar_den,
- p_dec->fmt_out.video.i_sar_num,
- p_dec->fmt_out.video.i_sar_den, 50000 );
+ DecoderUpdateFormatLocked( p_dec );
- p_dec->fmt_out.video.i_chroma = p_dec->fmt_out.i_codec;
- p_sys->video = p_dec->fmt_out.video;
+ vlc_mutex_unlock( &p_owner->lock );
- p_sys->p_vout = vout_Request( p_dec, p_sys->p_vout,
- &p_dec->fmt_out.video );
- if( p_sys->p_vout == NULL )
+ if( p_owner->p_input != NULL )
+ input_SendEventVout( p_owner->p_input );
+ if( p_vout == NULL )
{
msg_Err( p_dec, "failed to create video output" );
- p_dec->b_error = VLC_TRUE;
+ p_dec->b_error = true;
return NULL;
}
-
- if( p_sys->video.i_rmask )
- p_sys->p_vout->render.i_rmask = p_sys->video.i_rmask;
- if( p_sys->video.i_gmask )
- p_sys->p_vout->render.i_gmask = p_sys->video.i_gmask;
- if( p_sys->video.i_bmask )
- p_sys->p_vout->render.i_bmask = p_sys->video.i_bmask;
}
- /* Get a new picture */
- while( !(p_pic = vout_CreatePicture( p_sys->p_vout, 0, 0, 0 ) ) )
+ /* Get a new picture
+ */
+ for( ;; )
{
- int i_pic, i_ready_pic = 0;
-
- if( p_dec->b_die || p_dec->b_error )
- {
+ if( DecoderIsExitRequested( p_dec ) || 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 )
- {
- if( i_ready_pic++ > 0 ) break;
- else continue;
- }
+ picture_t *p_picture = vout_GetPicture( p_owner->p_vout );
+ if( p_picture )
+ return p_picture;
- if( p_pic->i_status != DISPLAYED_PICTURE &&
- p_pic->i_status != RESERVED_PICTURE &&
- p_pic->i_status != READY_PICTURE ) break;
+ if( DecoderIsFlushing( p_dec ) )
+ return NULL;
- if( !p_pic->i_refcount && p_pic->i_status != RESERVED_PICTURE )
- break;
- }
- if( i_pic == p_dec->p_owner->p_vout->render.i_pictures )
- {
- msg_Err( p_dec, "decoder is leaking pictures, resetting the heap" );
+ /* */
+ DecoderSignalBuffering( p_dec, true );
- /* 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
+ /* Check the decoder doesn't leak pictures */
+ vout_FixLeaks( p_owner->p_vout );
+ /* FIXME add a vout_WaitPictureAvailable (timedwait) */
msleep( VOUT_OUTMEM_SLEEP );
}
-
- return p_pic;
}
static void vout_del_buffer( decoder_t *p_dec, picture_t *p_pic )
{
- vout_DestroyPicture( p_dec->p_owner->p_vout, p_pic );
+ vout_ReleasePicture( 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 );
+ vout_HoldPicture( 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 );
+ vout_ReleasePicture( p_dec->p_owner->p_vout, p_pic );
}
-static subpicture_t *spu_new_buffer( decoder_t *p_dec )
+static subpicture_t *spu_new_buffer( decoder_t *p_dec,
+ const subpicture_updater_t *p_updater )
{
- decoder_owner_sys_t *p_sys = (decoder_owner_sys_t *)p_dec->p_owner;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
vout_thread_t *p_vout = NULL;
subpicture_t *p_subpic;
int i_attempts = 30;
while( i_attempts-- )
{
- if( p_dec->b_die || p_dec->b_error ) break;
+ if( DecoderIsExitRequested( p_dec ) || p_dec->b_error )
+ break;
- p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
- if( p_vout ) break;
+ p_vout = input_resource_HoldVout( p_owner->p_resource );
+ if( p_vout )
+ break;
- msleep( VOUT_DISPLAY_DELAY );
+ msleep( DECODER_SPU_VOUT_WAIT_DURATION );
}
if( !p_vout )
return NULL;
}
- if( p_sys->p_spu_vout != p_vout )
+ if( p_owner->p_spu_vout != p_vout )
{
- spu_Control( p_vout->p_spu, SPU_CHANNEL_REGISTER,
- &p_sys->i_spu_channel );
- p_sys->p_spu_vout = p_vout;
+ vlc_mutex_lock( &p_owner->lock );
+
+ DecoderFlushBuffering( p_dec );
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ p_owner->i_spu_channel = vout_RegisterSubpictureChannel( p_vout );
+ p_owner->i_spu_order = 0;
+ p_owner->p_spu_vout = p_vout;
}
- p_subpic = spu_CreateSubpicture( p_vout->p_spu );
+ p_subpic = subpicture_New( p_updater );
if( p_subpic )
{
- p_subpic->i_channel = p_sys->i_spu_channel;
+ p_subpic->i_channel = p_owner->i_spu_channel;
+ p_subpic->i_order = p_owner->i_spu_order++;
+ p_subpic->b_subtitle = true;
}
vlc_object_release( p_vout );
static void spu_del_buffer( decoder_t *p_dec, subpicture_t *p_subpic )
{
- decoder_owner_sys_t *p_sys = (decoder_owner_sys_t *)p_dec->p_owner;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
vout_thread_t *p_vout = NULL;
- p_vout = vlc_object_find( p_dec, VLC_OBJECT_VOUT, FIND_ANYWHERE );
- if( !p_vout || p_sys->p_spu_vout != p_vout )
+ p_vout = input_resource_HoldVout( p_owner->p_resource );
+ if( !p_vout || p_owner->p_spu_vout != p_vout )
{
if( p_vout )
vlc_object_release( p_vout );
return;
}
- spu_DestroySubpicture( p_vout->p_spu, p_subpic );
+ subpicture_Delete( p_subpic );
vlc_object_release( p_vout );
}