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Commit f57bfd97 authored by Laurent Aimar's avatar Laurent Aimar
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More accurate decoder flush.

parent 71c7fae2
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Showing with 96 additions and 23 deletions
src/input/decoder.c
View file @ f57bfd97
......@@ -114,6 +114,9 @@ struct decoder_owner_sys_t
bool b_paused;
mtime_t i_pause_date;
/* Flushing */
bool b_flushing;
/* CC */
struct
{
......@@ -493,12 +496,22 @@ void input_DecoderFlush( decoder_t *p_dec )
decoder_owner_sys_t *p_owner = p_dec->p_owner;
block_t *p_null;
/* Empty the fifo */
if( p_owner->b_own_thread )
{
/* Empty the fifo */
block_FifoEmpty( p_owner->p_fifo );
/* Monitor for flush end */
vlc_mutex_lock( &p_owner->lock );
p_owner->b_flushing = true;
vlc_cond_signal( &p_owner->wait );
vlc_mutex_unlock( &p_owner->lock );
}
/* Send a special block */
p_null = block_New( p_dec, 128 );
if( !p_null )
return;
p_null->i_flags |= BLOCK_FLAG_DISCONTINUITY;
p_null->i_flags |= BLOCK_FLAG_CORE_FLUSH;
if( !p_dec->fmt_in.b_packetized )
......@@ -506,6 +519,15 @@ void input_DecoderFlush( decoder_t *p_dec )
memset( p_null->p_buffer, 0, p_null->i_buffer );
input_DecoderDecode( p_dec, p_null );
/* */
if( p_owner->b_own_thread )
{
vlc_mutex_lock( &p_owner->lock );
while( p_owner->b_flushing )
vlc_cond_wait( &p_owner->wait, &p_owner->lock );
vlc_mutex_unlock( &p_owner->lock );
}
}
/**
......@@ -647,6 +669,7 @@ static decoder_t * CreateDecoder( input_thread_t *p_input,
vlc_cond_init( &p_owner->wait );
p_owner->b_paused = false;
p_owner->i_pause_date = 0;
p_owner->b_flushing = false;
for( i = 0; i < 4; i++ )
{
p_owner->cc.pb_present[i] = false;
......@@ -697,18 +720,50 @@ static void *DecoderThread( vlc_object_t *p_this )
return NULL;
}
static void DecoderWaitUnpause( decoder_t *p_dec )
static void DecoderWaitUnpause( decoder_t *p_dec, bool *pb_reject )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
vlc_mutex_lock( &p_owner->lock );
while( p_owner->b_paused )
while( p_owner->b_paused && !p_owner->b_flushing )
vlc_cond_wait( &p_owner->wait, &p_owner->lock );
if( pb_reject )
*pb_reject = p_owner->b_flushing;
vlc_mutex_unlock( &p_owner->lock );
}
static void DecoderSignalFlushed( decoder_t *p_dec )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
vlc_mutex_lock( &p_owner->lock );
if( p_owner->b_flushing )
{
p_owner->b_flushing = false;
vlc_cond_signal( &p_owner->wait );
}
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 DecoderGetDelays( decoder_t *p_dec, mtime_t *pi_ts_delay, mtime_t *pi_es_delay )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
......@@ -896,7 +951,8 @@ static void DecoderDecodeAudio( decoder_t *p_dec, block_t *p_block )
p_owner->i_preroll_end = -1;
}
DecoderWaitUnpause( p_dec );
bool b_reject;
DecoderWaitUnpause( p_dec, &b_reject );
int i_rate = INPUT_RATE_DEFAULT;
mtime_t i_ts_delay;
......@@ -912,7 +968,8 @@ static void DecoderDecodeAudio( decoder_t *p_dec, block_t *p_block )
const mtime_t i_max_date = mdate() + i_ts_delay +
i_es_delay * i_rate / INPUT_RATE_DEFAULT + AOUT_MAX_ADVANCE_TIME;
if( p_aout_buf->start_date > 0 &&
if( !b_reject &&
p_aout_buf->start_date > 0 &&
p_aout_buf->start_date <= i_max_date &&
i_rate >= INPUT_RATE_DEFAULT/AOUT_MAX_INPUT_RATE &&
i_rate <= INPUT_RATE_DEFAULT*AOUT_MAX_INPUT_RATE )
......@@ -1179,7 +1236,8 @@ static void DecoderDecodeVideo( decoder_t *p_dec, block_t *p_block )
( !p_owner->p_packetizer || !p_owner->p_packetizer->pf_get_cc ) )
DecoderGetCc( p_dec, p_dec );
DecoderWaitUnpause( p_dec );
bool b_reject;
DecoderWaitUnpause( p_dec, &b_reject );
mtime_t i_ts_delay;
mtime_t i_es_delay;
......@@ -1192,7 +1250,8 @@ static void DecoderDecodeVideo( decoder_t *p_dec, block_t *p_block )
const mtime_t i_max_date = mdate() + i_ts_delay +
i_es_delay * i_rate / INPUT_RATE_DEFAULT + VOUT_BOGUS_DELAY;
if( p_pic->date > 0 && p_pic->date < i_max_date )
if( !b_reject &&
p_pic->date > 0 && p_pic->date < i_max_date )
{
if( i_rate != p_owner->i_last_rate )
{
......@@ -1295,7 +1354,7 @@ static void DecoderProcessSout( decoder_t *p_dec, block_t *p_block )
p_sout_block->p_next = NULL;
DecoderWaitUnpause( p_dec );
DecoderWaitUnpause( p_dec, NULL );
mtime_t i_ts_delay;
mtime_t i_es_delay;
......@@ -1332,9 +1391,6 @@ static void DecoderProcessVideo( decoder_t *p_dec, block_t *p_block, bool b_flus
{
decoder_owner_sys_t *p_owner = (decoder_owner_sys_t *)p_dec->p_owner;
if( b_flush && p_owner->p_vout )
VoutFlushPicture( p_owner->p_vout, 1 );
if( p_owner->p_packetizer )
{
block_t *p_packetized_block;
......@@ -1366,6 +1422,9 @@ static void DecoderProcessVideo( decoder_t *p_dec, block_t *p_block, bool b_flus
{
DecoderDecodeVideo( p_dec, p_block );
}
if( b_flush && p_owner->p_vout )
VoutFlushPicture( p_owner->p_vout, 1 );
}
/* This function process a audio block
......@@ -1451,19 +1510,23 @@ static void DecoderProcessSpu( decoder_t *p_dec, block_t *p_block, bool b_flush
}
else
{
DecoderWaitUnpause( p_dec );
bool b_reject;
DecoderWaitUnpause( p_dec, &b_reject );
mtime_t i_ts_delay;
mtime_t i_es_delay;
DecoderGetDelays( p_dec, &i_ts_delay, &i_es_delay );
DecoderSpuBufferFixTs( p_spu, p_owner->p_clock, i_ts_delay, i_es_delay, b_telx );
spu_DisplaySubpicture( p_vout->p_spu, p_spu );
if( !b_reject )
spu_DisplaySubpicture( p_vout->p_spu, p_spu );
else
subpicture_Delete( p_spu );
}
}
else
{
msg_Warn( p_dec, "no vout found, leaking subpicture" );
subpicture_Delete( p_spu );
}
if( p_vout )
vlc_object_release( p_vout );
......@@ -1480,9 +1543,11 @@ static void DecoderProcessSpu( decoder_t *p_dec, block_t *p_block, bool b_flush
static int DecoderProcess( decoder_t *p_dec, block_t *p_block )
{
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;
}
......@@ -1490,6 +1555,9 @@ static int DecoderProcess( decoder_t *p_dec, block_t *p_block )
#ifdef ENABLE_SOUT
if( p_dec->i_object_type == VLC_OBJECT_PACKETIZER )
{
if( p_block )
p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
DecoderProcessSout( p_dec, p_block );
}
else
......@@ -1502,7 +1570,7 @@ static int DecoderProcess( decoder_t *p_dec, block_t *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 && (p_block->i_flags & BLOCK_FLAG_CORE_FLUSH) != 0;
b_flush = !b_flushing && b_flush_request;
p_block->i_flags &= ~BLOCK_FLAG_CORE_PRIVATE_MASK;
}
......@@ -1526,6 +1594,10 @@ static int DecoderProcess( decoder_t *p_dec, block_t *p_block )
}
}
/* */
if( b_flush_request )
DecoderSignalFlushed( p_dec );
return p_dec->b_error ? VLC_EGENERIC : VLC_SUCCESS;
}
......@@ -1708,7 +1780,6 @@ int vout_CountPictureAvailable( vout_thread_t *p_vout );
static picture_t *vout_new_buffer( decoder_t *p_dec )
{
decoder_owner_sys_t *p_owner = p_dec->p_owner;
picture_t *p_pic;
if( p_owner->p_vout == NULL ||
p_dec->fmt_out.video.i_width != p_owner->video.i_width ||
......@@ -1801,8 +1872,9 @@ static picture_t *vout_new_buffer( decoder_t *p_dec )
/* Get a new picture
*/
for( p_pic = NULL; ; )
for( ;; )
{
picture_t *p_picture;
int i_pic, i_ready_pic;
if( p_dec->b_die || p_dec->b_error )
......@@ -1815,11 +1887,14 @@ static picture_t *vout_new_buffer( decoder_t *p_dec )
*/
if( vout_CountPictureAvailable( p_owner->p_vout ) >= 2 )
{
p_pic = vout_CreatePicture( p_owner->p_vout, 0, 0, 0 );
if( p_pic )
break;
p_picture = vout_CreatePicture( p_owner->p_vout, 0, 0, 0 );
if( p_picture )
return p_picture;
}
if( DecoderIsFlushing( p_dec ) )
return NULL;
/* Check the decoder doesn't leak pictures */
for( i_pic = 0, i_ready_pic = 0; i_pic < p_owner->p_vout->render.i_pictures; i_pic++ )
{
......@@ -1854,7 +1929,7 @@ static picture_t *vout_new_buffer( decoder_t *p_dec )
/* Just free all the pictures */
for( i_pic = 0; i_pic < p_owner->p_vout->render.i_pictures; i_pic++ )
{
const picture_t *p_pic = p_owner->p_vout->render.pp_picture[i_pic];
picture_t *p_pic = p_owner->p_vout->render.pp_picture[i_pic];
if( p_pic->i_status == RESERVED_PICTURE )
vout_DestroyPicture( p_owner->p_vout, p_pic );
......@@ -1865,8 +1940,6 @@ static picture_t *vout_new_buffer( decoder_t *p_dec )
msleep( VOUT_OUTMEM_SLEEP );
}
return p_pic;
}
static void vout_del_buffer( decoder_t *p_dec, picture_t *p_pic )
......
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