#include "../video_output/vout_control.h"
-static decoder_t *CreateDecoder( vlc_object_t *, input_thread_t *,
- const es_format_t *, bool, input_resource_t *,
- sout_instance_t *p_sout );
-static void DeleteDecoder( decoder_t * );
-
-static void *DecoderThread( void * );
-static void DecoderProcess( decoder_t *, block_t * );
-static void DecoderFlush( decoder_t * );
-static void DecoderSignalWait( decoder_t * );
-static void DecoderUpdateFormatLocked( decoder_t * );
-
-static void DecoderUnsupportedCodec( decoder_t *, vlc_fourcc_t );
-
-/* Buffers allocation callbacks for the decoders */
-static int vout_update_format( decoder_t * );
-static picture_t *vout_new_buffer( decoder_t * );
-static int aout_update_format( decoder_t * );
-static subpicture_t *spu_new_buffer( decoder_t *, const subpicture_updater_t * );
-
struct decoder_owner_sys_t
{
int64_t i_preroll_end;
/* */
#define DECODER_SPU_VOUT_WAIT_DURATION ((int)(0.200*CLOCK_FREQ))
-
-/*****************************************************************************
- * Public functions
- *****************************************************************************/
-picture_t *decoder_NewPicture( decoder_t *p_decoder )
+static void DecoderUpdateFormatLocked( decoder_t *p_dec )
{
- if( decoder_UpdateVideoFormat( p_decoder ) )
- return NULL;
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- 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;
-}
+ vlc_assert_locked( &p_owner->lock );
-block_t *decoder_NewAudioBuffer( decoder_t *dec, int samples )
-{
- if( decoder_UpdateAudioFormat( dec ) )
- return NULL;
+ p_owner->b_fmt_description = true;
- size_t length = samples * dec->fmt_out.audio.i_bytes_per_frame
- / dec->fmt_out.audio.i_frame_length;
- block_t *block = block_Alloc( length );
- if( likely(block != NULL) )
- {
- block->i_nb_samples = samples;
- block->i_pts = block->i_length = 0;
- }
- return block;
+ /* 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;
}
-subpicture_t *decoder_NewSubpicture( decoder_t *p_decoder,
- const subpicture_updater_t *p_dyn )
+static bool DecoderIsFlushing( decoder_t *p_dec )
{
- 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;
-}
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ bool b_flushing;
-/* decoder_GetInputAttachments:
- */
-int decoder_GetInputAttachments( decoder_t *p_dec,
- input_attachment_t ***ppp_attachment,
- int *pi_attachment )
-{
- if( !p_dec->pf_get_attachments )
- return VLC_EGENERIC;
+ vlc_mutex_lock( &p_owner->lock );
- 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;
+ b_flushing = p_owner->b_flushing;
- 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;
+ vlc_mutex_unlock( &p_owner->lock );
- return p_dec->pf_get_display_rate( p_dec );
+ return b_flushing;
}
-/* TODO: pass p_sout through p_resource? -- Courmisch */
-static decoder_t *decoder_New( vlc_object_t *p_parent, input_thread_t *p_input,
- const es_format_t *fmt, input_clock_t *p_clock,
- input_resource_t *p_resource,
- sout_instance_t *p_sout )
+static void DecoderSignalWait( decoder_t *p_dec )
{
- 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 )
- {
- 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 )
- {
- DecoderUnsupportedCodec( p_dec, fmt->i_codec );
-
- DeleteDecoder( p_dec );
- return NULL;
- }
-
- p_dec->p_owner->p_clock = p_clock;
- assert( p_dec->fmt_out.i_cat != UNKNOWN_ES );
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- if( p_dec->fmt_out.i_cat == AUDIO_ES )
- i_priority = VLC_THREAD_PRIORITY_AUDIO;
- else
- i_priority = VLC_THREAD_PRIORITY_VIDEO;
+ vlc_mutex_lock( &p_owner->lock );
- /* Spawn the decoder thread */
- if( vlc_clone( &p_dec->p_owner->thread, DecoderThread, p_dec, i_priority ) )
+ if( p_owner->b_waiting )
{
- msg_Err( p_dec, "cannot spawn decoder thread" );
- module_unneed( p_dec, p_dec->p_module );
- DeleteDecoder( p_dec );
- return NULL;
+ p_owner->b_has_data = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
}
- return p_dec;
+ vlc_mutex_unlock( &p_owner->lock );
}
-
-/**
- * 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 )
+static block_t *DecoderBlockFlushNew()
{
- return decoder_New( VLC_OBJECT(p_input), p_input, fmt, p_clock,
- p_input->p->p_resource, p_sout );
-}
+ block_t *p_null = block_Alloc( 128 );
+ if( !p_null )
+ return NULL;
-/**
- * Spawn a decoder thread outside of the input thread.
- */
-decoder_t *input_DecoderCreate( vlc_object_t *p_parent, const es_format_t *fmt,
- input_resource_t *p_resource )
-{
- return decoder_New( p_parent, NULL, fmt, NULL, p_resource, 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;
+}
-/**
- * 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_DecoderDelete( decoder_t *p_dec )
+/*****************************************************************************
+ * Buffers allocation callbacks for the decoders
+ *****************************************************************************/
+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;
- vlc_cancel( p_owner->thread );
-
- /* Make sure we aren't paused/waiting/decoding anymore */
- vlc_mutex_lock( &p_owner->lock );
- p_owner->b_paused = false;
- p_owner->b_waiting = false;
- p_owner->b_flushing = true;
- vlc_cond_signal( &p_owner->wait_request );
- vlc_mutex_unlock( &p_owner->lock );
-
- vlc_join( p_owner->thread, NULL );
-
- 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 );
- }
+ p_vout = input_resource_RequestVout( p_owner->p_resource, p_vout, p_fmt, 1,
+ b_recyle );
+ if( p_input != NULL )
+ input_SendEventVout( p_input );
- /* Delete decoder */
- DeleteDecoder( p_dec );
+ return p_vout;
}
-/**
- * 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, bool b_do_pace )
+static int aout_update_format( decoder_t *p_dec )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
- vlc_fifo_Lock( p_owner->p_fifo );
- if( !b_do_pace )
+ if( p_owner->p_aout
+ && !AOUT_FMTS_IDENTICAL(&p_dec->fmt_out.audio, &p_owner->fmt.audio) )
{
- /* FIXME: ideally we would check the time amount of data
- * in the FIFO instead of its size. */
- /* 400 MiB, i.e. ~ 50mb/s for 60s */
- if( vlc_fifo_GetBytes( p_owner->p_fifo ) > 400*1024*1024 )
- {
- msg_Warn( p_dec, "decoder/packetizer fifo full (data not "
- "consumed quickly enough), resetting fifo!" );
- block_ChainRelease( vlc_fifo_DequeueAllUnlocked( p_owner->p_fifo ) );
- }
- }
- else
- if( !p_owner->b_waiting )
- { /* The FIFO is not consumed when waiting, so pacing would deadlock VLC.
- * Locking is not necessary as b_waiting is only read, not written by
- * the decoder thread. */
- while( vlc_fifo_GetCount( p_owner->p_fifo ) >= 10 )
- vlc_fifo_WaitCond( p_owner->p_fifo, &p_owner->wait_acknowledge );
- }
-
- vlc_fifo_QueueUnlocked( p_owner->p_fifo, p_block );
- vlc_fifo_Unlock( p_owner->p_fifo );
-}
+ audio_output_t *p_aout = p_owner->p_aout;
-bool input_DecoderIsEmpty( decoder_t * p_dec )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
- assert( !p_owner->b_waiting );
+ /* Parameters changed, restart the aout */
+ vlc_mutex_lock( &p_owner->lock );
- bool b_empty = block_FifoCount( p_dec->p_owner->p_fifo ) <= 0;
+ aout_DecDelete( p_owner->p_aout );
+ p_owner->p_aout = NULL;
- if( b_empty )
- {
- vlc_mutex_lock( &p_owner->lock );
- /* TODO subtitles support */
- if( p_owner->fmt.i_cat == VIDEO_ES && p_owner->p_vout )
- b_empty = vout_IsEmpty( p_owner->p_vout );
- else if( p_owner->fmt.i_cat == AUDIO_ES && p_owner->p_aout )
- b_empty = aout_DecIsEmpty( p_owner->p_aout );
vlc_mutex_unlock( &p_owner->lock );
+ input_resource_PutAout( p_owner->p_resource, p_aout );
}
- return b_empty;
-}
-
-void input_DecoderIsCcPresent( decoder_t *p_dec, bool pb_present[4] )
-{
- 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 )
- {
- 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 = input_DecoderNew( p_owner->p_input, &fmt,
- p_dec->p_owner->p_clock, p_owner->p_sout );
- if( !p_cc )
- {
- 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_cc->p_module )
- {
- DecoderUnsupportedCodec( p_dec, fcc[i_channel] );
- input_DecoderDelete(p_cc);
- return VLC_EGENERIC;
- }
- p_cc->p_owner->p_clock = p_owner->p_clock;
-
- vlc_mutex_lock( &p_owner->lock );
- p_owner->cc.pp_decoder[i_channel] = p_cc;
- vlc_mutex_unlock( &p_owner->lock );
- }
- 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 )
- input_DecoderDelete(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_DecoderChangePause( decoder_t *p_dec, bool b_paused, mtime_t i_date )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
-
- vlc_mutex_lock( &p_owner->lock );
- /* Normally, p_owner->b_paused != b_paused here. But if a track is added
- * while the input is paused (e.g. add sub file), then b_paused is
- * (incorrectly) false. */
- if( likely(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 );
-
- /* 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_owner->fmt.i_cat == AUDIO_ES )
- {
- if( p_owner->p_aout )
- aout_DecChangePause( p_owner->p_aout, b_paused, i_date );
- }
- else if( p_owner->fmt.i_cat == VIDEO_ES )
- {
- if( p_owner->p_vout )
- vout_ChangePause( p_owner->p_vout, b_paused, i_date );
- }
- }
- vlc_mutex_unlock( &p_owner->lock );
-}
-void input_DecoderChangeDelay( decoder_t *p_dec, mtime_t i_delay )
-{
- 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 );
-}
-
-/**
- * Requests that the decoder immediately discard all pending buffers.
- * This is useful at end of stream, when seeking or when deselecting a stream.
- */
-void input_DecoderFlush( decoder_t *p_dec )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
-
- vlc_mutex_lock( &p_owner->lock );
- DecoderFlush( p_dec );
- vlc_mutex_unlock( &p_owner->lock );
-}
-
-void input_DecoderStartWait( decoder_t *p_dec )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
-
- assert( !p_owner->b_waiting );
-
- vlc_mutex_lock( &p_owner->lock );
- p_owner->b_first = true;
- p_owner->b_has_data = false;
- p_owner->b_waiting = true;
- vlc_cond_signal( &p_owner->wait_request );
- vlc_mutex_unlock( &p_owner->lock );
-}
-
-void input_DecoderStopWait( decoder_t *p_dec )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
-
- assert( p_owner->b_waiting );
-
- vlc_mutex_lock( &p_owner->lock );
- p_owner->b_waiting = false;
- vlc_cond_signal( &p_owner->wait_request );
- vlc_mutex_unlock( &p_owner->lock );
-}
-
-void input_DecoderWait( decoder_t *p_dec )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
-
- assert( p_owner->b_waiting );
-
- vlc_mutex_lock( &p_owner->lock );
- while( !p_owner->b_has_data )
+ if( p_owner->p_aout == NULL )
{
- vlc_fifo_Lock( p_owner->p_fifo );
- p_owner->b_woken = true;
- vlc_fifo_Signal( p_owner->p_fifo );
- vlc_fifo_Unlock( 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;
+ p_dec->fmt_out.audio.i_format = p_dec->fmt_out.i_codec;
- *pi_duration = 0;
+ audio_sample_format_t format = p_dec->fmt_out.audio;
+ aout_FormatPrepare( &format );
- vlc_mutex_lock( &p_owner->lock );
- if( p_owner->fmt.i_cat == VIDEO_ES )
- {
- if( p_owner->b_paused && p_owner->p_vout )
+ const int i_force_dolby = var_InheritInteger( p_dec, "force-dolby-surround" );
+ if( i_force_dolby &&
+ (format.i_original_channels&AOUT_CHAN_PHYSMASK) ==
+ (AOUT_CHAN_LEFT|AOUT_CHAN_RIGHT) )
{
- vout_NextPicture( p_owner->p_vout, pi_duration );
- p_owner->pause.i_ignore++;
- vlc_cond_signal( &p_owner->wait_request );
+ if( i_force_dolby == 1 )
+ {
+ format.i_original_channels = format.i_original_channels |
+ AOUT_CHAN_DOLBYSTEREO;
+ }
+ else /* i_force_dolby == 2 */
+ {
+ format.i_original_channels = format.i_original_channels &
+ ~AOUT_CHAN_DOLBYSTEREO;
+ }
}
- }
- else
- {
- /* TODO subtitle should not be flushed */
- p_owner->b_waiting = false;
- DecoderFlush( p_dec );
- }
- vlc_mutex_unlock( &p_owner->lock );
-}
-
-bool input_DecoderHasFormatChanged( decoder_t *p_dec, es_format_t *p_fmt, vlc_meta_t **pp_meta )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
- bool b_changed;
- vlc_mutex_lock( &p_owner->lock );
- b_changed = p_owner->b_fmt_description;
- if( b_changed )
- {
- if( p_fmt != NULL )
- es_format_Copy( p_fmt, &p_owner->fmt );
+ aout_request_vout_t request_vout = {
+ .pf_request_vout = aout_request_vout,
+ .p_private = p_dec,
+ };
+ audio_output_t *p_aout;
- if( pp_meta )
+ p_aout = input_resource_GetAout( p_owner->p_resource );
+ if( p_aout )
{
- *pp_meta = NULL;
- if( p_owner->p_description )
+ if( aout_DecNew( p_aout, &format,
+ &p_dec->fmt_out.audio_replay_gain,
+ &request_vout ) )
{
- *pp_meta = vlc_meta_New();
- if( *pp_meta )
- vlc_meta_Merge( *pp_meta, p_owner->p_description );
+ input_resource_PutAout( p_owner->p_resource, p_aout );
+ p_aout = NULL;
}
}
- p_owner->b_fmt_description = false;
- }
- 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 );
-}
+ vlc_mutex_lock( &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;
+ p_owner->p_aout = p_aout;
- 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;
+ es_format_Clean( &p_owner->fmt );
+ es_format_Copy( &p_owner->fmt, &p_dec->fmt_out );
+ aout_FormatPrepare( &p_owner->fmt.audio );
- vlc_mutex_lock( &p_owner->lock );
- if( p_owner->b_waiting || p_owner->b_paused )
- i_ts = VLC_TS_INVALID;
- vlc_mutex_unlock( &p_owner->lock );
+ DecoderUpdateFormatLocked( p_dec );
- if( !p_owner->p_clock || i_ts <= VLC_TS_INVALID )
- return i_ts;
+ if( unlikely(p_owner->b_paused) && p_aout != NULL )
+ /* fake pause if needed */
+ aout_DecChangePause( p_aout, true, mdate() );
- if( input_clock_ConvertTS( VLC_OBJECT(p_dec), p_owner->p_clock, NULL, &i_ts, NULL, INT64_MAX ) ) {
- msg_Err(p_dec, "Could not get display date for timestamp %"PRId64"", i_ts);
- return VLC_TS_INVALID;
- }
+ vlc_mutex_unlock( &p_owner->lock );
- return i_ts;
-}
-static int DecoderGetDisplayRate( decoder_t *p_dec )
-{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ if( p_owner->p_input != NULL )
+ input_SendEventAout( p_owner->p_input );
- if( !p_owner->p_clock )
- return INPUT_RATE_DEFAULT;
- return input_clock_GetRate( p_owner->p_clock );
-}
+ if( p_aout == NULL )
+ {
+ msg_Err( p_dec, "failed to create audio output" );
+ p_dec->b_error = true;
+ return -1;
+ }
-/* */
-static void DecoderUnsupportedCodec( decoder_t *p_dec, vlc_fourcc_t codec )
-{
- if (codec != VLC_FOURCC('u','n','d','f')) {
- const char *desc = vlc_fourcc_GetDescription(p_dec->fmt_in.i_cat, codec);
- if (!desc || !*desc)
- desc = N_("No description for this codec");
- msg_Err( p_dec, "Codec `%4.4s' (%s) is not supported.", (char*)&codec, desc );
- dialog_Fatal( p_dec, _("Codec not supported"),
- _("VLC could not decode the format \"%4.4s\" (%s)"),
- (char*)&codec, desc );
- } else {
- msg_Err( p_dec, "could not identify codec" );
- dialog_Fatal( p_dec, _("Unidentified codec"),
- _("VLC could not identify the audio or video codec" ) );
+ p_dec->fmt_out.audio.i_bytes_per_frame =
+ p_owner->fmt.audio.i_bytes_per_frame;
+ p_dec->fmt_out.audio.i_frame_length =
+ p_owner->fmt.audio.i_frame_length;
}
+ return 0;
}
-
-/**
- * Create a decoder object
- *
- * \param p_input the input thread
- * \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,
- const es_format_t *fmt, bool b_packetizer,
- input_resource_t *p_resource,
- sout_instance_t *p_sout )
+static int vout_update_format( decoder_t *p_dec )
{
- 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;
- es_format_Init( &p_owner->fmt, UNKNOWN_ES, 0 );
-
- /* decoder fifo */
- p_owner->b_woken = false;
- 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_format_update = aout_update_format;
- p_dec->pf_vout_format_update = vout_update_format;
- p_dec->pf_vout_buffer_new = vout_new_buffer;
- p_dec->pf_spu_buffer_new = spu_new_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 );
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- /* Check if decoder requires already packetized data */
- if( !b_packetizer &&
- p_dec->b_need_packetized && !p_dec->fmt_in.b_packetized )
+ if( p_owner->p_vout == NULL
+ || p_dec->fmt_out.video.i_width != p_owner->fmt.video.i_width
+ || p_dec->fmt_out.video.i_height != p_owner->fmt.video.i_height
+ || p_dec->fmt_out.video.i_visible_width != p_owner->fmt.video.i_visible_width
+ || p_dec->fmt_out.video.i_visible_height != p_owner->fmt.video.i_visible_height
+ || p_dec->fmt_out.video.i_x_offset != p_owner->fmt.video.i_x_offset
+ || p_dec->fmt_out.video.i_y_offset != p_owner->fmt.video.i_y_offset
+ || p_dec->fmt_out.i_codec != p_owner->fmt.video.i_chroma
+ || (int64_t)p_dec->fmt_out.video.i_sar_num * p_owner->fmt.video.i_sar_den !=
+ (int64_t)p_dec->fmt_out.video.i_sar_den * p_owner->fmt.video.i_sar_num ||
+ p_dec->fmt_out.video.orientation != p_owner->fmt.video.orientation )
{
- 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 );
+ vout_thread_t *p_vout;
- p_owner->p_packetizer->p_module =
- module_need( p_owner->p_packetizer,
- "packetizer", "$packetizer", false );
+ if( !p_dec->fmt_out.video.i_width ||
+ !p_dec->fmt_out.video.i_height )
+ {
+ /* Can't create a new vout without display size */
+ return -1;
+ }
- if( !p_owner->p_packetizer->p_module )
+ video_format_t fmt = p_dec->fmt_out.video;
+ fmt.i_chroma = p_dec->fmt_out.i_codec;
+
+ if( vlc_fourcc_IsYUV( fmt.i_chroma ) )
+ {
+ const vlc_chroma_description_t *dsc = vlc_fourcc_GetChromaDescription( fmt.i_chroma );
+ for( unsigned int i = 0; dsc && i < dsc->plane_count; i++ )
{
- es_format_Clean( &p_owner->p_packetizer->fmt_in );
- vlc_object_release( p_owner->p_packetizer );
- p_owner->p_packetizer = NULL;
+ while( fmt.i_width % dsc->p[i].w.den )
+ fmt.i_width++;
+ while( fmt.i_height % dsc->p[i].h.den )
+ fmt.i_height++;
}
}
- }
- /* Copy ourself the input replay gain */
- if( fmt->i_cat == AUDIO_ES )
- {
- for( unsigned i = 0; i < AUDIO_REPLAY_GAIN_MAX; i++ )
+ if( !fmt.i_visible_width || !fmt.i_visible_height )
{
- if( !p_dec->fmt_out.audio_replay_gain.pb_peak[i] )
+ if( p_dec->fmt_in.video.i_visible_width &&
+ p_dec->fmt_in.video.i_visible_height )
{
- 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];
+ fmt.i_visible_width = p_dec->fmt_in.video.i_visible_width;
+ fmt.i_visible_height = p_dec->fmt_in.video.i_visible_height;
+ fmt.i_x_offset = p_dec->fmt_in.video.i_x_offset;
+ fmt.i_y_offset = p_dec->fmt_in.video.i_y_offset;
}
- if( !p_dec->fmt_out.audio_replay_gain.pb_gain[i] )
+ else
{
- 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];
+ fmt.i_visible_width = fmt.i_width;
+ fmt.i_visible_height = fmt.i_height;
+ fmt.i_x_offset = 0;
+ fmt.i_y_offset = 0;
}
}
- }
- /* */
- vlc_mutex_init( &p_owner->lock );
- vlc_cond_init( &p_owner->wait_request );
- vlc_cond_init( &p_owner->wait_acknowledge );
+ if( fmt.i_visible_height == 1088 &&
+ var_CreateGetBool( p_dec, "hdtv-fix" ) )
+ {
+ 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)");
+ }
- p_owner->b_fmt_description = false;
- p_owner->p_description = NULL;
+ if( !fmt.i_sar_num || !fmt.i_sar_den )
+ {
+ fmt.i_sar_num = 1;
+ fmt.i_sar_den = 1;
+ }
- p_owner->b_paused = false;
- p_owner->pause.i_date = VLC_TS_INVALID;
- p_owner->pause.i_ignore = 0;
+ vlc_ureduce( &fmt.i_sar_num, &fmt.i_sar_den,
+ fmt.i_sar_num, fmt.i_sar_den, 50000 );
- p_owner->b_waiting = false;
- p_owner->b_first = true;
- p_owner->b_has_data = false;
+ vlc_mutex_lock( &p_owner->lock );
- p_owner->b_flushing = false;
+ p_vout = p_owner->p_vout;
+ p_owner->p_vout = NULL;
+ vlc_mutex_unlock( &p_owner->lock );
- /* */
- 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;
- }
+ unsigned dpb_size;
+ switch( p_dec->fmt_in.i_codec )
+ {
+ case VLC_CODEC_HEVC:
+ 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 +
+ p_dec->i_extra_picture_buffers + 1,
+ true );
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->p_vout = p_vout;
- for( unsigned i = 0; i < 4; i++ )
- {
- p_owner->cc.pb_present[i] = false;
- p_owner->cc.pp_decoder[i] = NULL;
+ es_format_Clean( &p_owner->fmt );
+ es_format_Copy( &p_owner->fmt, &p_dec->fmt_out );
+ p_owner->fmt.video.i_chroma = p_dec->fmt_out.i_codec;
+
+ DecoderUpdateFormatLocked( p_dec );
+
+ vlc_mutex_unlock( &p_owner->lock );
+
+ 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 = true;
+ return -1;
+ }
}
- p_owner->i_ts_delay = 0;
- return p_dec;
+ return 0;
}
-/**
- * The decoding main loop
- *
- * \param p_dec the decoder
- */
-static void *DecoderThread( void *p_data )
+static picture_t *vout_new_buffer( decoder_t *p_dec )
{
- 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;
+ if( DecoderIsFlushing( p_dec ) || p_dec->b_error )
+ return NULL;
- vlc_fifo_Lock( p_owner->p_fifo );
- vlc_fifo_CleanupPush( p_owner->p_fifo );
+ picture_t *p_picture = vout_GetPicture( p_owner->p_vout );
+ if( p_picture )
+ return p_picture;
- while( vlc_fifo_IsEmpty( p_owner->p_fifo ) )
- {
- if( p_owner->b_woken )
- break;
- vlc_fifo_Wait( 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. */
- }
+ /* */
+ DecoderSignalWait( p_dec );
- p_block = vlc_fifo_DequeueUnlocked( p_owner->p_fifo );
- if( p_block != NULL )
- vlc_cond_signal( &p_owner->wait_acknowledge );
+ /* Check the decoder doesn't leak pictures */
+ vout_FixLeaks( p_owner->p_vout );
- p_owner->b_woken = false;
- vlc_cleanup_run();
+ /* FIXME add a vout_WaitPictureAvailable (timedwait) */
+ msleep( VOUT_OUTMEM_SLEEP );
+ }
+}
- if( p_block == NULL || p_block->i_flags & BLOCK_FLAG_CORE_EOS )
- DecoderSignalWait( p_dec );
+static subpicture_t *spu_new_buffer( decoder_t *p_dec,
+ const subpicture_updater_t *p_updater )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ vout_thread_t *p_vout = NULL;
+ subpicture_t *p_subpic;
+ int i_attempts = 30;
- if( p_block )
- {
- int canc = vlc_savecancel();
+ while( i_attempts-- )
+ {
+ if( DecoderIsFlushing( p_dec ) || p_dec->b_error )
+ break;
- 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;
- }
+ p_vout = input_resource_HoldVout( p_owner->p_resource );
+ if( p_vout )
+ break;
- DecoderProcess( p_dec, p_block );
+ msleep( DECODER_SPU_VOUT_WAIT_DURATION );
+ }
- vlc_restorecancel( canc );
- }
+ if( !p_vout )
+ {
+ msg_Warn( p_dec, "no vout found, dropping subpicture" );
+ return NULL;
}
- return NULL;
+
+ if( p_owner->p_spu_vout != p_vout )
+ {
+ p_owner->i_spu_channel = vout_RegisterSubpictureChannel( p_vout );
+ p_owner->i_spu_order = 0;
+ p_owner->p_spu_vout = p_vout;
+ }
+
+ p_subpic = subpicture_New( p_updater );
+ if( p_subpic )
+ {
+ 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 );
+
+ return p_subpic;
}
-static block_t *DecoderBlockFlushNew()
+static int DecoderGetInputAttachments( decoder_t *p_dec,
+ input_attachment_t ***ppp_attachment,
+ int *pi_attachment )
{
- block_t *p_null = block_Alloc( 128 );
- if( !p_null )
- return NULL;
+ 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_waiting || p_owner->b_paused )
+ i_ts = VLC_TS_INVALID;
+ vlc_mutex_unlock( &p_owner->lock );
- p_null->i_flags |= BLOCK_FLAG_DISCONTINUITY |
- BLOCK_FLAG_CORRUPTED |
- BLOCK_FLAG_CORE_FLUSH;
- memset( p_null->p_buffer, 0, p_null->i_buffer );
+ if( !p_owner->p_clock || i_ts <= VLC_TS_INVALID )
+ return i_ts;
- return p_null;
+ if( input_clock_ConvertTS( VLC_OBJECT(p_dec), p_owner->p_clock, NULL, &i_ts, NULL, INT64_MAX ) ) {
+ msg_Err(p_dec, "Could not get display date for timestamp %"PRId64"", i_ts);
+ return VLC_TS_INVALID;
+ }
+
+ return i_ts;
}
-static void DecoderFlush( decoder_t *p_dec )
+static int DecoderGetDisplayRate( 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 );
+ if( !p_owner->p_clock )
+ return INPUT_RATE_DEFAULT;
+ return input_clock_GetRate( p_owner->p_clock );
+}
- /* Send a special block */
- block_t *p_null = DecoderBlockFlushNew();
- if( !p_null )
- return;
- input_DecoderDecode( p_dec, p_null, false );
+/*****************************************************************************
+ * Public functions
+ *****************************************************************************/
+picture_t *decoder_NewPicture( decoder_t *p_decoder )
+{
+ if( decoder_UpdateVideoFormat( p_decoder ) )
+ return NULL;
- /* */
- while( p_owner->b_flushing )
- vlc_cond_wait( &p_owner->wait_acknowledge, &p_owner->lock );
+ 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;
}
-static void DecoderSignalWait( decoder_t *p_dec )
+block_t *decoder_NewAudioBuffer( decoder_t *dec, int samples )
{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
-
- vlc_mutex_lock( &p_owner->lock );
+ if( decoder_UpdateAudioFormat( dec ) )
+ return NULL;
- if( p_owner->b_waiting )
+ size_t length = samples * dec->fmt_out.audio.i_bytes_per_frame
+ / dec->fmt_out.audio.i_frame_length;
+ block_t *block = block_Alloc( length );
+ if( likely(block != NULL) )
{
- p_owner->b_has_data = true;
- vlc_cond_signal( &p_owner->wait_acknowledge );
+ block->i_nb_samples = samples;
+ block->i_pts = block->i_length = 0;
}
-
- vlc_mutex_unlock( &p_owner->lock );
+ return block;
}
-static bool DecoderIsFlushing( decoder_t *p_dec )
+subpicture_t *decoder_NewSubpicture( decoder_t *p_decoder,
+ const subpicture_updater_t *p_dyn )
{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
- bool b_flushing;
+ 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;
+}
- vlc_mutex_lock( &p_owner->lock );
+/* decoder_GetInputAttachments:
+ */
+int decoder_GetInputAttachments( decoder_t *p_dec,
+ input_attachment_t ***ppp_attachment,
+ int *pi_attachment )
+{
+ if( !p_dec->pf_get_attachments )
+ return VLC_EGENERIC;
- b_flushing = p_owner->b_flushing;
+ 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;
- vlc_mutex_unlock( &p_owner->lock );
+ 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 b_flushing;
+ return p_dec->pf_get_display_rate( p_dec );
}
static bool DecoderWaitUnblock( decoder_t *p_dec )
i_deadline ) == 0 );
}
-static void DecoderPlayAudio( decoder_t *p_dec, block_t *p_audio,
- int *pi_played_sum, int *pi_lost_sum )
+
+
+#ifdef ENABLE_SOUT
+static int DecoderPlaySout( decoder_t *p_dec, block_t *p_sout_block )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
- audio_output_t *p_aout = p_owner->p_aout;
- /* */
- if( p_audio && 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;
- block_Release( p_audio );
- return;
- }
+ assert( p_owner->p_clock );
+ assert( !p_sout_block->p_next );
- /* */
vlc_mutex_lock( &p_owner->lock );
- if( p_audio && p_owner->b_waiting )
+ if( p_owner->b_waiting )
{
p_owner->b_has_data = true;
vlc_cond_signal( &p_owner->wait_acknowledge );
}
- for( ;; )
- {
- bool b_paused;
-
- bool b_reject = DecoderWaitUnblock( p_dec );
-
- b_paused = p_owner->b_paused;
-
- if (!p_audio)
- break;
-
- /* */
- int i_rate = INPUT_RATE_DEFAULT;
-
- DecoderFixTs( p_dec, &p_audio->i_pts, NULL, &p_audio->i_length,
- &i_rate, AOUT_MAX_ADVANCE_TIME );
-
- if( 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 );
+ bool b_reject = DecoderWaitUnblock( p_dec );
- if( unlikely(p_owner->b_paused != b_paused) )
- continue; /* race with input thread? retry... */
- if( p_aout == NULL )
- b_reject = true;
+ DecoderFixTs( p_dec, &p_sout_block->i_dts, &p_sout_block->i_pts,
+ &p_sout_block->i_length, NULL, INT64_MAX );
- if( !b_reject )
- {
- assert( !p_owner->b_paused );
- if( !aout_DecPlay( p_aout, p_audio, i_rate ) )
- *pi_played_sum += 1;
- *pi_lost_sum += aout_DecGetResetLost( p_aout );
- }
- else
- {
- msg_Dbg( p_dec, "discarded audio buffer" );
- *pi_lost_sum += 1;
- block_Release( p_audio );
- }
+ vlc_mutex_unlock( &p_owner->lock );
- break;
+ if( !b_reject )
+ {
+ /* FIXME --VLC_TS_INVALID inspect stream_output*/
+ return sout_InputSendBuffer( p_owner->p_sout_input, p_sout_block );
+ }
+ else
+ {
+ block_Release( p_sout_block );
+ return VLC_EGENERIC;
}
- vlc_mutex_unlock( &p_owner->lock );
}
-static void DecoderDecodeAudio( decoder_t *p_dec, block_t *p_block )
+/* This function process a block for sout
+ */
+static void DecoderProcessSout( decoder_t *p_dec, block_t *p_block )
{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
- block_t *p_aout_buf;
- int i_decoded = 0;
- int i_lost = 0;
- int i_played = 0;
+ decoder_owner_sys_t *p_owner = (decoder_owner_sys_t *)p_dec->p_owner;
+ block_t *p_sout_block;
- if (!p_block) {
- /* Play a NULL block to output buffered frames */
- DecoderPlayAudio( p_dec, NULL, &i_played, &i_lost );
- }
- else while( (p_aout_buf = p_dec->pf_decode_audio( p_dec, &p_block )) )
+ while( ( p_sout_block =
+ p_dec->pf_packetize( p_dec, p_block ? &p_block : NULL ) ) )
{
- if( DecoderIsFlushing( p_dec ) )
+ if( p_owner->p_sout_input == NULL )
{
- /* It prevent freezing VLC in case of broken decoder */
- block_Release( p_aout_buf );
- if( p_block )
- block_Release( p_block );
- break;
- }
- i_decoded++;
+ vlc_mutex_lock( &p_owner->lock );
+ es_format_Clean( &p_owner->fmt );
+ es_format_Copy( &p_owner->fmt, &p_dec->fmt_out );
+ DecoderUpdateFormatLocked( p_dec );
+ vlc_mutex_unlock( &p_owner->lock );
- if( p_owner->i_preroll_end > VLC_TS_INVALID &&
- p_aout_buf->i_pts < p_owner->i_preroll_end )
- {
- block_Release( p_aout_buf );
- continue;
+ p_owner->fmt.i_group = p_dec->fmt_in.i_group;
+ p_owner->fmt.i_id = p_dec->fmt_in.i_id;
+ if( p_dec->fmt_in.psz_language )
+ {
+ free( p_owner->fmt.psz_language );
+ p_owner->fmt.psz_language =
+ strdup( p_dec->fmt_in.psz_language );
+ }
+
+ p_owner->p_sout_input =
+ sout_InputNew( p_owner->p_sout, &p_owner->fmt );
+
+ if( p_owner->p_sout_input == NULL )
+ {
+ msg_Err( p_dec, "cannot create packetizer output (%4.4s)",
+ (char *)&p_owner->fmt.i_codec );
+ p_dec->b_error = true;
+
+ block_ChainRelease(p_sout_block);
+ break;
+ }
}
- if( p_owner->i_preroll_end > VLC_TS_INVALID )
+ while( p_sout_block )
{
- 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;
- }
+ block_t *p_next = p_sout_block->p_next;
- DecoderPlayAudio( p_dec, p_aout_buf, &i_played, &i_lost );
- }
+ p_sout_block->p_next = NULL;
+
+ if( DecoderPlaySout( p_dec, p_sout_block ) == VLC_EGENERIC )
+ {
+ msg_Err( p_dec, "cannot continue streaming due to errors" );
+
+ p_dec->b_error = true;
- /* Update ugly stat */
- input_thread_t *p_input = p_owner->p_input;
+ /* Cleanup */
+ block_ChainRelease( p_next );
+ return;
+ }
- if( p_input != NULL && (i_decoded > 0 || i_lost > 0 || i_played > 0) )
- {
- vlc_mutex_lock( &p_input->p->counters.counters_lock);
- stats_Update( p_input->p->counters.p_lost_abuffers, i_lost, NULL );
- stats_Update( p_input->p->counters.p_played_abuffers, i_played, NULL );
- stats_Update( p_input->p->counters.p_decoded_audio, i_decoded, NULL );
- vlc_mutex_unlock( &p_input->p->counters.counters_lock);
+ p_sout_block = p_next;
+ }
}
}
+#endif
+
static void DecoderGetCc( decoder_t *p_dec, decoder_t *p_dec_cc )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
}
}
-static void DecoderPlaySpu( decoder_t *p_dec, subpicture_t *p_subpic )
-{
- 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 )
- {
- msg_Warn( p_dec, "non-dated spu buffer received" );
- subpicture_Delete( p_subpic );
- return;
- }
-
- /* */
- vlc_mutex_lock( &p_owner->lock );
-
- if( p_owner->b_waiting )
- {
- p_owner->b_has_data = true;
- vlc_cond_signal( &p_owner->wait_acknowledge );
- }
-
- bool b_reject = DecoderWaitUnblock( p_dec );
-
- DecoderFixTs( p_dec, &p_subpic->i_start, &p_subpic->i_stop, NULL,
- NULL, INT64_MAX );
-
- if( p_subpic->i_start <= VLC_TS_INVALID )
- b_reject = true;
-
- DecoderWaitDate( p_dec, &b_reject,
- p_subpic->i_start - SPU_MAX_PREPARE_TIME );
- vlc_mutex_unlock( &p_owner->lock );
-
- if( !b_reject )
- vout_PutSubpicture( p_vout, p_subpic );
- else
- subpicture_Delete( p_subpic );
-}
-
-#ifdef ENABLE_SOUT
-static int DecoderPlaySout( decoder_t *p_dec, block_t *p_sout_block )
-{
- 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_waiting )
- {
- p_owner->b_has_data = true;
- vlc_cond_signal( &p_owner->wait_acknowledge );
- }
-
- bool b_reject = DecoderWaitUnblock( p_dec );
-
- DecoderFixTs( p_dec, &p_sout_block->i_dts, &p_sout_block->i_pts,
- &p_sout_block->i_length, NULL, INT64_MAX );
-
- vlc_mutex_unlock( &p_owner->lock );
-
- if( !b_reject )
- {
- /* FIXME --VLC_TS_INVALID inspect stream_output*/
- return sout_InputSendBuffer( p_owner->p_sout_input, p_sout_block );
- }
- else
- {
- block_Release( p_sout_block );
- return VLC_EGENERIC;
- }
-}
-#endif
-
-#ifdef ENABLE_SOUT
-/* This function process a block for sout
- */
-static void DecoderProcessSout( decoder_t *p_dec, block_t *p_block )
-{
- decoder_owner_sys_t *p_owner = (decoder_owner_sys_t *)p_dec->p_owner;
- block_t *p_sout_block;
-
- while( ( p_sout_block =
- p_dec->pf_packetize( p_dec, p_block ? &p_block : NULL ) ) )
- {
- if( p_owner->p_sout_input == NULL )
- {
- vlc_mutex_lock( &p_owner->lock );
- es_format_Clean( &p_owner->fmt );
- es_format_Copy( &p_owner->fmt, &p_dec->fmt_out );
- DecoderUpdateFormatLocked( p_dec );
- vlc_mutex_unlock( &p_owner->lock );
-
- p_owner->fmt.i_group = p_dec->fmt_in.i_group;
- p_owner->fmt.i_id = p_dec->fmt_in.i_id;
- if( p_dec->fmt_in.psz_language )
- {
- free( p_owner->fmt.psz_language );
- p_owner->fmt.psz_language =
- strdup( p_dec->fmt_in.psz_language );
- }
-
- p_owner->p_sout_input =
- sout_InputNew( p_owner->p_sout, &p_owner->fmt );
-
- if( p_owner->p_sout_input == NULL )
- {
- msg_Err( p_dec, "cannot create packetizer output (%4.4s)",
- (char *)&p_owner->fmt.i_codec );
- p_dec->b_error = true;
-
- block_ChainRelease(p_sout_block);
- break;
- }
- }
-
- while( p_sout_block )
- {
- block_t *p_next = p_sout_block->p_next;
-
- p_sout_block->p_next = NULL;
-
- if( DecoderPlaySout( p_dec, p_sout_block ) == VLC_EGENERIC )
- {
- msg_Err( p_dec, "cannot continue streaming due to errors" );
-
- p_dec->b_error = true;
-
- /* Cleanup */
- block_ChainRelease( p_next );
- return;
- }
-
- p_sout_block = p_next;
- }
- }
-}
-#endif
-
/* This function process a video block
*/
static void DecoderProcessVideo( decoder_t *p_dec, block_t *p_block, bool b_flush )
block_t *p_next = p_packetized_block->p_next;
p_packetized_block->p_next = NULL;
- DecoderDecodeVideo( p_dec, p_packetized_block );
+ DecoderDecodeVideo( p_dec, p_packetized_block );
+
+ 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 );
+ }
+ }
+ else
+ {
+ DecoderDecodeVideo( p_dec, p_block );
+ }
+
+ if( b_flush && p_owner->p_vout )
+ vout_Flush( p_owner->p_vout, VLC_TS_INVALID+1 );
+}
+
+static void DecoderPlayAudio( decoder_t *p_dec, block_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 && 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;
+ block_Release( p_audio );
+ return;
+ }
+
+ /* */
+ vlc_mutex_lock( &p_owner->lock );
+
+ if( p_audio && p_owner->b_waiting )
+ {
+ p_owner->b_has_data = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+
+ for( ;; )
+ {
+ bool b_paused;
+
+ bool b_reject = DecoderWaitUnblock( p_dec );
+
+ b_paused = p_owner->b_paused;
+
+ if (!p_audio)
+ break;
+
+ /* */
+ int i_rate = INPUT_RATE_DEFAULT;
+
+ DecoderFixTs( p_dec, &p_audio->i_pts, NULL, &p_audio->i_length,
+ &i_rate, AOUT_MAX_ADVANCE_TIME );
+
+ if( 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( unlikely(p_owner->b_paused != b_paused) )
+ continue; /* race with input thread? retry... */
+ if( p_aout == NULL )
+ b_reject = true;
+
+ if( !b_reject )
+ {
+ assert( !p_owner->b_paused );
+ if( !aout_DecPlay( p_aout, p_audio, i_rate ) )
+ *pi_played_sum += 1;
+ *pi_lost_sum += aout_DecGetResetLost( p_aout );
+ }
+ else
+ {
+ msg_Dbg( p_dec, "discarded audio buffer" );
+ *pi_lost_sum += 1;
+ block_Release( p_audio );
+ }
+
+ break;
+ }
+ vlc_mutex_unlock( &p_owner->lock );
+}
+
+static void DecoderDecodeAudio( decoder_t *p_dec, block_t *p_block )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ block_t *p_aout_buf;
+ int i_decoded = 0;
+ int i_lost = 0;
+ int i_played = 0;
+
+ if (!p_block) {
+ /* Play a NULL block to output buffered frames */
+ DecoderPlayAudio( p_dec, NULL, &i_played, &i_lost );
+ }
+ else while( (p_aout_buf = p_dec->pf_decode_audio( p_dec, &p_block )) )
+ {
+ if( DecoderIsFlushing( p_dec ) )
+ {
+ /* It prevent freezing VLC in case of broken decoder */
+ block_Release( p_aout_buf );
+ if( p_block )
+ block_Release( p_block );
+ break;
+ }
+ i_decoded++;
- p_packetized_block = p_next;
- }
+ if( p_owner->i_preroll_end > VLC_TS_INVALID &&
+ p_aout_buf->i_pts < p_owner->i_preroll_end )
+ {
+ block_Release( p_aout_buf );
+ continue;
}
- /* The packetizer does not output a block that tell the decoder to flush
- * do it ourself */
- if( b_flush )
+
+ if( p_owner->i_preroll_end > VLC_TS_INVALID )
{
- block_t *p_null = DecoderBlockFlushNew();
- if( p_null )
- DecoderDecodeVideo( p_dec, p_null );
+ 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 );
}
- else
+
+ /* 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) )
{
- DecoderDecodeVideo( p_dec, p_block );
+ vlc_mutex_lock( &p_input->p->counters.counters_lock);
+ stats_Update( p_input->p->counters.p_lost_abuffers, i_lost, NULL );
+ stats_Update( p_input->p->counters.p_played_abuffers, i_played, NULL );
+ stats_Update( p_input->p->counters.p_decoded_audio, i_decoded, NULL );
+ vlc_mutex_unlock( &p_input->p->counters.counters_lock);
}
-
- if( b_flush && p_owner->p_vout )
- vout_Flush( p_owner->p_vout, VLC_TS_INVALID+1 );
}
/* This function process a audio block
aout_DecFlush( p_owner->p_aout );
}
+static void DecoderPlaySpu( decoder_t *p_dec, subpicture_t *p_subpic )
+{
+ 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 )
+ {
+ msg_Warn( p_dec, "non-dated spu buffer received" );
+ subpicture_Delete( p_subpic );
+ return;
+ }
+
+ /* */
+ vlc_mutex_lock( &p_owner->lock );
+
+ if( p_owner->b_waiting )
+ {
+ p_owner->b_has_data = true;
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+ }
+
+ bool b_reject = DecoderWaitUnblock( p_dec );
+
+ DecoderFixTs( p_dec, &p_subpic->i_start, &p_subpic->i_stop, NULL,
+ NULL, INT64_MAX );
+
+ if( p_subpic->i_start <= VLC_TS_INVALID )
+ b_reject = true;
+
+ DecoderWaitDate( p_dec, &b_reject,
+ p_subpic->i_start - SPU_MAX_PREPARE_TIME );
+ vlc_mutex_unlock( &p_owner->lock );
+
+ if( !b_reject )
+ vout_PutSubpicture( p_vout, p_subpic );
+ else
+ subpicture_Delete( p_subpic );
+}
+
/* This function process a subtitle block
*/
static void DecoderProcessSpu( 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;
const bool b_flush_request = p_block && (p_block->i_flags & BLOCK_FLAG_CORE_FLUSH);
- if( p_dec->b_error )
+ if( p_dec->b_error )
+ {
+ if( p_block )
+ block_Release( p_block );
+ goto flush;
+ }
+
+ if( p_block && p_block->i_buffer <= 0 )
+ {
+ assert( !b_flush_request );
+ block_Release( p_block );
+ return;
+ }
+
+#ifdef ENABLE_SOUT
+ if( p_owner->b_packetizer )
+ {
+ if( p_block )
+ p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
+
+ DecoderProcessSout( p_dec, p_block );
+ }
+ else
+#endif
+ {
+ bool b_flush = false;
+
+ if( p_block )
+ {
+ const bool b_flushing = p_owner->i_preroll_end == INT64_MAX;
+ DecoderUpdatePreroll( &p_owner->i_preroll_end, p_block );
+
+ b_flush = !b_flushing && b_flush_request;
+
+ p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
+ }
+
+ if( p_dec->fmt_out.i_cat == AUDIO_ES )
+ {
+ DecoderProcessAudio( p_dec, p_block, b_flush );
+ }
+ else if( p_dec->fmt_out.i_cat == VIDEO_ES )
+ {
+ DecoderProcessVideo( p_dec, p_block, b_flush );
+ }
+ else if( p_dec->fmt_out.i_cat == SPU_ES )
+ {
+ DecoderProcessSpu( p_dec, p_block, b_flush );
+ }
+ else
+ {
+ msg_Err( p_dec, "unknown ES format" );
+ p_dec->b_error = true;
+ }
+ }
+
+ /* */
+flush:
+ if( b_flush_request )
+ DecoderProcessOnFlush( 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;
+
+ vlc_fifo_Lock( p_owner->p_fifo );
+ vlc_fifo_CleanupPush( p_owner->p_fifo );
+
+ while( vlc_fifo_IsEmpty( p_owner->p_fifo ) )
+ {
+ if( p_owner->b_woken )
+ break;
+ vlc_fifo_Wait( 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. */
+ }
+
+ p_block = vlc_fifo_DequeueUnlocked( p_owner->p_fifo );
+ if( p_block != NULL )
+ vlc_cond_signal( &p_owner->wait_acknowledge );
+
+ p_owner->b_woken = false;
+ vlc_cleanup_run();
+
+ if( p_block == NULL || p_block->i_flags & BLOCK_FLAG_CORE_EOS )
+ DecoderSignalWait( p_dec );
+
+ 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;
+ }
+
+ DecoderProcess( p_dec, p_block );
+
+ vlc_restorecancel( canc );
+ }
+ }
+ return NULL;
+}
+
+/**
+ * Create a decoder object
+ *
+ * \param p_input the input thread
+ * \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,
+ const 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) )
{
- if( p_block )
- block_Release( p_block );
- goto flush;
+ 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;
+ es_format_Init( &p_owner->fmt, UNKNOWN_ES, 0 );
- if( p_block && p_block->i_buffer <= 0 )
+ /* decoder fifo */
+ p_owner->b_woken = false;
+ p_owner->p_fifo = block_FifoNew();
+ if( unlikely(p_owner->p_fifo == NULL) )
{
- assert( !b_flush_request );
- block_Release( p_block );
- return;
+ free( p_owner );
+ vlc_object_release( p_dec );
+ return NULL;
}
-#ifdef ENABLE_SOUT
- if( p_owner->b_packetizer )
- {
- if( p_block )
- p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
+ /* Set buffers allocation callbacks for the decoders */
+ p_dec->pf_aout_format_update = aout_update_format;
+ p_dec->pf_vout_format_update = vout_update_format;
+ p_dec->pf_vout_buffer_new = vout_new_buffer;
+ p_dec->pf_spu_buffer_new = spu_new_buffer;
+ /* */
+ p_dec->pf_get_attachments = DecoderGetInputAttachments;
+ p_dec->pf_get_display_date = DecoderGetDisplayDate;
+ p_dec->pf_get_display_rate = DecoderGetDisplayRate;
- DecoderProcessSout( p_dec, p_block );
- }
+ /* Find a suitable decoder/packetizer module */
+ if( !b_packetizer )
+ p_dec->p_module = module_need( p_dec, "decoder", "$codec", false );
else
-#endif
- {
- bool b_flush = false;
+ p_dec->p_module = module_need( p_dec, "packetizer", "$packetizer", false );
- if( p_block )
+ /* Check if decoder requires already packetized data */
+ if( !b_packetizer &&
+ p_dec->b_need_packetized && !p_dec->fmt_in.b_packetized )
+ {
+ p_owner->p_packetizer =
+ vlc_custom_create( p_parent, sizeof( decoder_t ), "packetizer" );
+ if( p_owner->p_packetizer )
{
- const bool b_flushing = p_owner->i_preroll_end == INT64_MAX;
- DecoderUpdatePreroll( &p_owner->i_preroll_end, p_block );
+ es_format_Copy( &p_owner->p_packetizer->fmt_in,
+ &p_dec->fmt_in );
- b_flush = !b_flushing && b_flush_request;
+ es_format_Copy( &p_owner->p_packetizer->fmt_out,
+ &null_es_format );
- p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
- }
+ p_owner->p_packetizer->p_module =
+ module_need( p_owner->p_packetizer,
+ "packetizer", "$packetizer", false );
- if( p_dec->fmt_out.i_cat == AUDIO_ES )
- {
- DecoderProcessAudio( p_dec, p_block, b_flush );
- }
- else if( p_dec->fmt_out.i_cat == VIDEO_ES )
- {
- DecoderProcessVideo( p_dec, p_block, b_flush );
- }
- else if( p_dec->fmt_out.i_cat == SPU_ES )
- {
- DecoderProcessSpu( p_dec, p_block, b_flush );
+ if( !p_owner->p_packetizer->p_module )
+ {
+ es_format_Clean( &p_owner->p_packetizer->fmt_in );
+ vlc_object_release( p_owner->p_packetizer );
+ p_owner->p_packetizer = NULL;
+ }
}
- else
+ }
+
+ /* Copy ourself the input replay gain */
+ if( fmt->i_cat == AUDIO_ES )
+ {
+ for( unsigned i = 0; i < AUDIO_REPLAY_GAIN_MAX; i++ )
{
- msg_Err( p_dec, "unknown ES format" );
- p_dec->b_error = true;
+ 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];
+ }
}
}
/* */
-flush:
- if( b_flush_request )
- DecoderProcessOnFlush( p_dec );
+ 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;
+ p_owner->p_description = NULL;
+
+ p_owner->b_paused = false;
+ p_owner->pause.i_date = VLC_TS_INVALID;
+ p_owner->pause.i_ignore = 0;
+
+ p_owner->b_waiting = false;
+ p_owner->b_first = true;
+ p_owner->b_has_data = false;
+
+ 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;
}
/**
free( p_owner );
}
-/*****************************************************************************
- * Buffers allocation callbacks for the decoders
- *****************************************************************************/
-static void DecoderUpdateFormatLocked( decoder_t *p_dec )
+/* */
+static void DecoderUnsupportedCodec( decoder_t *p_dec, vlc_fourcc_t codec )
{
- decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ if (codec != VLC_FOURCC('u','n','d','f')) {
+ const char *desc = vlc_fourcc_GetDescription(p_dec->fmt_in.i_cat, codec);
+ if (!desc || !*desc)
+ desc = N_("No description for this codec");
+ msg_Err( p_dec, "Codec `%4.4s' (%s) is not supported.", (char*)&codec, desc );
+ dialog_Fatal( p_dec, _("Codec not supported"),
+ _("VLC could not decode the format \"%4.4s\" (%s)"),
+ (char*)&codec, desc );
+ } else {
+ msg_Err( p_dec, "could not identify codec" );
+ dialog_Fatal( p_dec, _("Unidentified codec"),
+ _("VLC could not identify the audio or video codec" ) );
+ }
+}
- vlc_assert_locked( &p_owner->lock );
+/* TODO: pass p_sout through p_resource? -- Courmisch */
+static decoder_t *decoder_New( vlc_object_t *p_parent, input_thread_t *p_input,
+ const 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;
- p_owner->b_fmt_description = true;
+ /* Create the decoder configuration structure */
+ p_dec = CreateDecoder( p_parent, p_input, fmt,
+ p_sout != NULL, p_resource, p_sout );
+ if( p_dec == 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;
+ }
- /* 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;
+ if( !p_dec->p_module )
+ {
+ DecoderUnsupportedCodec( p_dec, fmt->i_codec );
+
+ DeleteDecoder( p_dec );
+ return NULL;
+ }
+
+ 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
+ i_priority = VLC_THREAD_PRIORITY_VIDEO;
+
+ /* Spawn the decoder thread */
+ if( vlc_clone( &p_dec->p_owner->thread, DecoderThread, p_dec, i_priority ) )
+ {
+ msg_Err( p_dec, "cannot spawn decoder thread" );
+ module_unneed( p_dec, p_dec->p_module );
+ DeleteDecoder( p_dec );
+ return NULL;
+ }
+
+ return p_dec;
}
-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;
+/**
+ * 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, const es_format_t *fmt,
+ input_resource_t *p_resource )
+{
+ return decoder_New( p_parent, NULL, fmt, NULL, p_resource, NULL );
}
-static int aout_update_format( decoder_t *p_dec )
+
+/**
+ * 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_DecoderDelete( decoder_t *p_dec )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
- if( p_owner->p_aout
- && !AOUT_FMTS_IDENTICAL(&p_dec->fmt_out.audio, &p_owner->fmt.audio) )
- {
- audio_output_t *p_aout = p_owner->p_aout;
+ vlc_cancel( p_owner->thread );
- /* Parameters changed, restart the aout */
- vlc_mutex_lock( &p_owner->lock );
+ /* Make sure we aren't paused/waiting/decoding anymore */
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->b_paused = false;
+ p_owner->b_waiting = false;
+ p_owner->b_flushing = true;
+ vlc_cond_signal( &p_owner->wait_request );
+ vlc_mutex_unlock( &p_owner->lock );
- aout_DecDelete( p_owner->p_aout );
- p_owner->p_aout = NULL;
+ vlc_join( p_owner->thread, NULL );
- vlc_mutex_unlock( &p_owner->lock );
- input_resource_PutAout( p_owner->p_resource, p_aout );
- }
+ module_unneed( p_dec, p_dec->p_module );
- if( p_owner->p_aout == NULL )
+ /* */
+ if( p_dec->p_owner->cc.b_supported )
{
- p_dec->fmt_out.audio.i_format = p_dec->fmt_out.i_codec;
+ int i;
+ for( i = 0; i < 4; i++ )
+ input_DecoderSetCcState( p_dec, false, i );
+ }
- audio_sample_format_t format = p_dec->fmt_out.audio;
- aout_FormatPrepare( &format );
+ /* Delete decoder */
+ DeleteDecoder( p_dec );
+}
- const int i_force_dolby = var_InheritInteger( p_dec, "force-dolby-surround" );
- if( i_force_dolby &&
- (format.i_original_channels&AOUT_CHAN_PHYSMASK) ==
- (AOUT_CHAN_LEFT|AOUT_CHAN_RIGHT) )
+/**
+ * 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, bool b_do_pace )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_fifo_Lock( p_owner->p_fifo );
+ if( !b_do_pace )
+ {
+ /* FIXME: ideally we would check the time amount of data
+ * in the FIFO instead of its size. */
+ /* 400 MiB, i.e. ~ 50mb/s for 60s */
+ if( vlc_fifo_GetBytes( p_owner->p_fifo ) > 400*1024*1024 )
{
- if( i_force_dolby == 1 )
- {
- format.i_original_channels = format.i_original_channels |
- AOUT_CHAN_DOLBYSTEREO;
- }
- else /* i_force_dolby == 2 */
- {
- format.i_original_channels = format.i_original_channels &
- ~AOUT_CHAN_DOLBYSTEREO;
- }
+ msg_Warn( p_dec, "decoder/packetizer fifo full (data not "
+ "consumed quickly enough), resetting fifo!" );
+ block_ChainRelease( vlc_fifo_DequeueAllUnlocked( p_owner->p_fifo ) );
}
+ }
+ else
+ if( !p_owner->b_waiting )
+ { /* The FIFO is not consumed when waiting, so pacing would deadlock VLC.
+ * Locking is not necessary as b_waiting is only read, not written by
+ * the decoder thread. */
+ while( vlc_fifo_GetCount( p_owner->p_fifo ) >= 10 )
+ vlc_fifo_WaitCond( p_owner->p_fifo, &p_owner->wait_acknowledge );
+ }
- aout_request_vout_t request_vout = {
- .pf_request_vout = aout_request_vout,
- .p_private = p_dec,
- };
- audio_output_t *p_aout;
+ vlc_fifo_QueueUnlocked( p_owner->p_fifo, p_block );
+ vlc_fifo_Unlock( p_owner->p_fifo );
+}
- p_aout = input_resource_GetAout( p_owner->p_resource );
- if( p_aout )
- {
- if( aout_DecNew( p_aout, &format,
- &p_dec->fmt_out.audio_replay_gain,
- &request_vout ) )
- {
- input_resource_PutAout( p_owner->p_resource, p_aout );
- p_aout = NULL;
- }
- }
+bool input_DecoderIsEmpty( decoder_t * p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ assert( !p_owner->b_waiting );
+ 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_owner->fmt.i_cat == VIDEO_ES && p_owner->p_vout )
+ b_empty = vout_IsEmpty( p_owner->p_vout );
+ else if( p_owner->fmt.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;
+}
- p_owner->p_aout = p_aout;
+static void DecoderFlush( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- es_format_Clean( &p_owner->fmt );
- es_format_Copy( &p_owner->fmt, &p_dec->fmt_out );
- aout_FormatPrepare( &p_owner->fmt.audio );
+ vlc_assert_locked( &p_owner->lock );
- DecoderUpdateFormatLocked( p_dec );
+ /* Empty the fifo */
+ block_FifoEmpty( p_owner->p_fifo );
- if( unlikely(p_owner->b_paused) && p_aout != NULL )
- /* fake pause if needed */
- aout_DecChangePause( p_aout, true, mdate() );
+ /* Monitor for flush end */
+ p_owner->b_flushing = true;
+ vlc_cond_signal( &p_owner->wait_request );
- vlc_mutex_unlock( &p_owner->lock );
+ /* Send a special block */
+ block_t *p_null = DecoderBlockFlushNew();
+ if( !p_null )
+ return;
+ input_DecoderDecode( p_dec, p_null, false );
- if( p_owner->p_input != NULL )
- input_SendEventAout( p_owner->p_input );
+ /* */
+ while( p_owner->b_flushing )
+ vlc_cond_wait( &p_owner->wait_acknowledge, &p_owner->lock );
+}
- if( p_aout == NULL )
- {
- msg_Err( p_dec, "failed to create audio output" );
- p_dec->b_error = true;
- return -1;
- }
+/**
+ * Requests that the decoder immediately discard all pending buffers.
+ * This is useful at end of stream, when seeking or when deselecting a stream.
+ */
+void input_DecoderFlush( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- p_dec->fmt_out.audio.i_bytes_per_frame =
- p_owner->fmt.audio.i_bytes_per_frame;
- p_dec->fmt_out.audio.i_frame_length =
- p_owner->fmt.audio.i_frame_length;
- }
- return 0;
+ vlc_mutex_lock( &p_owner->lock );
+ DecoderFlush( p_dec );
+ vlc_mutex_unlock( &p_owner->lock );
}
-static int vout_update_format( decoder_t *p_dec )
+void input_DecoderIsCcPresent( decoder_t *p_dec, bool pb_present[4] )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ int i;
- if( p_owner->p_vout == NULL
- || p_dec->fmt_out.video.i_width != p_owner->fmt.video.i_width
- || p_dec->fmt_out.video.i_height != p_owner->fmt.video.i_height
- || p_dec->fmt_out.video.i_visible_width != p_owner->fmt.video.i_visible_width
- || p_dec->fmt_out.video.i_visible_height != p_owner->fmt.video.i_visible_height
- || p_dec->fmt_out.video.i_x_offset != p_owner->fmt.video.i_x_offset
- || p_dec->fmt_out.video.i_y_offset != p_owner->fmt.video.i_y_offset
- || p_dec->fmt_out.i_codec != p_owner->fmt.video.i_chroma
- || (int64_t)p_dec->fmt_out.video.i_sar_num * p_owner->fmt.video.i_sar_den !=
- (int64_t)p_dec->fmt_out.video.i_sar_den * p_owner->fmt.video.i_sar_num ||
- p_dec->fmt_out.video.orientation != p_owner->fmt.video.orientation )
- {
- vout_thread_t *p_vout;
+ 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 );
+}
- if( !p_dec->fmt_out.video.i_width ||
- !p_dec->fmt_out.video.i_height )
- {
- /* Can't create a new vout without display size */
- return -1;
- }
+int input_DecoderSetCcState( decoder_t *p_dec, bool b_decode, int i_channel )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- video_format_t fmt = p_dec->fmt_out.video;
- fmt.i_chroma = p_dec->fmt_out.i_codec;
+ //msg_Warn( p_dec, "input_DecoderSetCcState: %d @%d", b_decode, i_channel );
- if( vlc_fourcc_IsYUV( fmt.i_chroma ) )
- {
- const vlc_chroma_description_t *dsc = vlc_fourcc_GetChromaDescription( fmt.i_chroma );
- for( unsigned int i = 0; dsc && i < dsc->plane_count; i++ )
- {
- while( fmt.i_width % dsc->p[i].w.den )
- fmt.i_width++;
- while( fmt.i_height % dsc->p[i].h.den )
- fmt.i_height++;
- }
- }
+ if( i_channel < 0 || i_channel >= 4 || !p_owner->cc.pb_present[i_channel] )
+ return VLC_EGENERIC;
- 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 )
- {
- fmt.i_visible_width = p_dec->fmt_in.video.i_visible_width;
- fmt.i_visible_height = p_dec->fmt_in.video.i_visible_height;
- fmt.i_x_offset = p_dec->fmt_in.video.i_x_offset;
- fmt.i_y_offset = p_dec->fmt_in.video.i_y_offset;
- }
- else
- {
- fmt.i_visible_width = fmt.i_width;
- fmt.i_visible_height = fmt.i_height;
- fmt.i_x_offset = 0;
- fmt.i_y_offset = 0;
- }
- }
+ if( b_decode )
+ {
+ 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;
- if( fmt.i_visible_height == 1088 &&
- var_CreateGetBool( p_dec, "hdtv-fix" ) )
+ es_format_Init( &fmt, SPU_ES, fcc[i_channel] );
+ p_cc = input_DecoderNew( p_owner->p_input, &fmt,
+ p_dec->p_owner->p_clock, p_owner->p_sout );
+ if( !p_cc )
{
- 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)");
+ 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;
}
-
- if( !fmt.i_sar_num || !fmt.i_sar_den )
+ else if( !p_cc->p_module )
{
- fmt.i_sar_num = 1;
- fmt.i_sar_den = 1;
+ DecoderUnsupportedCodec( p_dec, fcc[i_channel] );
+ input_DecoderDelete(p_cc);
+ return VLC_EGENERIC;
}
-
- vlc_ureduce( &fmt.i_sar_num, &fmt.i_sar_den,
- fmt.i_sar_num, fmt.i_sar_den, 50000 );
+ p_cc->p_owner->p_clock = p_owner->p_clock;
vlc_mutex_lock( &p_owner->lock );
-
- p_vout = p_owner->p_vout;
- p_owner->p_vout = NULL;
+ p_owner->cc.pp_decoder[i_channel] = p_cc;
vlc_mutex_unlock( &p_owner->lock );
+ }
+ else
+ {
+ decoder_t *p_cc;
- unsigned dpb_size;
- switch( p_dec->fmt_in.i_codec )
- {
- case VLC_CODEC_HEVC:
- 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 +
- p_dec->i_extra_picture_buffers + 1,
- true );
vlc_mutex_lock( &p_owner->lock );
- p_owner->p_vout = p_vout;
+ p_cc = p_owner->cc.pp_decoder[i_channel];
+ p_owner->cc.pp_decoder[i_channel] = NULL;
+ vlc_mutex_unlock( &p_owner->lock );
- es_format_Clean( &p_owner->fmt );
- es_format_Copy( &p_owner->fmt, &p_dec->fmt_out );
- p_owner->fmt.video.i_chroma = p_dec->fmt_out.i_codec;
+ if( p_cc )
+ input_DecoderDelete(p_cc);
+ }
+ return VLC_SUCCESS;
+}
- DecoderUpdateFormatLocked( p_dec );
+int input_DecoderGetCcState( decoder_t *p_dec, bool *pb_decode, int i_channel )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- vlc_mutex_unlock( &p_owner->lock );
+ *pb_decode = false;
+ if( i_channel < 0 || i_channel >= 4 || !p_owner->cc.pb_present[i_channel] )
+ return VLC_EGENERIC;
- if( p_owner->p_input != NULL )
- input_SendEventVout( p_owner->p_input );
- if( p_vout == NULL )
+ 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_DecoderChangePause( decoder_t *p_dec, bool b_paused, mtime_t i_date )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ vlc_mutex_lock( &p_owner->lock );
+ /* Normally, p_owner->b_paused != b_paused here. But if a track is added
+ * while the input is paused (e.g. add sub file), then b_paused is
+ * (incorrectly) false. */
+ if( likely(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 );
+
+ /* 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_owner->fmt.i_cat == AUDIO_ES )
{
- msg_Err( p_dec, "failed to create video output" );
- p_dec->b_error = true;
- return -1;
+ if( p_owner->p_aout )
+ aout_DecChangePause( p_owner->p_aout, b_paused, i_date );
+ }
+ else if( p_owner->fmt.i_cat == VIDEO_ES )
+ {
+ if( p_owner->p_vout )
+ vout_ChangePause( p_owner->p_vout, b_paused, i_date );
}
}
- return 0;
+ vlc_mutex_unlock( &p_owner->lock );
}
-static picture_t *vout_new_buffer( decoder_t *p_dec )
+void input_DecoderChangeDelay( decoder_t *p_dec, mtime_t i_delay )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
- for( ;; )
- {
- if( DecoderIsFlushing( p_dec ) || p_dec->b_error )
- return NULL;
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->i_ts_delay = i_delay;
+ vlc_mutex_unlock( &p_owner->lock );
+}
- picture_t *p_picture = vout_GetPicture( p_owner->p_vout );
- if( p_picture )
- return p_picture;
+void input_DecoderStartWait( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- /* */
- DecoderSignalWait( p_dec );
+ assert( !p_owner->b_waiting );
- /* Check the decoder doesn't leak pictures */
- vout_FixLeaks( p_owner->p_vout );
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->b_first = true;
+ p_owner->b_has_data = false;
+ p_owner->b_waiting = true;
+ vlc_cond_signal( &p_owner->wait_request );
+ vlc_mutex_unlock( &p_owner->lock );
+}
- /* FIXME add a vout_WaitPictureAvailable (timedwait) */
- msleep( VOUT_OUTMEM_SLEEP );
- }
+void input_DecoderStopWait( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+
+ assert( p_owner->b_waiting );
+
+ vlc_mutex_lock( &p_owner->lock );
+ p_owner->b_waiting = false;
+ vlc_cond_signal( &p_owner->wait_request );
+ vlc_mutex_unlock( &p_owner->lock );
}
-static subpicture_t *spu_new_buffer( decoder_t *p_dec,
- const subpicture_updater_t *p_updater )
+void input_DecoderWait( decoder_t *p_dec )
{
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-- )
+ assert( p_owner->b_waiting );
+
+ vlc_mutex_lock( &p_owner->lock );
+ while( !p_owner->b_has_data )
{
- if( DecoderIsFlushing( p_dec ) || p_dec->b_error )
- break;
+ vlc_fifo_Lock( p_owner->p_fifo );
+ p_owner->b_woken = true;
+ vlc_fifo_Signal( p_owner->p_fifo );
+ vlc_fifo_Unlock( p_owner->p_fifo );
+ vlc_cond_wait( &p_owner->wait_acknowledge, &p_owner->lock );
+ }
+ vlc_mutex_unlock( &p_owner->lock );
+}
- p_vout = input_resource_HoldVout( p_owner->p_resource );
- if( p_vout )
- break;
+void input_DecoderFrameNext( decoder_t *p_dec, mtime_t *pi_duration )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- msleep( DECODER_SPU_VOUT_WAIT_DURATION );
- }
+ *pi_duration = 0;
- if( !p_vout )
+ vlc_mutex_lock( &p_owner->lock );
+ if( p_owner->fmt.i_cat == VIDEO_ES )
{
- msg_Warn( p_dec, "no vout found, dropping subpicture" );
- return NULL;
+ 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 );
+ }
}
-
- if( p_owner->p_spu_vout != p_vout )
+ else
{
- p_owner->i_spu_channel = vout_RegisterSubpictureChannel( p_vout );
- p_owner->i_spu_order = 0;
- p_owner->p_spu_vout = p_vout;
+ /* TODO subtitle should not be flushed */
+ p_owner->b_waiting = false;
+ DecoderFlush( p_dec );
}
+ vlc_mutex_unlock( &p_owner->lock );
+}
- p_subpic = subpicture_New( p_updater );
- if( p_subpic )
+bool input_DecoderHasFormatChanged( decoder_t *p_dec, es_format_t *p_fmt, vlc_meta_t **pp_meta )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
+ bool b_changed;
+
+ vlc_mutex_lock( &p_owner->lock );
+ b_changed = p_owner->b_fmt_description;
+ if( b_changed )
{
- p_subpic->i_channel = p_owner->i_spu_channel;
- p_subpic->i_order = p_owner->i_spu_order++;
- p_subpic->b_subtitle = true;
+ if( p_fmt != NULL )
+ es_format_Copy( p_fmt, &p_owner->fmt );
+
+ if( pp_meta )
+ {
+ *pp_meta = NULL;
+ if( p_owner->p_description )
+ {
+ *pp_meta = vlc_meta_New();
+ if( *pp_meta )
+ vlc_meta_Merge( *pp_meta, p_owner->p_description );
+ }
+ }
+ p_owner->b_fmt_description = false;
}
+ vlc_mutex_unlock( &p_owner->lock );
+ return b_changed;
+}
- vlc_object_release( p_vout );
+size_t input_DecoderGetFifoSize( decoder_t *p_dec )
+{
+ decoder_owner_sys_t *p_owner = p_dec->p_owner;
- return p_subpic;
+ 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 );
}
projects / vlc / commitdiff