X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Faudio_output%2Finput.c;h=b1798d566888da0369c5c7dae8b9fa2950cd37b4;hb=0d8adc76dbf01e54ef043a07a623982a7fa9a426;hp=8c3dcd8f0f94260196623b75eecfe0c43aa68fc1;hpb=d198a80352e084894fcbd20d65ddd43a1c661b81;p=vlc diff --git a/src/audio_output/input.c b/src/audio_output/input.c index 8c3dcd8f0f..b1798d5668 100644 --- a/src/audio_output/input.c +++ b/src/audio_output/input.c @@ -1,8 +1,8 @@ /***************************************************************************** * input.c : internal management of input streams for the audio output ***************************************************************************** - * Copyright (C) 2002 VideoLAN - * $Id: input.c,v 1.12 2002/09/20 23:27:04 massiot Exp $ + * Copyright (C) 2002-2007 the VideoLAN team + * $Id$ * * Authors: Christophe Massiot * @@ -10,7 +10,7 @@ * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the @@ -18,323 +18,594 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /***************************************************************************** * Preamble *****************************************************************************/ -#include /* calloc(), malloc(), free() */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include + +#include #include +#include -#include +#include /* for input_thread_t and i_pts_delay */ #ifdef HAVE_ALLOCA_H # include #endif +#include -#include "audio_output.h" #include "aout_internal.h" +/** FIXME: Ugly but needed to access the counters */ +#include "input/input_internal.h" + +static void inputFailure( aout_instance_t *, aout_input_t *, const char * ); +static void inputDrop( aout_instance_t *, aout_input_t *, aout_buffer_t * ); +static void inputResamplingStop( aout_input_t *p_input ); + +static int VisualizationCallback( vlc_object_t *, char const *, + vlc_value_t, vlc_value_t, void * ); +static int EqualizerCallback( vlc_object_t *, char const *, + vlc_value_t, vlc_value_t, void * ); +static int ReplayGainCallback( vlc_object_t *, char const *, + vlc_value_t, vlc_value_t, void * ); +static void ReplayGainSelect( aout_instance_t *, aout_input_t * ); /***************************************************************************** * aout_InputNew : allocate a new input and rework the filter pipeline *****************************************************************************/ -static aout_input_t * InputNew( aout_instance_t * p_aout, - audio_sample_format_t * p_format ) +int aout_InputNew( aout_instance_t * p_aout, aout_input_t * p_input ) { - aout_input_t * p_input; + audio_sample_format_t chain_input_format; + audio_sample_format_t chain_output_format; + vlc_value_t val, text; + char * psz_filters, *psz_visual; + int i_visual; - vlc_mutex_lock( &p_aout->mixer_lock ); + aout_FormatPrint( p_aout, "input", &p_input->input ); + + p_input->i_nb_resamplers = p_input->i_nb_filters = 0; - if ( p_aout->i_nb_inputs >= AOUT_MAX_INPUTS ) + /* Prepare FIFO. */ + aout_FifoInit( p_aout, &p_input->fifo, p_aout->mixer.mixer.i_rate ); + p_input->p_first_byte_to_mix = NULL; + + /* Prepare format structure */ + memcpy( &chain_input_format, &p_input->input, + sizeof(audio_sample_format_t) ); + memcpy( &chain_output_format, &p_aout->mixer.mixer, + sizeof(audio_sample_format_t) ); + chain_output_format.i_rate = p_input->input.i_rate; + aout_FormatPrepare( &chain_output_format ); + + /* Now add user filters */ + if( var_Type( p_aout, "visual" ) == 0 ) { - msg_Err( p_aout, "too many inputs already (%d)", p_aout->i_nb_inputs ); - vlc_mutex_unlock( &p_aout->mixer_lock ); - return NULL; + var_Create( p_aout, "visual", VLC_VAR_STRING | VLC_VAR_HASCHOICE ); + text.psz_string = _("Visualizations"); + var_Change( p_aout, "visual", VLC_VAR_SETTEXT, &text, NULL ); + val.psz_string = (char*)""; text.psz_string = _("Disable"); + var_Change( p_aout, "visual", VLC_VAR_ADDCHOICE, &val, &text ); + val.psz_string = (char*)"spectrometer"; text.psz_string = _("Spectrometer"); + var_Change( p_aout, "visual", VLC_VAR_ADDCHOICE, &val, &text ); + val.psz_string = (char*)"scope"; text.psz_string = _("Scope"); + var_Change( p_aout, "visual", VLC_VAR_ADDCHOICE, &val, &text ); + val.psz_string = (char*)"spectrum"; text.psz_string = _("Spectrum"); + var_Change( p_aout, "visual", VLC_VAR_ADDCHOICE, &val, &text ); + val.psz_string = (char*)"vuMeter"; text.psz_string = _("Vu meter"); + var_Change( p_aout, "visual", VLC_VAR_ADDCHOICE, &val, &text ); + + /* Look for goom plugin */ + if( module_Exists( VLC_OBJECT(p_aout), "goom" ) ) + { + val.psz_string = (char*)"goom"; text.psz_string = (char*)"Goom"; + var_Change( p_aout, "visual", VLC_VAR_ADDCHOICE, &val, &text ); + } + + /* Look for galaktos plugin */ + if( module_Exists( VLC_OBJECT(p_aout), "galaktos" ) ) + { + val.psz_string = (char*)"galaktos"; text.psz_string = (char*)"GaLaktos"; + var_Change( p_aout, "visual", VLC_VAR_ADDCHOICE, &val, &text ); + } + + if( var_Get( p_aout, "effect-list", &val ) == VLC_SUCCESS ) + { + var_Set( p_aout, "visual", val ); + free( val.psz_string ); + } + var_AddCallback( p_aout, "visual", VisualizationCallback, NULL ); } - p_input = malloc(sizeof(aout_input_t)); - if ( p_input == NULL ) + if( var_Type( p_aout, "equalizer" ) == 0 ) { - msg_Err( p_aout, "out of memory" ); - vlc_mutex_unlock( &p_aout->mixer_lock ); - return NULL; + module_config_t *p_config; + int i; + + p_config = config_FindConfig( VLC_OBJECT(p_aout), "equalizer-preset" ); + if( p_config && p_config->i_list ) + { + var_Create( p_aout, "equalizer", + VLC_VAR_STRING | VLC_VAR_HASCHOICE ); + text.psz_string = _("Equalizer"); + var_Change( p_aout, "equalizer", VLC_VAR_SETTEXT, &text, NULL ); + + val.psz_string = (char*)""; text.psz_string = _("Disable"); + var_Change( p_aout, "equalizer", VLC_VAR_ADDCHOICE, &val, &text ); + + for( i = 0; i < p_config->i_list; i++ ) + { + val.psz_string = (char *)p_config->ppsz_list[i]; + text.psz_string = (char *)p_config->ppsz_list_text[i]; + var_Change( p_aout, "equalizer", VLC_VAR_ADDCHOICE, + &val, &text ); + } + + var_AddCallback( p_aout, "equalizer", EqualizerCallback, NULL ); + } } - vlc_mutex_init( p_aout, &p_input->lock ); - vlc_mutex_lock( &p_input->lock ); + if( var_Type( p_aout, "audio-filter" ) == 0 ) + { + var_Create( p_aout, "audio-filter", + VLC_VAR_STRING | VLC_VAR_DOINHERIT ); + text.psz_string = _("Audio filters"); + var_Change( p_aout, "audio-filter", VLC_VAR_SETTEXT, &text, NULL ); + } + if( var_Type( p_aout, "audio-visual" ) == 0 ) + { + var_Create( p_aout, "audio-visual", + VLC_VAR_STRING | VLC_VAR_DOINHERIT ); + text.psz_string = _("Audio visualizations"); + var_Change( p_aout, "audio-visual", VLC_VAR_SETTEXT, &text, NULL ); + } - if ( p_aout->i_nb_inputs == 0 ) + if( var_Type( p_aout, "audio-replay-gain-mode" ) == 0 ) { - /* Recreate the output using the new format. */ - if ( aout_OutputNew( p_aout, p_format ) < 0 ) + module_config_t *p_config; + int i; + + p_config = config_FindConfig( VLC_OBJECT(p_aout), "audio-replay-gain-mode" ); + if( p_config && p_config->i_list ) { - vlc_mutex_unlock( &p_input->lock ); - vlc_mutex_destroy( &p_input->lock ); - free( p_input ); - vlc_mutex_unlock( &p_aout->mixer_lock ); - return NULL; + var_Create( p_aout, "audio-replay-gain-mode", + VLC_VAR_STRING | VLC_VAR_DOINHERIT ); + + text.psz_string = _("Replay gain"); + var_Change( p_aout, "audio-replay-gain-mode", VLC_VAR_SETTEXT, &text, NULL ); + + for( i = 0; i < p_config->i_list; i++ ) + { + val.psz_string = (char *)p_config->ppsz_list[i]; + text.psz_string = (char *)p_config->ppsz_list_text[i]; + var_Change( p_aout, "audio-replay-gain-mode", VLC_VAR_ADDCHOICE, + &val, &text ); + } + + var_AddCallback( p_aout, "audio-replay-gain-mode", ReplayGainCallback, NULL ); } } - else + if( var_Type( p_aout, "audio-replay-gain-preamp" ) == 0 ) { - aout_MixerDelete( p_aout ); + var_Create( p_aout, "audio-replay-gain-preamp", + VLC_VAR_FLOAT | VLC_VAR_DOINHERIT ); + } + if( var_Type( p_aout, "audio-replay-gain-default" ) == 0 ) + { + var_Create( p_aout, "audio-replay-gain-default", + VLC_VAR_FLOAT | VLC_VAR_DOINHERIT ); + } + if( var_Type( p_aout, "audio-replay-gain-peak-protection" ) == 0 ) + { + var_Create( p_aout, "audio-replay-gain-peak-protection", + VLC_VAR_BOOL | VLC_VAR_DOINHERIT ); } - p_input->b_error = 0; - memcpy( &p_input->input, p_format, - sizeof(audio_sample_format_t) ); - aout_FormatPrepare( &p_input->input ); - - /* Prepare FIFO. */ - aout_FifoInit( p_aout, &p_input->fifo, p_aout->mixer.mixer.i_rate ); - p_input->p_first_byte_to_mix = NULL; - - p_aout->pp_inputs[p_aout->i_nb_inputs] = p_input; - p_aout->i_nb_inputs++; + var_Get( p_aout, "audio-filter", &val ); + psz_filters = val.psz_string; + var_Get( p_aout, "audio-visual", &val ); + psz_visual = val.psz_string; - if ( aout_MixerNew( p_aout ) < 0 ) + /* parse user filter lists */ + for( i_visual = 0; i_visual < 2; i_visual++ ) { - p_aout->i_nb_inputs--; + char *psz_next = NULL; + char *psz_parser = i_visual ? psz_visual : psz_filters; + + if( psz_parser == NULL || !*psz_parser ) + continue; - if ( !p_aout->i_nb_inputs ) + while( psz_parser && *psz_parser ) { - aout_OutputDelete( p_aout ); + aout_filter_t * p_filter = NULL; + + if( p_input->i_nb_filters >= AOUT_MAX_FILTERS ) + { + msg_Dbg( p_aout, "max filters reached (%d)", AOUT_MAX_FILTERS ); + break; + } + + while( *psz_parser == ' ' && *psz_parser == ':' ) + { + psz_parser++; + } + if( ( psz_next = strchr( psz_parser , ':' ) ) ) + { + *psz_next++ = '\0'; + } + if( *psz_parser =='\0' ) + { + break; + } + + /* Create a VLC object */ + static const char typename[] = "audio filter"; + p_filter = vlc_custom_create( p_aout, sizeof(*p_filter), + VLC_OBJECT_GENERIC, typename ); + if( p_filter == NULL ) + { + msg_Err( p_aout, "cannot add user filter %s (skipped)", + psz_parser ); + psz_parser = psz_next; + continue; + } + + vlc_object_attach( p_filter , p_aout ); + + /* try to find the requested filter */ + if( i_visual == 1 ) /* this can only be a visualization module */ + { + /* request format */ + memcpy( &p_filter->input, &chain_output_format, + sizeof(audio_sample_format_t) ); + memcpy( &p_filter->output, &chain_output_format, + sizeof(audio_sample_format_t) ); + + p_filter->p_module = module_Need( p_filter, "visualization", + psz_parser, true ); + } + else /* this can be a audio filter module as well as a visualization module */ + { + /* request format */ + memcpy( &p_filter->input, &chain_input_format, + sizeof(audio_sample_format_t) ); + memcpy( &p_filter->output, &chain_output_format, + sizeof(audio_sample_format_t) ); + + p_filter->p_module = module_Need( p_filter, "audio filter", + psz_parser, true ); + + if ( p_filter->p_module == NULL ) + { + /* if the filter requested a special format, retry */ + if ( !( AOUT_FMTS_IDENTICAL( &p_filter->input, + &chain_input_format ) + && AOUT_FMTS_IDENTICAL( &p_filter->output, + &chain_output_format ) ) ) + { + aout_FormatPrepare( &p_filter->input ); + aout_FormatPrepare( &p_filter->output ); + p_filter->p_module = module_Need( p_filter, + "audio filter", + psz_parser, true ); + } + /* try visual filters */ + else + { + memcpy( &p_filter->input, &chain_output_format, + sizeof(audio_sample_format_t) ); + memcpy( &p_filter->output, &chain_output_format, + sizeof(audio_sample_format_t) ); + p_filter->p_module = module_Need( p_filter, + "visualization", + psz_parser, true ); + } + } + } + + /* failure */ + if ( p_filter->p_module == NULL ) + { + msg_Err( p_aout, "cannot add user filter %s (skipped)", + psz_parser ); + + vlc_object_detach( p_filter ); + vlc_object_release( p_filter ); + + psz_parser = psz_next; + continue; + } + + /* complete the filter chain if necessary */ + if ( !AOUT_FMTS_IDENTICAL( &chain_input_format, &p_filter->input ) ) + { + if ( aout_FiltersCreatePipeline( p_aout, p_input->pp_filters, + &p_input->i_nb_filters, + &chain_input_format, + &p_filter->input ) < 0 ) + { + msg_Err( p_aout, "cannot add user filter %s (skipped)", + psz_parser ); + + module_Unneed( p_filter, p_filter->p_module ); + vlc_object_detach( p_filter ); + vlc_object_release( p_filter ); + + psz_parser = psz_next; + continue; + } + } + + /* success */ + p_filter->b_continuity = false; + p_input->pp_filters[p_input->i_nb_filters++] = p_filter; + memcpy( &chain_input_format, &p_filter->output, + sizeof( audio_sample_format_t ) ); + + /* next filter if any */ + psz_parser = psz_next; } - else + } + free( psz_filters ); + free( psz_visual ); + + /* complete the filter chain if necessary */ + if ( !AOUT_FMTS_IDENTICAL( &chain_input_format, &chain_output_format ) ) + { + if ( aout_FiltersCreatePipeline( p_aout, p_input->pp_filters, + &p_input->i_nb_filters, + &chain_input_format, + &chain_output_format ) < 0 ) { - aout_MixerNew( p_aout ); + inputFailure( p_aout, p_input, "couldn't set an input pipeline" ); + return -1; } - - aout_FifoDestroy( p_aout, &p_input->fifo ); - vlc_mutex_unlock( &p_input->lock ); - vlc_mutex_destroy( &p_input->lock ); - free( p_input ); - vlc_mutex_unlock( &p_aout->mixer_lock ); - - return NULL; } - vlc_mutex_unlock( &p_aout->mixer_lock ); + /* Prepare hints for the buffer allocator. */ + p_input->input_alloc.i_alloc_type = AOUT_ALLOC_HEAP; + p_input->input_alloc.i_bytes_per_sec = -1; - /* Create filters. */ - if ( aout_FiltersCreatePipeline( p_aout, p_input->pp_filters, - &p_input->i_nb_filters, &p_input->input, - &p_aout->mixer.mixer ) < 0 ) + /* Create resamplers. */ + if ( !AOUT_FMT_NON_LINEAR( &p_aout->mixer.mixer ) ) { - msg_Err( p_aout, "couldn't set an input pipeline" ); - - p_aout->i_nb_inputs--; - - aout_MixerDelete( p_aout ); - if ( !p_aout->i_nb_inputs ) + chain_output_format.i_rate = (__MAX(p_input->input.i_rate, + p_aout->mixer.mixer.i_rate) + * (100 + AOUT_MAX_RESAMPLING)) / 100; + if ( chain_output_format.i_rate == p_aout->mixer.mixer.i_rate ) { - aout_OutputDelete( p_aout ); + /* Just in case... */ + chain_output_format.i_rate++; } - else + if ( aout_FiltersCreatePipeline( p_aout, p_input->pp_resamplers, + &p_input->i_nb_resamplers, + &chain_output_format, + &p_aout->mixer.mixer ) < 0 ) { - aout_MixerNew( p_aout ); + inputFailure( p_aout, p_input, "couldn't set a resampler pipeline"); + return -1; } - aout_FifoDestroy( p_aout, &p_input->fifo ); - vlc_mutex_unlock( &p_input->lock ); - vlc_mutex_destroy( &p_input->lock ); - free( p_input ); - vlc_mutex_unlock( &p_aout->mixer_lock ); + aout_FiltersHintBuffers( p_aout, p_input->pp_resamplers, + p_input->i_nb_resamplers, + &p_input->input_alloc ); + p_input->input_alloc.i_alloc_type = AOUT_ALLOC_HEAP; - return NULL; + /* Setup the initial rate of the resampler */ + p_input->pp_resamplers[0]->input.i_rate = p_input->input.i_rate; } + p_input->i_resampling_type = AOUT_RESAMPLING_NONE; - /* Prepare hints for the buffer allocator. */ - p_input->input_alloc.i_alloc_type = AOUT_ALLOC_HEAP; - p_input->input_alloc.i_bytes_per_sec = -1; + p_input->p_playback_rate_filter = NULL; + for( int i = 0; i < p_input->i_nb_filters; i++ ) + { + aout_filter_t *p_filter = p_input->pp_filters[i]; + if( strcmp( "scaletempo", p_filter->psz_object_name ) == 0 ) + { + p_input->p_playback_rate_filter = p_filter; + break; + } + } + if( ! p_input->p_playback_rate_filter && p_input->i_nb_resamplers > 0 ) + { + p_input->p_playback_rate_filter = p_input->pp_resamplers[0]; + } aout_FiltersHintBuffers( p_aout, p_input->pp_filters, p_input->i_nb_filters, &p_input->input_alloc ); + p_input->input_alloc.i_alloc_type = AOUT_ALLOC_HEAP; /* i_bytes_per_sec is still == -1 if no filters */ p_input->input_alloc.i_bytes_per_sec = __MAX( p_input->input_alloc.i_bytes_per_sec, - p_input->input.i_bytes_per_frame + (int)(p_input->input.i_bytes_per_frame * p_input->input.i_rate - / p_input->input.i_frame_length ); - /* Allocate in the heap, it is more convenient for the decoder. */ - p_input->input_alloc.i_alloc_type = AOUT_ALLOC_HEAP; - - vlc_mutex_unlock( &p_input->lock ); - - msg_Dbg( p_aout, "input 0x%x created", p_input ); - return p_input; -} + / p_input->input.i_frame_length) ); -aout_input_t * __aout_InputNew( vlc_object_t * p_this, - aout_instance_t ** pp_aout, - audio_sample_format_t * p_format ) -{ - /* Create an audio output if there is none. */ - *pp_aout = vlc_object_find( p_this, VLC_OBJECT_AOUT, FIND_ANYWHERE ); - - if( *pp_aout == NULL ) - { - msg_Dbg( p_this, "no aout present, spawning one" ); + ReplayGainSelect( p_aout, p_input ); - *pp_aout = aout_NewInstance( p_this ); - /* Everything failed, I'm a loser, I just wanna die */ - if( *pp_aout == NULL ) - { - return NULL; - } - } - else - { - vlc_object_release( *pp_aout ); - } + /* Success */ + p_input->b_error = false; + p_input->b_restart = false; + p_input->i_last_input_rate = INPUT_RATE_DEFAULT; - return InputNew( *pp_aout, p_format ); + return 0; } /***************************************************************************** * aout_InputDelete : delete an input + ***************************************************************************** + * This function must be entered with the mixer lock. *****************************************************************************/ -void aout_InputDelete( aout_instance_t * p_aout, aout_input_t * p_input ) +int aout_InputDelete( aout_instance_t * p_aout, aout_input_t * p_input ) { - int i_input; - - vlc_mutex_lock( &p_aout->mixer_lock ); - vlc_mutex_lock( &p_input->lock ); - - for ( i_input = 0; i_input < p_aout->i_nb_inputs; i_input++ ) - { - if ( p_aout->pp_inputs[i_input] == p_input ) - { - break; - } - } - - if ( i_input == p_aout->i_nb_inputs ) - { - msg_Err( p_aout, "cannot find an input to delete" ); - return; - } - - /* Remove the input from the list. */ - memmove( &p_aout->pp_inputs[i_input], &p_aout->pp_inputs[i_input + 1], - (AOUT_MAX_INPUTS - i_input - 1) * sizeof(aout_input_t *) ); - p_aout->i_nb_inputs--; - - if ( !p_aout->i_nb_inputs ) - { - aout_OutputDelete( p_aout ); - aout_MixerDelete( p_aout ); - } - - vlc_mutex_unlock( &p_aout->mixer_lock ); + if ( p_input->b_error ) return 0; aout_FiltersDestroyPipeline( p_aout, p_input->pp_filters, p_input->i_nb_filters ); + p_input->i_nb_filters = 0; + aout_FiltersDestroyPipeline( p_aout, p_input->pp_resamplers, + p_input->i_nb_resamplers ); + p_input->i_nb_resamplers = 0; aout_FifoDestroy( p_aout, &p_input->fifo ); - vlc_mutex_unlock( &p_input->lock ); - vlc_mutex_destroy( &p_input->lock ); - free( p_input ); - - msg_Dbg( p_aout, "input 0x%x destroyed", p_input ); + return 0; } /***************************************************************************** - * aout_InputChange : recreate the pipeline framework, in case the output - * device has changed + * aout_InputPlay : play a buffer ***************************************************************************** - * You must own p_input->lock and the mixer lock before entering this function. - * It returns -1 if the input pipeline couldn't be created. Please remember - * to call aout_MixerNew() afterwards. + * This function must be entered with the input lock. *****************************************************************************/ -int aout_InputChange( aout_instance_t * p_aout, aout_input_t * p_input ) +/* XXX Do not activate it !! */ +//#define AOUT_PROCESS_BEFORE_CHEKS +int aout_InputPlay( aout_instance_t * p_aout, aout_input_t * p_input, + aout_buffer_t * p_buffer, int i_input_rate ) { - aout_FiltersDestroyPipeline( p_aout, p_input->pp_filters, - p_input->i_nb_filters ); - aout_FifoDestroy( p_aout, &p_input->fifo ); + mtime_t start_date; - aout_FifoInit( p_aout, &p_input->fifo, p_aout->mixer.mixer.i_rate ); - p_input->p_first_byte_to_mix = NULL; - - /* Create filters. */ - if ( aout_FiltersCreatePipeline( p_aout, p_input->pp_filters, - &p_input->i_nb_filters, &p_input->input, - &p_aout->mixer.mixer ) < 0 ) + if( p_input->b_restart ) { - p_input->b_error = 1; + aout_fifo_t fifo, dummy_fifo; + uint8_t *p_first_byte_to_mix; - return -1; - } + vlc_mutex_lock( &p_aout->mixer_lock ); - /* Prepare hints for the buffer allocator. */ - p_input->input_alloc.i_alloc_type = AOUT_ALLOC_HEAP; - p_input->input_alloc.i_bytes_per_sec = -1; + /* A little trick to avoid loosing our input fifo */ + aout_FifoInit( p_aout, &dummy_fifo, p_aout->mixer.mixer.i_rate ); + p_first_byte_to_mix = p_input->p_first_byte_to_mix; + fifo = p_input->fifo; + p_input->fifo = dummy_fifo; + aout_InputDelete( p_aout, p_input ); + aout_InputNew( p_aout, p_input ); + p_input->p_first_byte_to_mix = p_first_byte_to_mix; + p_input->fifo = fifo; - aout_FiltersHintBuffers( p_aout, p_input->pp_filters, - p_input->i_nb_filters, - &p_input->input_alloc ); + vlc_mutex_unlock( &p_aout->mixer_lock ); + } - /* i_bytes_per_sec is still == -1 if no filters */ - p_input->input_alloc.i_bytes_per_sec = __MAX( - p_input->input_alloc.i_bytes_per_sec, - p_input->input.i_bytes_per_frame - * p_input->input.i_rate - / p_input->input.i_frame_length ); - /* Allocate in the heap, it is more convenient for the decoder. */ - p_input->input_alloc.i_alloc_type = AOUT_ALLOC_HEAP; + if( i_input_rate != INPUT_RATE_DEFAULT && p_input->p_playback_rate_filter == NULL ) + { + inputDrop( p_aout, p_input, p_buffer ); + return 0; + } - return 0; -} +#ifdef AOUT_PROCESS_BEFORE_CHEKS + /* Run pre-filters. */ + aout_FiltersPlay( p_aout, p_input->pp_filters, p_input->i_nb_filters, + &p_buffer ); -/***************************************************************************** - * aout_InputPlay : play a buffer - *****************************************************************************/ -int aout_InputPlay( aout_instance_t * p_aout, aout_input_t * p_input, - aout_buffer_t * p_buffer ) -{ - mtime_t start_date, duration; + /* Actually run the resampler now. */ + if ( p_input->i_nb_resamplers > 0 ) + { + const mtime_t i_date = p_buffer->start_date; + aout_FiltersPlay( p_aout, p_input->pp_resamplers, + p_input->i_nb_resamplers, + &p_buffer ); + } - vlc_mutex_lock( &p_input->lock ); + if( p_buffer->i_nb_samples <= 0 ) + { + aout_BufferFree( p_buffer ); + return 0; + } +#endif - if ( p_input->b_error ) return -1; + /* Handle input rate change, but keep drift correction */ + if( i_input_rate != p_input->i_last_input_rate ) + { + unsigned int * const pi_rate = &p_input->p_playback_rate_filter->input.i_rate; +#define F(r,ir) ( INPUT_RATE_DEFAULT * (r) / (ir) ) + const int i_delta = *pi_rate - F(p_input->input.i_rate,p_input->i_last_input_rate); + *pi_rate = F(p_input->input.i_rate + i_delta, i_input_rate); +#undef F + p_input->i_last_input_rate = i_input_rate; + } /* We don't care if someone changes the start date behind our back after * this. We'll deal with that when pushing the buffer, and compensate * with the next incoming buffer. */ + vlc_mutex_lock( &p_aout->input_fifos_lock ); start_date = aout_FifoNextStart( p_aout, &p_input->fifo ); + vlc_mutex_unlock( &p_aout->input_fifos_lock ); if ( start_date != 0 && start_date < mdate() ) { /* The decoder is _very_ late. This can only happen if the user * pauses the stream (or if the decoder is buggy, which cannot * happen :). */ - msg_Warn( p_aout, "computed PTS is out of range (%lld), clearing out", - start_date ); - vlc_mutex_lock( &p_aout->mixer_lock ); + msg_Warn( p_aout, "computed PTS is out of range (%"PRId64"), " + "clearing out", mdate() - start_date ); + vlc_mutex_lock( &p_aout->input_fifos_lock ); aout_FifoSet( p_aout, &p_input->fifo, 0 ); - vlc_mutex_unlock( &p_aout->mixer_lock ); + p_input->p_first_byte_to_mix = NULL; + vlc_mutex_unlock( &p_aout->input_fifos_lock ); + if ( p_input->i_resampling_type != AOUT_RESAMPLING_NONE ) + msg_Warn( p_aout, "timing screwed, stopping resampling" ); + inputResamplingStop( p_input ); start_date = 0; - } + } if ( p_buffer->start_date < mdate() + AOUT_MIN_PREPARE_TIME ) { /* The decoder gives us f*cked up PTS. It's its business, but we * can't present it anyway, so drop the buffer. */ - msg_Warn( p_aout, "PTS is out of range (%lld), dropping buffer", + msg_Warn( p_aout, "PTS is out of range (%"PRId64"), dropping buffer", mdate() - p_buffer->start_date ); - aout_BufferFree( p_buffer ); - vlc_mutex_unlock( &p_input->lock ); + inputDrop( p_aout, p_input, p_buffer ); + inputResamplingStop( p_input ); + return 0; + } + + /* If the audio drift is too big then it's not worth trying to resample + * the audio. */ + mtime_t i_pts_tolerance = 3 * AOUT_PTS_TOLERANCE * i_input_rate / INPUT_RATE_DEFAULT; + if ( start_date != 0 && + ( start_date < p_buffer->start_date - i_pts_tolerance ) ) + { + msg_Warn( p_aout, "audio drift is too big (%"PRId64"), clearing out", + start_date - p_buffer->start_date ); + vlc_mutex_lock( &p_aout->input_fifos_lock ); + aout_FifoSet( p_aout, &p_input->fifo, 0 ); + p_input->p_first_byte_to_mix = NULL; + vlc_mutex_unlock( &p_aout->input_fifos_lock ); + if ( p_input->i_resampling_type != AOUT_RESAMPLING_NONE ) + msg_Warn( p_aout, "timing screwed, stopping resampling" ); + inputResamplingStop( p_input ); + start_date = 0; + } + else if ( start_date != 0 && + ( start_date > p_buffer->start_date + i_pts_tolerance) ) + { + msg_Warn( p_aout, "audio drift is too big (%"PRId64"), dropping buffer", + start_date - p_buffer->start_date ); + inputDrop( p_aout, p_input, p_buffer ); return 0; } if ( start_date == 0 ) start_date = p_buffer->start_date; - if ( start_date < p_buffer->start_date - AOUT_PTS_TOLERANCE - || start_date > p_buffer->start_date + AOUT_PTS_TOLERANCE ) +#ifndef AOUT_PROCESS_BEFORE_CHEKS + /* Run pre-filters. */ + aout_FiltersPlay( p_aout, p_input->pp_filters, p_input->i_nb_filters, + &p_buffer ); +#endif + + /* Run the resampler if needed. + * We first need to calculate the output rate of this resampler. */ + if ( ( p_input->i_resampling_type == AOUT_RESAMPLING_NONE ) && + ( start_date < p_buffer->start_date - AOUT_PTS_TOLERANCE + || start_date > p_buffer->start_date + AOUT_PTS_TOLERANCE ) && + p_input->i_nb_resamplers > 0 ) { /* Can happen in several circumstances : * 1. A problem at the input (clock drift) @@ -343,91 +614,306 @@ int aout_InputPlay( aout_instance_t * p_aout, aout_input_t * p_input, * synchronization * Solution : resample the buffer to avoid a scratch. */ - audio_sample_format_t new_input; - int i_ratio, i_nb_filters; - mtime_t old_duration; - aout_filter_t * pp_filters[AOUT_MAX_FILTERS]; - aout_buffer_t * p_new_buffer; - aout_alloc_t dummy_alloc; mtime_t drift = p_buffer->start_date - start_date; - msg_Warn( p_aout, "buffer is %lld %s, resampling", - drift > 0 ? drift : -drift, - drift > 0 ? "in advance" : "late" ); - memcpy( &new_input, &p_input->input, - sizeof(audio_sample_format_t) ); - old_duration = p_buffer->end_date - p_buffer->start_date; - duration = p_buffer->end_date - start_date; - i_ratio = duration * 100 / old_duration; - /* If the ratio is too != 100, the sound quality will be awful. */ - if ( i_ratio < 66 /* % */ ) + p_input->i_resamp_start_date = mdate(); + p_input->i_resamp_start_drift = (int)drift; + + if ( drift > 0 ) + p_input->i_resampling_type = AOUT_RESAMPLING_DOWN; + else + p_input->i_resampling_type = AOUT_RESAMPLING_UP; + + msg_Warn( p_aout, "buffer is %"PRId64" %s, triggering %ssampling", + drift > 0 ? drift : -drift, + drift > 0 ? "in advance" : "late", + drift > 0 ? "down" : "up"); + } + + if ( p_input->i_resampling_type != AOUT_RESAMPLING_NONE ) + { + /* Resampling has been triggered previously (because of dates + * mismatch). We want the resampling to happen progressively so + * it isn't too audible to the listener. */ + + if( p_input->i_resampling_type == AOUT_RESAMPLING_UP ) { - duration = old_duration * 66 / 100; + p_input->pp_resamplers[0]->input.i_rate += 2; /* Hz */ } - if ( i_ratio > 150 /* % */ ) + else { - duration = old_duration * 150 / 100; + p_input->pp_resamplers[0]->input.i_rate -= 2; /* Hz */ } - new_input.i_rate = new_input.i_rate * old_duration / duration; - aout_FormatPrepare( &new_input ); - if ( aout_FiltersCreatePipeline( p_aout, pp_filters, - &i_nb_filters, &new_input, - &p_aout->mixer.mixer ) < 0 ) + /* Check if everything is back to normal, in which case we can stop the + * resampling */ + unsigned int i_nominal_rate = + (p_input->pp_resamplers[0] == p_input->p_playback_rate_filter) + ? INPUT_RATE_DEFAULT * p_input->input.i_rate / i_input_rate + : p_input->input.i_rate; + if( p_input->pp_resamplers[0]->input.i_rate == i_nominal_rate ) + { + p_input->i_resampling_type = AOUT_RESAMPLING_NONE; + msg_Warn( p_aout, "resampling stopped after %"PRIi64" usec " + "(drift: %"PRIi64")", + mdate() - p_input->i_resamp_start_date, + p_buffer->start_date - start_date); + } + else if( abs( (int)(p_buffer->start_date - start_date) ) < + abs( p_input->i_resamp_start_drift ) / 2 ) { - msg_Err( p_aout, "couldn't set an input pipeline for resampling" ); - vlc_mutex_lock( &p_aout->mixer_lock ); - aout_FifoSet( p_aout, &p_input->fifo, 0 ); - vlc_mutex_unlock( &p_aout->mixer_lock ); - aout_BufferFree( p_buffer ); - - vlc_mutex_unlock( &p_input->lock ); - return 0; + /* if we reduced the drift from half, then it is time to switch + * back the resampling direction. */ + if( p_input->i_resampling_type == AOUT_RESAMPLING_UP ) + p_input->i_resampling_type = AOUT_RESAMPLING_DOWN; + else + p_input->i_resampling_type = AOUT_RESAMPLING_UP; + p_input->i_resamp_start_drift = 0; } + else if( p_input->i_resamp_start_drift && + ( abs( (int)(p_buffer->start_date - start_date) ) > + abs( p_input->i_resamp_start_drift ) * 3 / 2 ) ) + { + /* If the drift is increasing and not decreasing, than something + * is bad. We'd better stop the resampling right now. */ + msg_Warn( p_aout, "timing screwed, stopping resampling" ); + inputResamplingStop( p_input ); + } + } - dummy_alloc.i_alloc_type = AOUT_ALLOC_HEAP; - dummy_alloc.i_bytes_per_sec = -1; - aout_FiltersHintBuffers( p_aout, pp_filters, i_nb_filters, - &dummy_alloc ); - dummy_alloc.i_bytes_per_sec = __MAX( - dummy_alloc.i_bytes_per_sec, - new_input.i_bytes_per_frame - * new_input.i_rate - / new_input.i_frame_length ); - dummy_alloc.i_alloc_type = AOUT_ALLOC_HEAP; - - aout_BufferAlloc( &dummy_alloc, duration, NULL, p_new_buffer ); - memcpy( p_new_buffer->p_buffer, p_buffer->p_buffer, - p_buffer->i_nb_bytes ); - p_new_buffer->i_nb_samples = p_buffer->i_nb_samples; - p_new_buffer->i_nb_bytes = p_buffer->i_nb_bytes; +#ifndef AOUT_PROCESS_BEFORE_CHEKS + /* Actually run the resampler now. */ + if ( p_input->i_nb_resamplers > 0 ) + { + aout_FiltersPlay( p_aout, p_input->pp_resamplers, + p_input->i_nb_resamplers, + &p_buffer ); + } + if( p_buffer->i_nb_samples <= 0 ) + { aout_BufferFree( p_buffer ); - p_buffer = p_new_buffer; + return 0; + } +#endif - aout_FiltersPlay( p_aout, pp_filters, i_nb_filters, - &p_buffer ); + /* Adding the start date will be managed by aout_FifoPush(). */ + p_buffer->end_date = start_date + + (p_buffer->end_date - p_buffer->start_date); + p_buffer->start_date = start_date; - aout_FiltersDestroyPipeline( p_aout, pp_filters, - i_nb_filters ); + vlc_mutex_lock( &p_aout->input_fifos_lock ); + aout_FifoPush( p_aout, &p_input->fifo, p_buffer ); + vlc_mutex_unlock( &p_aout->input_fifos_lock ); + return 0; +} + +/***************************************************************************** + * static functions + *****************************************************************************/ + +static void inputFailure( aout_instance_t * p_aout, aout_input_t * p_input, + const char * psz_error_message ) +{ + /* error message */ + msg_Err( p_aout, "%s", psz_error_message ); + + /* clean up */ + aout_FiltersDestroyPipeline( p_aout, p_input->pp_filters, + p_input->i_nb_filters ); + aout_FiltersDestroyPipeline( p_aout, p_input->pp_resamplers, + p_input->i_nb_resamplers ); + aout_FifoDestroy( p_aout, &p_input->fifo ); + var_Destroy( p_aout, "visual" ); + var_Destroy( p_aout, "equalizer" ); + var_Destroy( p_aout, "audio-filter" ); + var_Destroy( p_aout, "audio-visual" ); + + var_Destroy( p_aout, "audio-replay-gain-mode" ); + var_Destroy( p_aout, "audio-replay-gain-default" ); + var_Destroy( p_aout, "audio-replay-gain-preamp" ); + var_Destroy( p_aout, "audio-replay-gain-peak-protection" ); + + /* error flag */ + p_input->b_error = 1; +} + +static void inputDrop( aout_instance_t *p_aout, aout_input_t *p_input, aout_buffer_t *p_buffer ) +{ + aout_BufferFree( p_buffer ); + + if( !p_input->p_input_thread ) + return; + + vlc_mutex_lock( &p_input->p_input_thread->p->counters.counters_lock); + stats_UpdateInteger( p_aout, p_input->p_input_thread->p->counters.p_lost_abuffers, 1, NULL ); + vlc_mutex_unlock( &p_input->p_input_thread->p->counters.counters_lock); +} + +static void inputResamplingStop( aout_input_t *p_input ) +{ + p_input->i_resampling_type = AOUT_RESAMPLING_NONE; + if( p_input->i_nb_resamplers != 0 ) + { + p_input->pp_resamplers[0]->input.i_rate = + ( p_input->pp_resamplers[0] == p_input->p_playback_rate_filter ) + ? INPUT_RATE_DEFAULT * p_input->input.i_rate / p_input->i_last_input_rate + : p_input->input.i_rate; + p_input->pp_resamplers[0]->b_continuity = false; + } +} + +static int ChangeFiltersString( aout_instance_t * p_aout, const char* psz_variable, + const char *psz_name, bool b_add ) +{ + return AoutChangeFilterString( VLC_OBJECT(p_aout), p_aout, + psz_variable, psz_name, b_add ) ? 1 : 0; +} + +static int VisualizationCallback( vlc_object_t *p_this, char const *psz_cmd, + vlc_value_t oldval, vlc_value_t newval, void *p_data ) +{ + aout_instance_t *p_aout = (aout_instance_t *)p_this; + char *psz_mode = newval.psz_string; + vlc_value_t val; + (void)psz_cmd; (void)oldval; (void)p_data; + + if( !psz_mode || !*psz_mode ) + { + ChangeFiltersString( p_aout, "audio-visual", "goom", false ); + ChangeFiltersString( p_aout, "audio-visual", "visual", false ); + ChangeFiltersString( p_aout, "audio-visual", "galaktos", false ); } else { - /* No resampling needed (except maybe the one imposed by the - * output). */ - duration = p_buffer->end_date - p_buffer->start_date; - aout_FiltersPlay( p_aout, p_input->pp_filters, p_input->i_nb_filters, - &p_buffer ); + if( !strcmp( "goom", psz_mode ) ) + { + ChangeFiltersString( p_aout, "audio-visual", "visual", false ); + ChangeFiltersString( p_aout, "audio-visual", "goom", true ); + ChangeFiltersString( p_aout, "audio-visual", "galaktos", false); + } + else if( !strcmp( "galaktos", psz_mode ) ) + { + ChangeFiltersString( p_aout, "audio-visual", "visual", false ); + ChangeFiltersString( p_aout, "audio-visual", "goom", false ); + ChangeFiltersString( p_aout, "audio-visual", "galaktos", true ); + } + else + { + val.psz_string = psz_mode; + var_Create( p_aout, "effect-list", VLC_VAR_STRING ); + var_Set( p_aout, "effect-list", val ); + + ChangeFiltersString( p_aout, "audio-visual", "goom", false ); + ChangeFiltersString( p_aout, "audio-visual", "visual", true ); + ChangeFiltersString( p_aout, "audio-visual", "galaktos", false); + } } - vlc_mutex_unlock( &p_input->lock ); + /* That sucks */ + AoutInputsMarkToRestart( p_aout ); - vlc_mutex_lock( &p_aout->input_fifos_lock ); - /* Adding the start date will be managed by aout_FifoPush(). */ - p_buffer->start_date = start_date; - p_buffer->end_date = start_date + duration; - aout_FifoPush( p_aout, &p_input->fifo, p_buffer ); - vlc_mutex_unlock( &p_aout->input_fifos_lock ); + return VLC_SUCCESS; +} - return 0; +static int EqualizerCallback( vlc_object_t *p_this, char const *psz_cmd, + vlc_value_t oldval, vlc_value_t newval, void *p_data ) +{ + aout_instance_t *p_aout = (aout_instance_t *)p_this; + char *psz_mode = newval.psz_string; + vlc_value_t val; + int i_ret; + (void)psz_cmd; (void)oldval; (void)p_data; + + if( !psz_mode || !*psz_mode ) + { + i_ret = ChangeFiltersString( p_aout, "audio-filter", "equalizer", + false ); + } + else + { + val.psz_string = psz_mode; + var_Create( p_aout, "equalizer-preset", VLC_VAR_STRING ); + var_Set( p_aout, "equalizer-preset", val ); + i_ret = ChangeFiltersString( p_aout, "audio-filter", "equalizer", + true ); + + } + + /* That sucks */ + if( i_ret == 1 ) + AoutInputsMarkToRestart( p_aout ); + return VLC_SUCCESS; +} + +static int ReplayGainCallback( vlc_object_t *p_this, char const *psz_cmd, + vlc_value_t oldval, vlc_value_t newval, void *p_data ) +{ + VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval); + VLC_UNUSED(newval); VLC_UNUSED(p_data); + aout_instance_t *p_aout = (aout_instance_t *)p_this; + int i; + + vlc_mutex_lock( &p_aout->mixer_lock ); + for( i = 0; i < p_aout->i_nb_inputs; i++ ) + ReplayGainSelect( p_aout, p_aout->pp_inputs[i] ); + + /* Restart the mixer (a trivial mixer may be in use) */ + aout_MixerMultiplierSet( p_aout, p_aout->mixer.f_multiplier ); + vlc_mutex_unlock( &p_aout->mixer_lock ); + + return VLC_SUCCESS; +} + +static void ReplayGainSelect( aout_instance_t *p_aout, aout_input_t *p_input ) +{ + char *psz_replay_gain = var_GetNonEmptyString( p_aout, + "audio-replay-gain-mode" ); + int i_mode; + int i_use; + float f_gain; + + p_input->f_multiplier = 1.0; + + if( !psz_replay_gain ) + return; + + /* Find select mode */ + if( !strcmp( psz_replay_gain, "track" ) ) + i_mode = AUDIO_REPLAY_GAIN_TRACK; + else if( !strcmp( psz_replay_gain, "album" ) ) + i_mode = AUDIO_REPLAY_GAIN_ALBUM; + else + i_mode = AUDIO_REPLAY_GAIN_MAX; + + /* If the select mode is not available, prefer the other one */ + i_use = i_mode; + if( i_use != AUDIO_REPLAY_GAIN_MAX && !p_input->replay_gain.pb_gain[i_use] ) + { + for( i_use = 0; i_use < AUDIO_REPLAY_GAIN_MAX; i_use++ ) + { + if( p_input->replay_gain.pb_gain[i_use] ) + break; + } + } + + /* */ + if( i_use != AUDIO_REPLAY_GAIN_MAX ) + f_gain = p_input->replay_gain.pf_gain[i_use] + var_GetFloat( p_aout, "audio-replay-gain-preamp" ); + else if( i_mode != AUDIO_REPLAY_GAIN_MAX ) + f_gain = var_GetFloat( p_aout, "audio-replay-gain-default" ); + else + f_gain = 0.0; + p_input->f_multiplier = pow( 10.0, f_gain / 20.0 ); + + /* */ + if( p_input->replay_gain.pb_peak[i_use] && + var_GetBool( p_aout, "audio-replay-gain-peak-protection" ) && + p_input->replay_gain.pf_peak[i_use] * p_input->f_multiplier > 1.0 ) + { + p_input->f_multiplier = 1.0f / p_input->replay_gain.pf_peak[i_use]; + } + + free( psz_replay_gain ); } +