[vlmc-devel] [PATCH] Integrate libVLC consumer into VLMC
yikei lu
luyikei.qmltu at gmail.com
Fri Jul 22 16:59:56 CEST 2016
2016-07-22 3:07 GMT+09:00 Pawel Golinski <golpaw1 at gmail.com>:
I didn't look at the actual vlc consuemr code, so I do it here. Sorry
> ---
> src/Backend/MLT/MLTBackend.cpp | 15 +
> src/Backend/MLT/modules/libvlc/consumer_libvlc.c | 559 +++++++++++++++++++++
> src/Backend/MLT/modules/libvlc/consumer_libvlc.yml | 70 +++
> .../MLT/modules/libvlc/consumer_libvlc_window.yml | 39 ++
> src/CMakeLists.txt | 8 +-
> 5 files changed, 689 insertions(+), 2 deletions(-)
> create mode 100644 src/Backend/MLT/modules/libvlc/consumer_libvlc.c
> create mode 100644 src/Backend/MLT/modules/libvlc/consumer_libvlc.yml
> create mode 100644 src/Backend/MLT/modules/libvlc/consumer_libvlc_window.yml
>
> diff --git a/src/Backend/MLT/MLTBackend.cpp b/src/Backend/MLT/MLTBackend.cpp
> index 3d39930..c466995 100644
> --- a/src/Backend/MLT/MLTBackend.cpp
> +++ b/src/Backend/MLT/MLTBackend.cpp
> @@ -5,6 +5,7 @@
> * Copyright (C) 2008-2016 VideoLAN
> *
> * Authors: Yikei Lu <luyikei.qmltu at gmail.com>
> + * Pawel Golinski <golpaw1 at gmail.com>
> *
> * This program is free software; you can redistribute it and/or
> * modify it under the terms of the GNU General Public License
> @@ -43,6 +44,15 @@ using namespace Backend::MLT;
> static Backend::IBackend::LogHandler staticLogHandler;
> static std::mutex logMutex;
>
> +extern "C" mlt_consumer consumer_libvlc_init( mlt_profile profile, mlt_service_type type, const char *id, const void *arg );
> +
> +static mlt_properties metadata( mlt_service_type type, const char *id, void *data )
> +{
> + char file[ 4096 ];
> + snprintf( file, 4096, "%s%s", MLT_MODULES_PATH, (char*)data );
> + return mlt_properties_parse_yaml( file );
> +}
> +
> IBackend*
> Backend::instance()
> {
> @@ -54,6 +64,11 @@ MLTBackend::MLTBackend()
> m_mltRepo = Mlt::Factory::init();
> m_profile.setFrameRate( 2997, 100 );
>
> + m_mltRepo->register_service( consumer_type, "libvlc", (mlt_register_callback)consumer_libvlc_init );
> + m_mltRepo->register_service( consumer_type, "libvlc_window", (mlt_register_callback)consumer_libvlc_init );
> + m_mltRepo->register_metadata( consumer_type, "libvlc", metadata, (void*)"/libvlc/consumer_libvlc.yml" );
> + m_mltRepo->register_metadata( consumer_type, "libvlc_window", metadata, (void*)"/libvlc/consumer_libvlc_window.yml" );
> +
> for ( int i = 0; i < m_mltRepo->filters()->count(); ++i )
> {
> auto pro = std::unique_ptr<Mlt::Properties>( m_mltRepo->metadata( filter_type, m_mltRepo->filters()->get_name( i ) ) );
> diff --git a/src/Backend/MLT/modules/libvlc/consumer_libvlc.c b/src/Backend/MLT/modules/libvlc/consumer_libvlc.c
> new file mode 100644
> index 0000000..a34f8fa
> --- /dev/null
> +++ b/src/Backend/MLT/modules/libvlc/consumer_libvlc.c
> @@ -0,0 +1,559 @@
> +/*****************************************************************************
> + * consumer_libvlc.c: libVLC consumer plugin for MLT
> + *****************************************************************************
> + * Copyright (C) 2008-2016 VideoLAN
> + *
> + * Authors: Pawel Golinski <golpaw1 at gmail.com>
> + *
> + * This program is free software; you can redistribute it and/or
> + * modify 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
> + * GNU General Public License for more details.
> + *
> + * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
> + *****************************************************************************/
> +
> +#include <framework/mlt.h>
> +
> +#include <vlc/vlc.h>
> +
> +#include <stdio.h>
> +#include <stdlib.h>
> +#include <assert.h>
> +#include <string.h>
> +
> +#define VIDEO_COOKIE 0
> +#define AUDIO_COOKIE 1
> +
> +#define INITIAL_POSITION -1
> +
> +// Debug code
> +
> +pthread_mutex_t log_mutex;
> +
> +static void log_cb( void *data, int level, const libvlc_log_t *ctx, const char *fmt, va_list args )
> +{
> + pthread_mutex_lock( &log_mutex );
> + printf( "VLC LOG: " );
> + vprintf( fmt, args );
> + printf( "\n" );
> + pthread_mutex_unlock( &log_mutex );
> +}
> +
> +typedef struct consumer_libvlc_s *consumer_libvlc;
> +
> +struct consumer_libvlc_s
> +{
> + mlt_consumer parent;
> + libvlc_instance_t *vlc;
> + libvlc_media_t *media;
> + libvlc_media_player_t *media_player;
> + libvlc_event_manager_t *mp_manager;
> + int64_t latest_video_pts;
> + int64_t latest_audio_pts;
> + mlt_deque frame_queue;
> + pthread_mutex_t queue_mutex;
> + mlt_position video_position;
> + mlt_position audio_position;
> + void *video_imem_data;
> + void *audio_imem_data;
> + int running;
> + int output_to_window;
> +};
> +
> +static void setup_vlc( consumer_libvlc self );
> +static void setup_vlc_sout( consumer_libvlc self );
> +static int setup_vlc_window( consumer_libvlc self );
> +static int imem_get( void *data, const char* cookie, int64_t *dts, int64_t *pts,
> + unsigned *flags, size_t *bufferSize, void **buffer );
> +static void imem_release( void *data, const char* cookie, size_t buffSize, void *buffer );
> +static int consumer_start( mlt_consumer parent );
> +static int consumer_stop( mlt_consumer parent );
> +static int consumer_is_stopped( mlt_consumer parent );
> +static void consumer_close( mlt_consumer parent );
> +static void consumer_purge( mlt_consumer parent );
> +static void mp_callback( const struct libvlc_event_t *evt, void *data );
> +
> +mlt_consumer consumer_libvlc_init( mlt_profile profile, mlt_service_type type, const char *id, const void *arg )
> +{
> + int err;
> + mlt_consumer parent = NULL;
> + consumer_libvlc self = NULL;
> +
> + // Allocate the consumer data structures
> + parent = calloc( 1, sizeof( struct mlt_consumer_s ) );
Why don't you use mlt_consumer_new?
> + self = calloc( 1, sizeof( struct consumer_libvlc_s ) );
> + assert( parent != NULL && self != NULL );
> + err = mlt_consumer_init( parent, self, profile );
> + assert( err == 0 );
> +
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( parent );
> + mlt_properties_set_lcnumeric( properties, "C" );
> + self->parent = parent;
> +
> + // Set default libVLC specific properties
> + mlt_properties_set( properties, "input_vcodec", "RGBA" );
> + mlt_properties_set( properties, "input_acodec", "s16l" );
> + mlt_properties_set( properties, "output_vcodec", "mp2v" );
> + mlt_properties_set( properties, "output_acodec", "mpga" );
> + mlt_properties_set_int( properties, "output_vb", 8000000 );
> + mlt_properties_set_int( properties, "output_ab", 128000 );
> + if ( self->output_to_window )
> + mlt_properties_set_data( properties, "output_dst", arg, 0, NULL, NULL );
> + else
> + mlt_properties_set( properties, "output_dst", ( char* )arg );
> + mlt_properties_set( properties, "output_mux", "ps" );
> + mlt_properties_set( properties, "output_access", "file" );
> +
> + self->vlc = libvlc_new( 0, NULL );
> + assert( self->vlc != NULL );
> +
> + // Debug code
> + libvlc_log_set( self->vlc, log_cb, NULL );
> + pthread_mutex_init( &log_mutex, NULL );
> +
> + self->frame_queue = mlt_deque_init( );
> + assert( self->frame_queue != NULL );
> +
> + pthread_mutex_init( &self->queue_mutex, NULL );
> +
> + parent->start = consumer_start;
> + parent->stop = consumer_stop;
> + parent->is_stopped = consumer_is_stopped;
> + parent->close = consumer_close;
> + parent->purge = consumer_purge;
> +
> + // Set output_to_window flag if needed
> + if ( !strcmp( id, "libvlc_window" ) )
> + self->output_to_window = 1;
> +
> + return parent;
> +}
> +
> +static void setup_vlc( consumer_libvlc self )
> +{
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( self->parent );
> +
> + // imem setup phase
> +
> + // Allocate buffers
> + char imem_video_conf[ 512 ];
> + char imem_audio_conf[ 512 ];
> + char imem_get_conf[ 512 ];
> + char imem_release_conf[ 512 ];
> + char imem_data_conf[ 512 ];
> +
> + // We will create media using imem MRL
> + sprintf( imem_video_conf, "imem://width=%i:height=%i:dar=%s:fps=%s/1:cookie=0:codec=%s:cat=2:caching=0",
> + mlt_properties_get_int( properties, "width" ),
> + mlt_properties_get_int( properties, "height" ),
> + mlt_properties_get( properties, "display_ratio" ),
> + mlt_properties_get( properties, "fps" ),
> + mlt_properties_get( properties, "input_vcodec" ) );
> +
> + // Audio stream will be added as input slave
> + sprintf( imem_audio_conf, ":input-slave=imem://cookie=1:cat=1:codec=%s:samplerate=%d:channels=%d:caching=0",
> + mlt_properties_get( properties, "input_acodec" ),
> + mlt_properties_get_int( properties, "frequency" ),
> + mlt_properties_get_int( properties, "channels" ) );
> +
> + // This configures imem callbacks
> + sprintf( imem_get_conf,
> + ":imem-get=%" PRIdPTR,
> + (intptr_t)(void*)&imem_get );
> +
> + sprintf( imem_release_conf,
> + ":imem-release=%" PRIdPTR,
> + (intptr_t)(void*)&imem_release );
> +
> + sprintf( imem_data_conf,
> + ":imem-data=%" PRIdPTR,
> + (intptr_t)(void*)self );
> +
> + // Create media...
> + self->media = libvlc_media_new_location( self->vlc, imem_video_conf );
> + assert( self->media != NULL );
> +
> + // ...and apply configuration parameters.
> + libvlc_media_add_option( self->media, imem_audio_conf );
> + libvlc_media_add_option( self->media, imem_get_conf );
> + libvlc_media_add_option( self->media, imem_release_conf );
> + libvlc_media_add_option( self->media, imem_data_conf );
> +
> + // Setup sout chain if we're not outputting to window
> + if ( !self->output_to_window )
> + {
> + setup_vlc_sout( self );
> + }
> +}
> +
> +static void setup_vlc_sout( consumer_libvlc self )
> +{
> + assert( self->media != NULL );
> +
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( self->parent );
> +
> + char sout_conf[ 512 ];
> +
> + // This configures file output
> + sprintf( sout_conf, ":sout=#transcode{"
> + "vcodec=%s,fps=%s,width=%d,height=%d,vb=%d,"
> + "acodec=%s,channels=%d,samplerate=%d,ab=%d}"
> + ":standard{access=%s,mux=%s,dst=\"%s\"}",
> + mlt_properties_get( properties, "output_vcodec" ),
> + mlt_properties_get( properties, "fps" ),
> + mlt_properties_get_int( properties, "width" ),
> + mlt_properties_get_int( properties, "height" ),
> + mlt_properties_get_int( properties, "output_vb" ),
> + mlt_properties_get( properties, "output_acodec" ),
> + mlt_properties_get_int( properties, "channels" ),
> + mlt_properties_get_int( properties, "frequency" ),
> + mlt_properties_get_int( properties, "output_ab" ),
> + mlt_properties_get( properties, "output_access" ),
> + mlt_properties_get( properties, "output_mux" ),
> + mlt_properties_get( properties, "output_dst" ) );
> +
> + libvlc_media_add_option( self->media, sout_conf );
> +}
> +
> +static int setup_vlc_window( consumer_libvlc self )
> +{
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( self->parent );
> +
> + char *window_type = mlt_properties_get( properties, "window_type" );
> + void *window_handle = mlt_properties_get_data( properties, "output_dst", NULL );
> +
> + if ( window_type != NULL && window_handle != NULL )
> + {
> + if ( !strcmp( window_type, "nsobject") )
> + {
> + libvlc_media_player_set_nsobject( self->media_player, window_handle );
> + }
> + else if ( !strcmp( window_type, "xwindow" ) )
> + {
> + libvlc_media_player_set_xwindow( self->media_player, ( uint32_t )window_handle );
> + }
> + else if ( !strcmp( window_type, "hwnd" ) )
> + {
> + libvlc_media_player_set_hwnd( self->media_player, window_handle );
> + }
> + else
> + {
> + // Some unknown window_type was passed
> + return 1;
> + }
> +
> + // Setup finished successfully
> + return 0;
> + }
> + else
> + {
> + // We failed to get window_type and/or window_handle
> + return 1;
> + }
> +}
> +
> +static int imem_get( void *data, const char* cookie, int64_t *dts, int64_t *pts,
> + uint32_t *flags, size_t *bufferSize, void **buffer )
> +{
> + consumer_libvlc self = data;
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( self->parent );
> + mlt_frame frame = NULL;
> + // Whether or not fetched frame need releasing
> + int cleanup_frame = 0;
> + *buffer = NULL;
> +
> + int cookie_int = cookie[ 0 ] - '0';
> +
> + // Get data if needed
> + pthread_mutex_lock( &self->queue_mutex );
> +
> + frame = mlt_deque_pop_front( self->frame_queue );
> +
> + // If we got frame from queue, we need to release it later
> + if ( frame != NULL )
> + cleanup_frame = 1;
> + else
> + frame = mlt_consumer_get_frame( self->parent );
I think you should also free frame even if you get it from
mlt_consumer_get_frame.
In mlt_service.c
-----------------------------------------
static int service_get_frame( mlt_service self, mlt_frame_ptr frame, int index )
....
*frame = mlt_frame_init( self );
-----------------------------------------
> +
> + if ( cookie_int == AUDIO_COOKIE && self->running )
> + {
> + assert( frame != NULL );
> + mlt_position current_position = mlt_frame_original_position( frame );
> +
> + // We terminate imem if we got repeated frame, as this means pause
> + if ( current_position == self->audio_position )
> + {
> + self->running = 0;
> + pthread_mutex_unlock( &self->queue_mutex );
> + return 1;
> + }
> + else
> + {
> + // Update position
> + self->audio_position = current_position;
> +
> + // This is used to pass frames to imem_release() if they need cleanup
> + self->audio_imem_data = NULL;
> +
> + mlt_audio_format afmt = mlt_audio_s16;
> + double fps = mlt_properties_get_double( properties, "fps" );
> + int frequency = mlt_properties_get_int( properties, "frequency" );
> + int channels = mlt_properties_get_int( properties, "channels" );
> + int samples = mlt_sample_calculator( fps, frequency, self->audio_position );
> + double pts_diff = ( double )samples / ( double )frequency * 1000000.0;
> +
> + mlt_frame_get_audio( frame, buffer, &afmt, &frequency, &channels, &samples );
> + *bufferSize = samples * sizeof( int16_t ) * channels;
> +
> + *pts = self->latest_audio_pts + pts_diff + 0.5;
> + *dts = *pts;
> +
> + self->latest_audio_pts = *pts;
> +
> + if ( cleanup_frame )
> + self->audio_imem_data = frame;
> + else
> + mlt_deque_push_back( self->frame_queue, frame );
> + }
> + }
> + else if ( cookie_int == VIDEO_COOKIE && self->running )
> + {
> + assert( frame != NULL );
> + mlt_position current_position = mlt_frame_original_position( frame );
> +
> + if ( current_position == self->video_position )
> + {
> + self->running = 0;
> + pthread_mutex_unlock( &self->queue_mutex );
> + return 1;
> + }
> + else
> + {
> + self->video_position = current_position;
> +
> + self->video_imem_data = NULL;
> +
> + double fps = mlt_properties_get_double( properties, "fps" );
> + double pts_diff = 1.0 / fps * 1000000.0;
> +
> + mlt_image_format vfmt = mlt_image_rgb24a;
> + int width = mlt_properties_get_int( properties, "width" );
> + int height = mlt_properties_get_int( properties, "height" );
> + mlt_frame_get_image( frame, ( uint8_t ** )buffer, &vfmt, &width, &height, 0 );
> + *bufferSize = mlt_image_format_size( vfmt, width, height, NULL );
> +
> + *pts = self->latest_video_pts + pts_diff;
> + *dts = *pts;
> +
> + self->latest_video_pts = *pts;
> +
> + if ( cleanup_frame )
> + self->video_imem_data = frame;
> + else
> + mlt_deque_push_back( self->frame_queue, frame );
I think mlt_deque should be max size.
> + }
> + }
> + else if ( self->running )
> + {
> + // Invalid cookie
> + assert( 0 );
> + }
> + pthread_mutex_unlock( &self->queue_mutex );
> +
> + assert( frame != NULL );
> + if ( *buffer == NULL )
> + return 1;
> +
> + return 0;
> +}
> +
> +static void imem_release( void *data, const char* cookie, size_t buffSize, void *buffer )
> +{
> + consumer_libvlc self = data;
> +
> + int cookie_int = cookie[ 0 ] - '0';
> +
> + if ( cookie_int == VIDEO_COOKIE && self->running )
> + {
> + if ( self->video_imem_data )
> + {
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( self->parent );
> + mlt_frame frame = self->video_imem_data;
> + mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
> + self->video_imem_data = NULL;
> + }
> + }
> + else if ( cookie_int == AUDIO_COOKIE && self->running )
> + {
> + if ( self->audio_imem_data )
> + {
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( self->parent );
> + mlt_frame frame = self->audio_imem_data;
> + mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
> + self->audio_imem_data = NULL;
> +
> + }
> + }
> + else if ( self->running )
> + {
> + // Invalid cookie
> + assert( 0 );
> + }
I think you need mlt_frame_close( frame );
> +}
> +
> +static void mp_callback( const struct libvlc_event_t *evt, void *data )
> +{
> + consumer_libvlc self = data;
> + assert( self != NULL );
> +
> + switch ( evt->type )
> + {
> + case libvlc_MediaPlayerStopped:
> + self->running = 0;
> + break;
> +
> + default:
> + assert( 0 );
> + }
> +}
> +
> +static int consumer_start( mlt_consumer parent )
> +{
> + int err;
> +
> + consumer_libvlc self = parent->child;
> + assert( self != NULL );
> +
> + mlt_properties properties = MLT_CONSUMER_PROPERTIES( self->parent );
> +
> +
> + if ( consumer_is_stopped( parent ) )
> + {
> + // Free all previous resources
> + if ( self->media_player )
> + {
> + libvlc_media_player_release( self->media_player );
> + self->media_player = NULL;
> + }
> + if ( self->media )
> + {
> + libvlc_media_release( self->media );
> + self->media = NULL;
> + }
> +
> + // Apply properties to new media
> + setup_vlc( self );
> + self->media_player = libvlc_media_player_new_from_media( self->media );
> + assert( self->media_player != NULL );
> +
> + // Set window output if we're using it
> + if ( self->output_to_window )
> + {
> + err = setup_vlc_window( self );
> +
> + if ( err )
> + {
> + char error_msg[] = "Wrong window_type and/or output_dst parameters supplied.\n";
> + char *window_type = mlt_properties_get( properties, "window_type" );
> + mlt_log_error( MLT_CONSUMER_SERVICE( self->parent ), error_msg );
> + mlt_events_fire( properties, "consumer-fatal-error", NULL );
> + return err;
> + }
> + }
> +
> + // Catch media_player stop
> + self->mp_manager = libvlc_media_player_event_manager( self->media_player );
> + assert( self->mp_manager != NULL );
> + libvlc_event_attach( self->mp_manager, libvlc_MediaPlayerStopped, &mp_callback, self );
> +
> + // Reset play heads
> + self->video_position = INITIAL_POSITION;
> + self->audio_position = INITIAL_POSITION;
> +
> + // Run media player
> + self->running = 1;
> + err = libvlc_media_player_play( self->media_player );
> +
> + // If we failed to play, we're not running
> + if ( err ) {
> + self->running = 0;
> + }
> +
> + return err;
> + }
> + return 1;
> +}
> +
> +static int consumer_stop( mlt_consumer parent )
> +{
> + consumer_libvlc self = parent->child;
> + assert( self != NULL );
> +
> + if ( self->media_player )
> + {
> + self->running = 0;
> + libvlc_media_player_stop( self->media_player );
> + }
> +
> + // Reset pts counters
> + self->latest_video_pts = 0;
> + self->latest_audio_pts = 0;
> +
> + return 0;
> +}
> +
> +static int consumer_is_stopped( mlt_consumer parent )
> +{
> + consumer_libvlc self = parent->child;
> + assert( self != NULL );
> +
> + if ( self->media_player )
> + {
> + return !self->running;
> + }
> +
> + return 1;
> +}
> +
> +static void consumer_purge( mlt_consumer parent )
> +{
> + // We do nothing here, we purge on stop()
> +}
> +
> +static void consumer_close( mlt_consumer parent )
> +{
> + if ( parent == NULL )
> + {
> + return;
> + }
> +
> + consumer_libvlc self = parent->child;
> +
> + if ( self != NULL )
> + {
> + consumer_stop( parent );
> +
> + if ( self->media_player )
> + libvlc_media_player_release( self->media_player );
> +
> + if ( self->media )
> + libvlc_media_release( self->media );
> +
> + if ( self->vlc )
> + libvlc_release( self->vlc );
> +
> + pthread_mutex_destroy( &self->queue_mutex );
> + free( self );
> + }
> +
> + parent->close = NULL;
> + mlt_consumer_close( parent );
> +}
> diff --git a/src/Backend/MLT/modules/libvlc/consumer_libvlc.yml b/src/Backend/MLT/modules/libvlc/consumer_libvlc.yml
> new file mode 100644
> index 0000000..2776715
> --- /dev/null
> +++ b/src/Backend/MLT/modules/libvlc/consumer_libvlc.yml
> @@ -0,0 +1,70 @@
> +schema_version: 0.1
> +type: consumer
> +identifier: libvlc
> +title: libVLC
> +version: 1
> +creator: Pawel Golinski
> +license: GNU GPL
> +language: en
> +tags:
> + - Audio
> + - Video
> +description: >
> + libVLC video and audio output module. It uses VLC "standard" module.
> + It can be set up using usual MLT consumer properties and additional
> + libVLC specific properties described here.
> +parameters:
> + - identifier: output_dst
> + argument: yes
> + title: File/URL
> + type: string
> + description: "sout-standard-dst" option
> + required: yes
> +
> + - identifier: input_vcodec
> + title: Input vcodec
> + type: string
> + description: Format, in which raw video frames will be supplied to the consumer.
> + default: RGBA
> +
> + - identifier: input_acodec
> + title: Input acodec
> + type: string
> + description: Format, in which raw audio frames will be supplied to the consumer.
> + default: s16l
> +
> + - identifier: output_vcodec
> + title: Output vcodec.
> + type: string
> + description: "sout-transcode-vcodec" option
> + default: mp2v
> +
> + - identifier: output_acodec
> + title: Output acodec.
> + type: string
> + description: "sout-transcode-acodec" option
> + default: mpga
> +
> + - identifier: output_vb
> + title: Output video bitrate.
> + type: integer
> + description: "sout-transcode-vb" option
> + default: 8000000
> +
> + - identifier: output_ab
> + title: Output audio bitrate.
> + type: integer
> + description: "sout-transcode-ab" option
> + default: 128000
> +
> + - identifier: output_mux
> + title: Output muxer.
> + type: string
> + description: "sout-standard-mux" option
> + default: ps
> +
> + - identifier: output_access
> + title: Output method.
> + type: string
> + description: "sout-standard-access" option
> + default: file
> diff --git a/src/Backend/MLT/modules/libvlc/consumer_libvlc_window.yml b/src/Backend/MLT/modules/libvlc/consumer_libvlc_window.yml
> new file mode 100644
> index 0000000..d2b7410
> --- /dev/null
> +++ b/src/Backend/MLT/modules/libvlc/consumer_libvlc_window.yml
> @@ -0,0 +1,39 @@
> +schema_version: 0.1
> +type: consumer
> +identifier: libvlc_window
> +title: libVLC Window
> +version: 1
> +creator: Pawel Golinski
> +license: GNU GPL
> +language: en
> +tags:
> + - Audio
> + - Video
> +description: >
> + libVLC video and audio output module. It uses VLC window output.
> + It can be set up using usual MLT consumer properties and additional
> + libVLC specific properties described here.
> +parameters:
> + - identifier: output_dst
> + argument: yes
> + title: Window handle
> + description: Window, to which libVLC should render the media.
> + required: yes
> +
> + - identifier: window_type
> + title: Window type
> + type: string
> + description: Type of the window, the output_dst points to (xwindow/nsobject/hwnd)
> + required: yes
> +
> + - identifier: input_vcodec
> + title: Input vcodec
> + type: string
> + description: Format, in which raw video frames will be supplied to the consumer.
> + default: RGBA
> +
> + - identifier: input_acodec
> + title: Input acodec
> + type: string
> + description: Format, in which raw audio frames will be supplied to the consumer.
> + default: s16l
> \ No newline at end of file
> diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
> index a85cf0a..be37f15 100644
> --- a/src/CMakeLists.txt
> +++ b/src/CMakeLists.txt
> @@ -55,6 +55,9 @@ INCLUDE_DIRECTORIES(${FREI0R_INCLUDE_DIR})
> # Instruct CMake to run moc automatically when needed.
> SET(CMAKE_AUTOMOC ON)
>
> +SET(MLT_MODULES Backend/MLT/modules)
> +ADD_DEFINITIONS(-DMLT_MODULES_PATH="${CMAKE_CURRENT_BINARY_DIR}/src/${MLT_MODULES}")
> +
> SET(VLMC_SRCS
> Commands/Commands.cpp
> Backend/IBackend.h
> @@ -74,6 +77,7 @@ SET(VLMC_SRCS
> Backend/MLT/MLTFilter.cpp
> Backend/MLT/MLTTransition.cpp
> Backend/MLT/MLTMultiTrack.cpp
> + Backend/MLT/modules/libvlc/consumer_libvlc.c
> EffectsEngine/EffectHelper.cpp
> Library/Library.cpp
> Library/MediaContainer.cpp
> @@ -314,14 +318,14 @@ ENDIF(UNIX)
>
> if( APPLE )
> set(APPLICATION_BUNDLE ${CMAKE_BINARY_DIR}/bin/vlmc.app)
> - set(APPLICATION_LIB_DIR ${LIBVLC_LIB_DIR})
> + set(APPLICATION_LIB_DIR ${LIBVLC_LIBRARY_DIRS})
>
> # re-enable this when we start addressing redistribution
> # message(STATUS "Looking for bundle ${APPLICATION_BUNDLE} with library path ${APPLICATION_LIB_DIR}")
> # install(CODE "include(BundleUtilities)
> add_custom_command(TARGET vlmc
> POST_BUILD
> - COMMAND ${CMAKE_SOURCE_DIR}/cmake/FixBundle.sh ${APPLICATION_BUNDLE}/Contents/MacOS ${LIBVLC_LIB_DIR}
> + COMMAND ${CMAKE_SOURCE_DIR}/cmake/FixBundle.sh ${APPLICATION_BUNDLE}/Contents/MacOS ${LIBVLC_LIBRARY_DIRS}
> COMMENT "Fixing application bundle for local run")
> # fixup_bundle(\"${APPLICATION_BUNDLE}\" \"\" \"${APPLICATION_LIB_DIR}\")" COMPONENT Runtime)
> endif()
> --
> 2.7.4 (Apple Git-66)
>
> _______________________________________________
> Vlmc-devel mailing list
> Vlmc-devel at videolan.org
> https://mailman.videolan.org/listinfo/vlmc-devel
More information about the Vlmc-devel
mailing list