* Copyright (C) 2003-2004 Ushodaya Enterprises Limited
* Author: Dan Dennedy <dan@dennedy.org>
*
- * 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 library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This program is distributed in the hope that it will be useful,
+ * This library 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include "consumer_sdl.h"
+#include <framework/mlt_consumer.h>
#include <framework/mlt_frame.h>
#include <framework/mlt_deque.h>
+#include <framework/mlt_factory.h>
+#include <framework/mlt_filter.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
pthread_cond_t video_cond;
int window_width;
int window_height;
- float aspect_ratio;
- float display_aspect;
- double last_frame_aspect;
+ int previous_width;
+ int previous_height;
int width;
int height;
int playing;
SDL_Rect rect;
uint8_t *buffer;
int bpp;
+ int filtered;
};
/** Forward references to static functions.
via the argument, but keep it simple.
*/
-mlt_consumer consumer_sdl_init( char *arg )
+mlt_consumer consumer_sdl_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg )
{
// Create the consumer object
consumer_sdl this = calloc( sizeof( struct consumer_sdl_s ), 1 );
// If no malloc'd and consumer init ok
- if ( this != NULL && mlt_consumer_init( &this->parent, this ) == 0 )
+ if ( this != NULL && mlt_consumer_init( &this->parent, this, profile ) == 0 )
{
// Create the queue
this->queue = mlt_deque_init( );
// Default audio buffer
mlt_properties_set_int( this->properties, "audio_buffer", 512 );
- // Get sample aspect ratio
- this->aspect_ratio = mlt_properties_get_double( this->properties, "aspect_ratio" );
-
// Ensure we don't join on a non-running object
this->joined = 1;
- // Default display aspect ratio
- this->display_aspect = 4.0 / 3.0;
-
// process actual param
if ( arg == NULL || sscanf( arg, "%dx%d", &this->width, &this->height ) != 2 )
{
this->height = mlt_properties_get_int( this->properties, "height" );
}
- // Default window size
- this->window_width = ( float )this->height * this->display_aspect;
- this->window_height = this->height;
-
// Set the sdl flags
this->sdl_flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL | SDL_RESIZABLE | SDL_DOUBLEBUF;
if ( !this->running )
{
- pthread_attr_t thread_attributes;
-
+ int video_off = mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( parent ), "video_off" );
+ int preview_off = mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( parent ), "preview_off" );
+ int display_off = video_off | preview_off;
+ int audio_off = mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( parent ), "audio_off" );
+ int sdl_started = mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( parent ), "sdl_started" );
+
consumer_stop( parent );
this->running = 1;
this->joined = 0;
- // Allow the user to force resizing to window size
- if ( mlt_properties_get_int( this->properties, "resize" ) )
+ if ( mlt_properties_get_int( this->properties, "width" ) > 0 )
+ this->width = mlt_properties_get_int( this->properties, "width" );
+ if ( mlt_properties_get_int( this->properties, "height" ) > 0 )
+ this->height = mlt_properties_get_int( this->properties, "height" );
+
+ this->bpp = mlt_properties_get_int( this->properties, "bpp" );
+
+ // Attach a colour space converter
+ if ( preview_off && !this->filtered )
{
- mlt_properties_set_int( this->properties, "width", this->width );
- mlt_properties_set_int( this->properties, "height", this->height );
+ mlt_profile profile = mlt_service_profile( MLT_CONSUMER_SERVICE( parent ) );
+ mlt_filter filter = mlt_factory_filter( profile, "avcolour_space", NULL );
+ mlt_properties_set_int( MLT_FILTER_PROPERTIES( filter ), "forced", mlt_image_yuv422 );
+ mlt_service_attach( MLT_CONSUMER_SERVICE( parent ), filter );
+ mlt_filter_close( filter );
+ this->filtered = 1;
}
+
+ if ( sdl_started == 0 && display_off == 0 )
+ {
+ if ( SDL_Init( SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE ) < 0 )
+ {
+ fprintf( stderr, "Failed to initialize SDL: %s\n", SDL_GetError() );
+ return -1;
+ }
- // Inherit the scheduling priority
- pthread_attr_init( &thread_attributes );
- pthread_attr_setinheritsched( &thread_attributes, PTHREAD_INHERIT_SCHED );
+ SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );
+ SDL_EnableUNICODE( 1 );
+ }
+ else if ( display_off == 0 )
+ {
+ this->sdl_screen = SDL_GetVideoSurface( );
+ }
+
+ if ( audio_off == 0 )
+ SDL_InitSubSystem( SDL_INIT_AUDIO );
- pthread_create( &this->thread, &thread_attributes, consumer_thread, this );
+ // Default window size
+ double display_ratio = mlt_properties_get_double( this->properties, "display_ratio" );
+ this->window_width = ( double )this->height * display_ratio;
+ this->window_height = this->height;
+
+ if ( this->sdl_screen == NULL && display_off == 0 )
+ this->sdl_screen = SDL_SetVideoMode( this->window_width, this->window_height, 0, this->sdl_flags );
+
+ pthread_create( &this->thread, NULL, consumer_thread, this );
}
return 0;
if ( this->joined == 0 )
{
// Kill the thread and clean up
+ this->joined = 1;
this->running = 0;
+ pthread_join( this->thread, NULL );
- pthread_mutex_lock( &this->audio_mutex );
- pthread_cond_broadcast( &this->audio_cond );
- pthread_mutex_unlock( &this->audio_mutex );
+ // internal cleanup
+ if ( this->sdl_overlay != NULL )
+ SDL_FreeYUVOverlay( this->sdl_overlay );
+ this->sdl_overlay = NULL;
- pthread_join( this->thread, NULL );
- this->joined = 1;
+ if ( !mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( parent ), "audio_off" ) )
+ {
+ pthread_mutex_lock( &this->audio_mutex );
+ pthread_cond_broadcast( &this->audio_cond );
+ pthread_mutex_unlock( &this->audio_mutex );
+ SDL_QuitSubSystem( SDL_INIT_AUDIO );
+ }
+
+ if ( mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( parent ), "sdl_started" ) == 0 )
+ SDL_Quit( );
+
+ this->sdl_screen = NULL;
}
return 0;
consumer_sdl this = udata;
// Get the volume
- float volume = mlt_properties_get_double( this->properties, "volume" );
+ double volume = mlt_properties_get_double( this->properties, "volume" );
pthread_mutex_lock( &this->audio_mutex );
if ( this->audio_avail >= len )
{
// Place in the audio buffer
- memcpy( stream, this->audio_buffer, len );
+ if ( volume != 1.0 )
+ SDL_MixAudio( stream, this->audio_buffer, len, ( int )( ( float )SDL_MIX_MAXVOLUME * volume ) );
+ else
+ memcpy( stream, this->audio_buffer, len );
// Remove len from the audio available
this->audio_avail -= len;
// Just to be safe, wipe the stream first
memset( stream, 0, len );
- // Copy what we have into the stream
- memcpy( stream, this->audio_buffer, this->audio_avail );
-
// Mix the audio
- SDL_MixAudio( stream, stream, len, ( int )( ( float )SDL_MIX_MAXVOLUME * volume ) );
+ SDL_MixAudio( stream, this->audio_buffer, len, ( int )( ( float )SDL_MIX_MAXVOLUME * volume ) );
// No audio left
this->audio_avail = 0;
memset( &request, 0, sizeof( SDL_AudioSpec ) );
this->playing = 0;
request.freq = frequency;
- request.format = AUDIO_S16;
+ request.format = AUDIO_S16SYS;
request.channels = channels;
request.samples = audio_buffer;
request.callback = sdl_fill_audio;
uint8_t *image;
int changed = 0;
- if ( mlt_properties_get_int( properties, "video_off" ) == 0 )
+ int video_off = mlt_properties_get_int( properties, "video_off" );
+ int preview_off = mlt_properties_get_int( properties, "preview_off" );
+ mlt_image_format preview_format = mlt_properties_get_int( properties, "preview_format" );
+ int display_off = video_off | preview_off;
+
+ if ( this->running && display_off == 0 )
{
// Get the image, width and height
- mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
mlt_frame_get_image( frame, &image, &vfmt, &width, &height, 0 );
+ mlt_properties_set_int( MLT_FRAME_PROPERTIES( frame ), "format", vfmt );
+ mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
// Handle events
if ( this->sdl_screen != NULL )
{
SDL_Event event;
+ sdl_lock_display( );
changed = consumer_get_dimensions( &this->window_width, &this->window_height );
+ sdl_unlock_display( );
while ( SDL_PollEvent( &event ) )
{
}
}
+ sdl_lock_display();
+
if ( width != this->width || height != this->height )
{
if ( this->sdl_overlay != NULL )
this->sdl_overlay = NULL;
// open SDL window with video overlay, if possible
- sdl_lock_display();
this->sdl_screen = SDL_SetVideoMode( this->window_width, this->window_height, this->bpp, this->sdl_flags );
- sdl_unlock_display();
if ( consumer_get_dimensions( &this->window_width, &this->window_height ) )
this->sdl_screen = SDL_SetVideoMode( this->window_width, this->window_height, this->bpp, this->sdl_flags );
- //SDL_Flip( this->sdl_screen );
- mlt_properties_set_int( properties, "changed", 0 );
- }
- else if ( mlt_properties_get_int( properties, "changed" ) )
- {
- sdl_lock_display();
- this->sdl_screen = SDL_SetVideoMode( this->window_width, this->window_height, this->bpp, this->sdl_flags );
- SDL_SetClipRect( this->sdl_screen, &this->rect );
- sdl_unlock_display();
- mlt_properties_set_int( properties, "changed", 0 );
}
- if ( 1 )
+ if ( this->running )
{
// Determine window's new display aspect ratio
- float this_aspect = ( float )this->window_width / this->window_height;
+ double this_aspect = ( double )this->window_width / this->window_height;
+
+ // Get the display aspect ratio
+ double display_ratio = mlt_properties_get_double( properties, "display_ratio" );
// Determine frame's display aspect ratio
- float frame_aspect = mlt_frame_get_aspect_ratio( frame ) * width / height;
+ double frame_aspect = mlt_frame_get_aspect_ratio( frame ) * width / height;
+
+ // Store the width and height received
this->width = width;
this->height = height;
if ( mlt_properties_get( properties, "rescale" ) != NULL &&
!strcmp( mlt_properties_get( properties, "rescale" ), "none" ) )
{
- // Special case optimisation to negate odd effect of sample aspect ratio
- // not corresponding exactly with image resolution.
- if ( ( (int)( this_aspect * 1000 ) == (int)( this->display_aspect * 1000 ) ) &&
- ( (int)( mlt_frame_get_aspect_ratio( frame ) * 1000 ) == (int)( this->aspect_ratio * 1000 ) ) )
+ // Use hardware scaler to normalise display aspect ratio
+ this->rect.w = frame_aspect / this_aspect * this->window_width;
+ this->rect.h = this->window_height;
+ if ( this->rect.w > this->window_width )
{
this->rect.w = this->window_width;
- this->rect.h = this->window_height;
- }
- else
- {
- // Use hardware scaler to normalise display aspect ratio
- this->rect.w = frame_aspect / this_aspect * this->window_width;
- this->rect.h = this->window_height;
- if ( this->rect.w > this->window_width )
- {
- this->rect.w = this->window_width;
- this->rect.h = this_aspect / frame_aspect * this->window_height;
- }
+ this->rect.h = this_aspect / frame_aspect * this->window_height;
}
}
// Special case optimisation to negate odd effect of sample aspect ratio
// not corresponding exactly with image resolution.
- else if ( (int)( this_aspect * 1000 ) == (int)( this->display_aspect * 1000 ) )
+ else if ( (int)( this_aspect * 1000 ) == (int)( display_ratio * 1000 ) )
{
this->rect.w = this->window_width;
this->rect.h = this->window_height;
}
// Use hardware scaler to normalise sample aspect ratio
- else if ( this->window_height * this->display_aspect > this->window_width )
+ else if ( this->window_height * display_ratio > this->window_width )
{
this->rect.w = this->window_width;
- this->rect.h = this->window_width / this->display_aspect;
+ this->rect.h = this->window_width / display_ratio;
}
else
{
- this->rect.w = this->window_height * this->display_aspect;
+ this->rect.w = this->window_height * display_ratio;
this->rect.h = this->window_height;
}
this->rect.x = ( this->window_width - this->rect.w ) / 2;
this->rect.y = ( this->window_height - this->rect.h ) / 2;
+ this->rect.x -= this->rect.x % 2;
mlt_properties_set_int( this->properties, "rect_x", this->rect.x );
mlt_properties_set_int( this->properties, "rect_y", this->rect.y );
SDL_SetClipRect( this->sdl_screen, &this->rect );
}
- if ( this->sdl_screen != NULL && this->sdl_overlay == NULL )
+ if ( this->running && this->sdl_screen != NULL && this->sdl_overlay == NULL )
{
SDL_SetClipRect( this->sdl_screen, &this->rect );
- SDL_Flip( this->sdl_screen );
- sdl_lock_display();
- this->sdl_overlay = SDL_CreateYUVOverlay( this->width, this->height, SDL_YUY2_OVERLAY, this->sdl_screen );
- sdl_unlock_display();
+ this->sdl_overlay = SDL_CreateYUVOverlay( width, height, SDL_YUY2_OVERLAY, this->sdl_screen );
}
- if ( this->sdl_screen != NULL && this->sdl_overlay != NULL )
+ if ( this->running && this->sdl_screen != NULL && this->sdl_overlay != NULL )
{
this->buffer = this->sdl_overlay->pixels[ 0 ];
- sdl_lock_display();
if ( SDL_LockYUVOverlay( this->sdl_overlay ) >= 0 )
{
if ( image != NULL )
SDL_UnlockYUVOverlay( this->sdl_overlay );
SDL_DisplayYUVOverlay( this->sdl_overlay, &this->sdl_screen->clip_rect );
}
- sdl_unlock_display();
}
+
+ sdl_unlock_display();
+ }
+ else if ( this->running )
+ {
+ vfmt = preview_format == mlt_image_none ? mlt_image_rgb24a : preview_format;
+ if ( !video_off )
+ mlt_frame_get_image( frame, &image, &vfmt, &width, &height, 0 );
+ mlt_properties_set_int( MLT_FRAME_PROPERTIES( frame ), "format", vfmt );
+ mlt_events_fire( properties, "consumer-frame-show", frame, NULL );
}
return 0;
{
// Pop the next frame
pthread_mutex_lock( &this->video_mutex );
- while ( ( next = mlt_deque_pop_front( this->queue ) ) == NULL && this->running )
+ next = mlt_deque_pop_front( this->queue );
+ while ( next == NULL && this->running )
+ {
pthread_cond_wait( &this->video_cond, &this->video_mutex );
+ next = mlt_deque_pop_front( this->queue );
+ }
pthread_mutex_unlock( &this->video_mutex );
+ if ( !this->running || next == NULL ) break;
+
// Get the properties
properties = MLT_FRAME_PROPERTIES( next );
if ( mlt_properties_get_int( properties, "rendered" ) == 1 && this->running )
{
// Obtain the scheduled playout time
- mlt_position scheduled = mlt_properties_get_position( properties, "playtime" );
+ int64_t scheduled = mlt_properties_get_int( properties, "playtime" );
// Determine the difference between the elapsed time and the scheduled playout time
- mlt_position difference = scheduled - elapsed;
+ int64_t difference = scheduled - elapsed;
// Smooth playback a bit
if ( real_time && ( difference > 20000 && speed == 1.0 ) )
// This frame can now be closed
mlt_frame_close( next );
+ next = NULL;
}
+ if ( next != NULL )
+ mlt_frame_close( next );
+
mlt_consumer_stopped( &this->parent );
return NULL;
// Get the consumer
mlt_consumer consumer = &this->parent;
+ // Convenience functionality
+ int terminate_on_pause = mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer ), "terminate_on_pause" );
+ int terminated = 0;
+
// Video thread
pthread_t thread;
int64_t playtime = 0;
struct timespec tm = { 0, 100000 };
- this->bpp = mlt_properties_get_int( this->properties, "bpp" );
-
- if ( mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer ), "sdl_started" ) == 0 )
- {
- if ( SDL_Init( SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE ) < 0 )
- {
- fprintf( stderr, "Failed to initialize SDL: %s\n", SDL_GetError() );
- return NULL;
- }
-
- SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );
- SDL_EnableUNICODE( 1 );
- }
- else
- {
- if ( SDL_GetVideoSurface( ) != NULL )
- {
- this->sdl_screen = SDL_GetVideoSurface( );
- consumer_get_dimensions( &this->window_width, &this->window_height );
- mlt_properties_set_int( this->properties, "changed", 0 );
- }
- }
-
- if ( !mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer ), "audio_off" ) )
- SDL_InitSubSystem( SDL_INIT_AUDIO );
-
// Loop until told not to
- while( this->running )
+ while( !terminated && this->running )
{
// Get a frame from the attached producer
frame = mlt_consumer_rt_frame( consumer );
+ // Check for termination
+ if ( terminate_on_pause && frame != NULL )
+ terminated = mlt_properties_get_double( MLT_FRAME_PROPERTIES( frame ), "_speed" ) == 0.0;
+
// Ensure that we have a frame
if ( frame != NULL )
{
}
// Set playtime for this frame
- mlt_properties_set_position( properties, "playtime", playtime );
+ mlt_properties_set_int( properties, "playtime", playtime );
while ( this->running && mlt_deque_count( this->queue ) > 15 )
nanosleep( &tm, NULL );
}
}
+ this->running = 0;
+
// Kill the video thread
if ( init_video == 0 )
{
pthread_join( thread, NULL );
}
- // internal cleanup
- if ( this->sdl_overlay != NULL )
- SDL_FreeYUVOverlay( this->sdl_overlay );
-
- if ( !mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer ), "audio_off" ) )
- SDL_QuitSubSystem( SDL_INIT_AUDIO );
-
- if ( mlt_properties_get_int( MLT_CONSUMER_PROPERTIES( consumer ), "sdl_started" ) == 0 )
- SDL_Quit( );
-
while( mlt_deque_count( this->queue ) )
mlt_frame_close( mlt_deque_pop_back( this->queue ) );
this->sdl_screen = NULL;
- this->sdl_overlay = NULL;
this->audio_avail = 0;
return NULL;
SDL_VERSION( &wm.version );
// Lock the display
- sdl_lock_display();
+ //sdl_lock_display();
+#ifndef __DARWIN__
// Get the wm structure
if ( SDL_GetWMInfo( &wm ) == 1 )
{
*height = attr.height;
}
}
+#endif
// Unlock the display
- sdl_lock_display();
+ //sdl_unlock_display();
return changed;
}
consumer_sdl this = parent->child;
// Stop the consumer
- mlt_consumer_stop( parent );
+ ///mlt_consumer_stop( parent );
+
+ // Now clean up the rest
+ mlt_consumer_close( parent );
// Close the queue
mlt_deque_close( this->queue );
pthread_mutex_destroy( &this->audio_mutex );
pthread_cond_destroy( &this->audio_cond );
- // Now clean up the rest
- mlt_consumer_close( parent );
-
// Finally clean up this
free( this );
}
projects / mlt / blobdiff