return ret;
}
+int mlt_convert_yuv420p_to_yuv422( uint8_t *yuv420p, int width, int height, int stride, uint8_t *yuv )
+{
+ int ret = 0;
+ register int i, j;
+
+ int half = width >> 1;
+
+ uint8_t *Y = yuv420p;
+ uint8_t *U = Y + width * height;
+ uint8_t *V = U + width * height / 4;
+
+ register uint8_t *d = yuv;
+
+ for ( i = 0; i < height; i++ )
+ {
+ register uint8_t *u = U + ( i / 2 ) * ( half );
+ register uint8_t *v = V + ( i / 2 ) * ( half );
+
+ for ( j = 0; j < half; j++ )
+ {
+ *d ++ = *Y ++;
+ *d ++ = *u ++;
+ *d ++ = *Y ++;
+ *d ++ = *v ++;
+ }
+ }
+ return ret;
+}
+
int mlt_frame_composite_yuv( mlt_frame this, mlt_frame that, int x, int y, float weight )
{
int ret = 0;
/* convenience functions */
extern int mlt_convert_rgb24a_to_yuv422( uint8_t *rgba, int width, int height, int stride, uint8_t *yuv, uint8_t *alpha );
extern int mlt_convert_rgb24_to_yuv422( uint8_t *rgb, int width, int height, int stride, uint8_t *yuv );
+extern int mlt_convert_yuv420p_to_yuv422( uint8_t *yuv420p, int width, int height, int stride, uint8_t *yuv );
extern int mlt_frame_composite_yuv( mlt_frame this, mlt_frame that, int x, int y, float weight );
extern uint8_t *mlt_frame_resize_yuv422( mlt_frame this, int owidth, int oheight );
extern uint8_t *mlt_frame_rescale_yuv422( mlt_frame this, int owidth, int oheight );
// 3rd line fallbacks
if ( result == NULL )
- result = mlt_factory_producer( "ppm", file );
+ result = mlt_factory_producer( "ffmpeg", file );
return result;
}
}
}
- // If we have no consumer, default to sdl
- if ( consumer == NULL )
- consumer = create_consumer( "sdl", mlt_multitrack_producer( multitrack ) );
-
- // Connect producer to playlist
+ // We must have a producer at this point
if ( producer != NULL )
+ {
+ // Connect producer to playlist
mlt_playlist_append( playlist, producer );
- // Connect multitrack to producer
- mlt_multitrack_connect( multitrack, mlt_playlist_producer( playlist ), 0 );
+ // If we have no consumer, default to sdl
+ if ( consumer == NULL )
+ consumer = create_consumer( "sdl", mlt_multitrack_producer( multitrack ) );
+
+ // Connect multitrack to producer
+ mlt_multitrack_connect( multitrack, mlt_playlist_producer( playlist ), 0 );
+
+ // Connect consumer to tractor
+ mlt_consumer_connect( consumer, mlt_field_service( field ) );
- // Connect consumer to tractor
- mlt_consumer_connect( consumer, mlt_field_service( field ) );
+ // Transport functionality
+ transport( mlt_multitrack_producer( multitrack ) );
- // Transport functionality
- transport( mlt_multitrack_producer( multitrack ) );
+ // Close the services
+ mlt_consumer_close( consumer );
+ mlt_producer_close( producer );
+ }
+ else
+ {
+ fprintf( stderr, "Usage: inigo [ -consumer id[:arg] [ name=value ]* ]\n"
+ " [ -filter id[:arg] [ name=value ] * ]\n"
+ " [ producer [ name=value ] * ]+\n" );
+ }
- // Close the services
- mlt_consumer_close( consumer );
+ // Close the field
mlt_field_close( field );
- mlt_producer_close( producer );
// Close the factory
mlt_factory_close( );
-SUBDIRS = core gtk2 dv sdl mainconcept bluefish
+SUBDIRS = core gtk2 dv sdl mainconcept bluefish ffmpeg
all clean depend install:
list='$(SUBDIRS)'; \
#include <string.h>
+#include "producer_ppm.h"
#include "filter_deinterlace.h"
#include "filter_greyscale.h"
#include "filter_resize.h"
#include "filter_gamma.h"
-#include "producer_ppm.h"
#include "transition_composite.h"
void *mlt_create_producer( char *id, void *arg )
#include <stdlib.h>
#include <string.h>
+typedef struct producer_ppm_s *producer_ppm;
+
+struct producer_ppm_s
+{
+ struct mlt_producer_s parent;
+ char *command;
+ FILE *video;
+ FILE *audio;
+ uint64_t expected;
+};
+
static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index );
static void producer_close( mlt_producer parent );
// Get the frames properties
mlt_properties properties = mlt_frame_properties( this );
- // Get the RGB image
- uint8_t *rgb = mlt_properties_get_data( properties, "image", NULL );
+ if ( mlt_properties_get_int( properties, "has_image" ) )
+ {
+ // Get the RGB image
+ uint8_t *rgb = mlt_properties_get_data( properties, "image", NULL );
- // Get width and height
- *width = mlt_properties_get_int( properties, "width" );
- *height = mlt_properties_get_int( properties, "height" );
+ // Get width and height
+ *width = mlt_properties_get_int( properties, "width" );
+ *height = mlt_properties_get_int( properties, "height" );
- // Convert to requested format
- if ( *format == mlt_image_yuv422 )
- {
- uint8_t *image = malloc( *width * *height * 2 );
- mlt_convert_rgb24_to_yuv422( rgb, *width, *height, *width * 3, image );
- mlt_properties_set_data( properties, "image", image, *width * *height * 2, free, NULL );
- *buffer = image;
+ // Convert to requested format
+ if ( *format == mlt_image_yuv422 )
+ {
+ uint8_t *image = malloc( *width * *height * 2 );
+ mlt_convert_rgb24_to_yuv422( rgb, *width, *height, *width * 3, image );
+ mlt_properties_set_data( properties, "image", image, *width * *height * 2, free, NULL );
+ *buffer = image;
+ }
+ else if ( *format == mlt_image_rgb24 )
+ {
+ *buffer = rgb;
+ }
}
- else if ( *format == mlt_image_rgb24 )
+ else
{
- *buffer = rgb;
+ mlt_frame_get_image( this, buffer, format, width, height, writable );
}
return 0;
}
-static void producer_ppm_position( producer_ppm this, uint64_t requested )
-{
- if ( requested != this->expected )
- {
- if ( this->video != NULL )
- pclose( this->video );
- this->video = NULL;
- if ( this->audio != NULL )
- pclose( this->audio );
- this->audio = NULL;
- }
-
- // This is the next frame we expect
- this->expected = mlt_producer_frame( &this->parent ) + 1;
-}
-
FILE *producer_ppm_run_video( producer_ppm this )
{
if ( this->video == NULL )
{
if ( this->command == NULL )
{
- this->video = popen( "image2raw -n -a -r 3 -ppm /usr/share/pixmaps/*.png", "r" );
+ this->video = popen( "image2raw -k -r 25 -ppm /usr/share/pixmaps/*.png", "r" );
}
else
{
char command[ 1024 ];
float fps = mlt_producer_get_fps( &this->parent );
float position = mlt_producer_position( &this->parent );
- sprintf( command, "ffmpeg -i \"%s\" -ss %f -f imagepipe -r %f -img ppm -", this->command, position, fps );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f imagepipe -r %f -img ppm - 2>/dev/null", this->command, position, fps );
this->video = popen( command, "r" );
}
}
{
char command[ 1024 ];
float position = mlt_producer_position( &this->parent );
- sprintf( command, "ffmpeg -i \"%s\" -ss %f -f s16le -ar 48000 -ac 2 -", this->command, position );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f s16le -ar 48000 -ac 2 - 2>/dev/null", this->command, position );
this->audio = popen( command, "r" );
}
}
return this->audio;
}
+static void producer_ppm_position( producer_ppm this, uint64_t requested )
+{
+ if ( requested != this->expected )
+ {
+ if ( this->video != NULL )
+ pclose( this->video );
+ this->video = NULL;
+ if ( this->audio != NULL )
+ pclose( this->audio );
+ this->audio = NULL;
+ }
+
+ // This is the next frame we expect
+ this->expected = mlt_producer_frame( &this->parent ) + 1;
+
+ // Open the pipe
+ this->video = producer_ppm_run_video( this );
+
+ // Open the audio pipe
+ this->audio = producer_ppm_run_audio( this );
+
+}
static int producer_get_audio( mlt_frame this, int16_t **buffer, mlt_audio_format *format, int *frequency, int *channels, int *samples )
{
*buffer = malloc( size );
// Read it
- fread( *buffer, size, 1, pipe );
+ if ( pipe != NULL )
+ fread( *buffer, size, 1, pipe );
+ else
+ memset( *buffer, 0, size );
// Pass the data on the frame properties
mlt_properties_set_data( properties, "audio", *buffer, size, free, NULL );
return 0;
}
+static int read_ppm_header( FILE *video, int *width, int *height )
+{
+ int count = 0;
+ {
+ char temp[ 132 ];
+ fgets( temp, 132, video );
+ fgets( temp, 132, video );
+ count += sscanf( temp, "%d %d", width, height );
+ fgets( temp, 132, video );
+ }
+ return count;
+}
+
static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index )
{
producer_ppm this = producer->child;
// Are we at the position expected?
producer_ppm_position( this, mlt_producer_frame( producer ) );
- // Open the pipe
- FILE *video = producer_ppm_run_video( this );
-
- // Open the audio pipe
- FILE *audio = producer_ppm_run_audio( this );
-
// Get the frames properties
mlt_properties properties = mlt_frame_properties( *frame );
+ FILE *video = this->video;
+ FILE *audio = this->audio;
+
// Read the video
- if ( video != NULL && fscanf( video, "P6\n%d %d\n255\n", &width, &height ) == 2 )
+ if ( video != NULL && read_ppm_header( video, &width, &height ) == 2 )
{
+
// Allocate an image
uint8_t *image = malloc( width * height * 3 );
mlt_properties_set_data( properties, "image", image, width * height * 3, free, NULL );
mlt_properties_set_int( properties, "width", width );
mlt_properties_set_int( properties, "height", height );
+ mlt_properties_set_int( properties, "has_image", 1 );
// Push the image callback
mlt_frame_push_get_image( *frame, producer_get_image );
}
-
- // Read the audio
- if ( audio != NULL )
+ else
{
- // Set the audio pipe
- mlt_properties_set_data( properties, "audio.pipe", audio, 0, NULL, NULL );
-
- // Hmm - register audio callback
- ( *frame )->get_audio = producer_get_audio;
+ // Push the image callback
+ mlt_frame_push_get_image( *frame, producer_get_image );
}
+ // Set the audio pipe
+ mlt_properties_set_data( properties, "audio.pipe", audio, 0, NULL, NULL );
+
+ // Hmm - register audio callback
+ ( *frame )->get_audio = producer_get_audio;
+
// Update timecode on the frame we're creating
mlt_frame_set_timecode( *frame, mlt_producer_position( producer ) );
#include <framework/mlt_producer.h>
#include <stdio.h>
-typedef struct producer_ppm_s *producer_ppm;
-
-struct producer_ppm_s
-{
- struct mlt_producer_s parent;
- char *command;
- FILE *video;
- FILE *audio;
- uint64_t expected;
-};
-
extern mlt_producer producer_ppm_init( void *command );
#endif
--- /dev/null
+
+TARGET = ../libmltffmpeg.so
+
+OBJS = factory.o \
+ producer_ffmpeg.o
+
+CFLAGS = -I../../ -Wall -g -D_FILE_OFFSET_BITS=64 -pthread
+
+SRCS := $(OBJS:.o=.c)
+
+all: $(TARGET)
+
+$(TARGET): $(OBJS)
+ $(CC) -shared -o $@ $(OBJS) $(LDFLAGS)
+
+depend: $(SRCS)
+ $(CC) -MM $(CFLAGS) $^ 1>.depend
+
+dist-clean: clean
+ rm -f .depend
+
+clean:
+ rm -f $(OBJS) $(TARGET)
+
+ifneq ($(wildcard .depend),)
+include .depend
+endif
--- /dev/null
+#!/bin/bash
+
+if [ "$help" != "1" ]
+then
+
+cat << EOF >> ../producers.dat
+ffmpeg libmltffmpeg.so
+EOF
+
+fi
+
--- /dev/null
+/*
+ * factory.c -- the factory method interfaces
+ * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <string.h>
+
+#include "producer_ffmpeg.h"
+
+void *mlt_create_producer( char *id, void *arg )
+{
+ if ( !strcmp( id, "ffmpeg" ) )
+ return producer_ffmpeg_init( arg );
+ return NULL;
+}
+
+void *mlt_create_filter( char *id, void *arg )
+{
+ return NULL;
+}
+
+void *mlt_create_transition( char *id, void *arg )
+{
+ return NULL;
+}
+
+void *mlt_create_consumer( char *id, void *arg )
+{
+ return NULL;
+}
+
--- /dev/null
+/*
+ * producer_ffmpeg.c -- simple ffmpeg test case
+ * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "producer_ffmpeg.h"
+#include <framework/mlt_frame.h>
+#include <stdlib.h>
+#include <string.h>
+
+typedef struct producer_ffmpeg_s *producer_ffmpeg;
+
+struct producer_ffmpeg_s
+{
+ struct mlt_producer_s parent;
+ char *command;
+ FILE *video;
+ FILE *audio;
+ uint64_t expected;
+ uint8_t *buffer;
+ int open;
+ int width;
+ int height;
+};
+
+static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index );
+static void producer_close( mlt_producer parent );
+
+mlt_producer producer_ffmpeg_init( char *command )
+{
+ producer_ffmpeg this = calloc( sizeof( struct producer_ffmpeg_s ), 1 );
+ if ( this != NULL && mlt_producer_init( &this->parent, this ) == 0 )
+ {
+ mlt_producer producer = &this->parent;
+
+ producer->get_frame = producer_get_frame;
+ producer->close = producer_close;
+
+ if ( command != NULL )
+ this->command = strdup( command );
+
+ this->buffer = malloc( 1024 * 1024 );
+
+ return producer;
+ }
+ free( this );
+ return NULL;
+}
+
+static int producer_get_image( mlt_frame this, uint8_t **buffer, mlt_image_format *format, int *width, int *height, int writable )
+{
+ // Get the frames properties
+ mlt_properties properties = mlt_frame_properties( this );
+
+ if ( mlt_properties_get_int( properties, "has_image" ) )
+ {
+ // Get width and height
+ *format = mlt_image_yuv422;
+ *width = mlt_properties_get_int( properties, "width" );
+ *height = mlt_properties_get_int( properties, "height" );
+
+ // Specify format and image
+ *buffer = mlt_properties_get_data( properties, "image", NULL );
+ }
+ else
+ {
+ mlt_frame_get_image( this, buffer, format, width, height, writable );
+ }
+
+ return 0;
+}
+
+FILE *producer_ffmpeg_run_video( producer_ffmpeg this )
+{
+ if ( this->video == NULL && !this->open )
+ {
+ if ( this->command != NULL )
+ {
+ char command[ 1024 ];
+ float fps = mlt_producer_get_fps( &this->parent );
+ float position = mlt_producer_position( &this->parent );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f imagepipe -r %f -f yuv4mpegpipe - 2>/dev/null", this->command, position, fps );
+ this->video = popen( command, "r" );
+ }
+ }
+ return this->video;
+}
+
+FILE *producer_ffmpeg_run_audio( producer_ffmpeg this )
+{
+ if ( this->audio == NULL && !this->open )
+ {
+ if ( this->command != NULL )
+ {
+ char command[ 1024 ];
+ float position = mlt_producer_position( &this->parent );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f s16le -ar 48000 -ac 2 - 2>/dev/null", this->command, position );
+ this->audio = popen( command, "r" );
+ }
+ }
+ return this->audio;
+}
+
+static void producer_ffmpeg_position( producer_ffmpeg this, uint64_t requested )
+{
+ if ( requested != this->expected )
+ {
+ if ( this->video != NULL )
+ pclose( this->video );
+ this->video = NULL;
+ if ( this->audio != NULL )
+ pclose( this->audio );
+ this->audio = NULL;
+
+ // We should not be open now
+ this->open = 0;
+ }
+
+ // This is the next frame we expect
+ this->expected = mlt_producer_frame( &this->parent ) + 1;
+
+ // Open the pipe
+ this->video = producer_ffmpeg_run_video( this );
+
+ // Open the audio pipe
+ this->audio = producer_ffmpeg_run_audio( this );
+
+ // We should be open now
+ this->open = 1;
+}
+
+static int producer_get_audio( mlt_frame this, int16_t **buffer, mlt_audio_format *format, int *frequency, int *channels, int *samples )
+{
+ // Get the frames properties
+ mlt_properties properties = mlt_frame_properties( this );
+
+ producer_ffmpeg producer = mlt_properties_get_data( properties, "producer_ffmpeg", NULL );
+
+ *frequency = 48000;
+ *channels = 2;
+ *samples = 1920;
+
+ // Size
+ int size = *samples * *channels * 2;
+
+ // Allocate an image
+ *buffer = malloc( size );
+
+ // Read it
+ if ( producer->audio != NULL )
+ {
+ if ( fread( *buffer, size, 1, producer->audio ) != 1 )
+ {
+ pclose( producer->audio );
+ producer->audio = NULL;
+ }
+ }
+ else
+ {
+ memset( *buffer, 0, size );
+ }
+
+ // Pass the data on the frame properties
+ mlt_properties_set_data( properties, "audio", *buffer, size, free, NULL );
+
+ return 0;
+}
+
+static int read_ffmpeg_header( producer_ffmpeg this, int *width, int *height )
+{
+ int count = 0;
+ char temp[ 132 ];
+ FILE *video = this->video;
+
+ if ( fgets( temp, 132, video ) )
+ {
+ if ( strncmp( temp, "FRAME", 5 ) )
+ {
+ if ( strstr( temp, " W" ) != NULL )
+ *width = atoi( strstr( temp, " W" ) + 2 );
+ if ( strstr( temp, " H" ) != NULL )
+ *height = atoi( strstr( temp, " H" ) + 2 );
+ count = 2;
+ fgets( temp, 132, video );
+ this->width = *width;
+ this->height = *height;
+ }
+ else
+ {
+ *width = this->width;
+ *height = this->height;
+ count = 2;
+ }
+ }
+ return count;
+}
+
+static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index )
+{
+ producer_ffmpeg this = producer->child;
+ int width;
+ int height;
+
+ // Construct a test frame
+ *frame = mlt_frame_init( );
+
+ // Are we at the position expected?
+ producer_ffmpeg_position( this, mlt_producer_frame( producer ) );
+
+ // Get the frames properties
+ mlt_properties properties = mlt_frame_properties( *frame );
+
+ FILE *video = this->video;
+
+ // Read the video
+ if ( video != NULL && read_ffmpeg_header( this, &width, &height ) == 2 )
+ {
+ // Allocate an image
+ uint8_t *image = malloc( width * height * 2 );
+
+ // Read it
+ fread( this->buffer, width * height * 3 / 2, 1, video );
+
+ // Convert it
+ mlt_convert_yuv420p_to_yuv422( this->buffer, width, height, width, image );
+
+ // Pass the data on the frame properties
+ mlt_properties_set_data( properties, "image", image, width * height * 2, free, NULL );
+ mlt_properties_set_int( properties, "width", width );
+ mlt_properties_set_int( properties, "height", height );
+ mlt_properties_set_int( properties, "has_image", 1 );
+
+ // Push the image callback
+ mlt_frame_push_get_image( *frame, producer_get_image );
+ }
+ else
+ {
+ // Clean up
+ if ( this->video != NULL )
+ {
+ pclose( this->video );
+ this->video = NULL;
+ }
+
+ // Push the image callback
+ mlt_frame_push_get_image( *frame, producer_get_image );
+ }
+
+ // Set the audio pipe
+ mlt_properties_set_data( properties, "producer_ffmpeg", this, 0, NULL, NULL );
+
+ // Hmm - register audio callback
+ ( *frame )->get_audio = producer_get_audio;
+
+ // Update timecode on the frame we're creating
+ mlt_frame_set_timecode( *frame, mlt_producer_position( producer ) );
+
+ // Calculate the next timecode
+ mlt_producer_prepare_next( producer );
+
+ return 0;
+}
+
+static void producer_close( mlt_producer parent )
+{
+ producer_ffmpeg this = parent->child;
+ if ( this->video )
+ pclose( this->video );
+ if ( this->audio )
+ pclose( this->audio );
+ free( this->command );
+ parent->close = NULL;
+ mlt_producer_close( parent );
+ free( this );
+}
+
--- /dev/null
+/*
+ * producer_ffmpeg.h -- simple ffmpeg test case
+ * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _PRODUCER_Y4M_H_
+#define _PRODUCER_Y4M_H_
+
+#include <framework/mlt_producer.h>
+#include <stdio.h>
+
+extern mlt_producer producer_ffmpeg_init( char *file );
+
+#endif
request.freq = frequency;
request.format = AUDIO_S16;
request.channels = channels;
- request.samples = 512;
+ request.samples = 2048;
request.callback = sdl_fill_audio;
request.userdata = (void *)this;
if ( SDL_OpenAudio( &request, NULL ) < 0 )
break;
}
}
+
+ if ( width != this->width || height != this->height )
+ {
+ this->width = width;
+ this->height = height;
+ changed = 1;
+ }
}
if ( sdl_screen == NULL || changed )
{
double aspect_ratio = mlt_frame_get_aspect_ratio( frame );
+ if ( mlt_properties_get_double( properties, "aspect_ratio" ) )
+ aspect_ratio = mlt_properties_get_double( properties, "aspect_ratio" );
+
if ( this->window_width == 0 || this->window_height == 0 )
{
this->window_width = width;
return ret;
}
+int mlt_convert_yuv420p_to_yuv422( uint8_t *yuv420p, int width, int height, int stride, uint8_t *yuv )
+{
+ int ret = 0;
+ register int i, j;
+
+ int half = width >> 1;
+
+ uint8_t *Y = yuv420p;
+ uint8_t *U = Y + width * height;
+ uint8_t *V = U + width * height / 4;
+
+ register uint8_t *d = yuv;
+
+ for ( i = 0; i < height; i++ )
+ {
+ register uint8_t *u = U + ( i / 2 ) * ( half );
+ register uint8_t *v = V + ( i / 2 ) * ( half );
+
+ for ( j = 0; j < half; j++ )
+ {
+ *d ++ = *Y ++;
+ *d ++ = *u ++;
+ *d ++ = *Y ++;
+ *d ++ = *v ++;
+ }
+ }
+ return ret;
+}
+
int mlt_frame_composite_yuv( mlt_frame this, mlt_frame that, int x, int y, float weight )
{
int ret = 0;
/* convenience functions */
extern int mlt_convert_rgb24a_to_yuv422( uint8_t *rgba, int width, int height, int stride, uint8_t *yuv, uint8_t *alpha );
extern int mlt_convert_rgb24_to_yuv422( uint8_t *rgb, int width, int height, int stride, uint8_t *yuv );
+extern int mlt_convert_yuv420p_to_yuv422( uint8_t *yuv420p, int width, int height, int stride, uint8_t *yuv );
extern int mlt_frame_composite_yuv( mlt_frame this, mlt_frame that, int x, int y, float weight );
extern uint8_t *mlt_frame_resize_yuv422( mlt_frame this, int owidth, int oheight );
extern uint8_t *mlt_frame_rescale_yuv422( mlt_frame this, int owidth, int oheight );
// 3rd line fallbacks
if ( result == NULL )
- result = mlt_factory_producer( "ppm", file );
+ result = mlt_factory_producer( "ffmpeg", file );
return result;
}
}
}
- // If we have no consumer, default to sdl
- if ( consumer == NULL )
- consumer = create_consumer( "sdl", mlt_multitrack_producer( multitrack ) );
-
- // Connect producer to playlist
+ // We must have a producer at this point
if ( producer != NULL )
+ {
+ // Connect producer to playlist
mlt_playlist_append( playlist, producer );
- // Connect multitrack to producer
- mlt_multitrack_connect( multitrack, mlt_playlist_producer( playlist ), 0 );
+ // If we have no consumer, default to sdl
+ if ( consumer == NULL )
+ consumer = create_consumer( "sdl", mlt_multitrack_producer( multitrack ) );
+
+ // Connect multitrack to producer
+ mlt_multitrack_connect( multitrack, mlt_playlist_producer( playlist ), 0 );
+
+ // Connect consumer to tractor
+ mlt_consumer_connect( consumer, mlt_field_service( field ) );
- // Connect consumer to tractor
- mlt_consumer_connect( consumer, mlt_field_service( field ) );
+ // Transport functionality
+ transport( mlt_multitrack_producer( multitrack ) );
- // Transport functionality
- transport( mlt_multitrack_producer( multitrack ) );
+ // Close the services
+ mlt_consumer_close( consumer );
+ mlt_producer_close( producer );
+ }
+ else
+ {
+ fprintf( stderr, "Usage: inigo [ -consumer id[:arg] [ name=value ]* ]\n"
+ " [ -filter id[:arg] [ name=value ] * ]\n"
+ " [ producer [ name=value ] * ]+\n" );
+ }
- // Close the services
- mlt_consumer_close( consumer );
+ // Close the field
mlt_field_close( field );
- mlt_producer_close( producer );
// Close the factory
mlt_factory_close( );
-SUBDIRS = core gtk2 dv sdl mainconcept bluefish
+SUBDIRS = core gtk2 dv sdl mainconcept bluefish ffmpeg
all clean depend install:
list='$(SUBDIRS)'; \
#include <string.h>
+#include "producer_ppm.h"
#include "filter_deinterlace.h"
#include "filter_greyscale.h"
#include "filter_resize.h"
#include "filter_gamma.h"
-#include "producer_ppm.h"
#include "transition_composite.h"
void *mlt_create_producer( char *id, void *arg )
#include <stdlib.h>
#include <string.h>
+typedef struct producer_ppm_s *producer_ppm;
+
+struct producer_ppm_s
+{
+ struct mlt_producer_s parent;
+ char *command;
+ FILE *video;
+ FILE *audio;
+ uint64_t expected;
+};
+
static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index );
static void producer_close( mlt_producer parent );
// Get the frames properties
mlt_properties properties = mlt_frame_properties( this );
- // Get the RGB image
- uint8_t *rgb = mlt_properties_get_data( properties, "image", NULL );
+ if ( mlt_properties_get_int( properties, "has_image" ) )
+ {
+ // Get the RGB image
+ uint8_t *rgb = mlt_properties_get_data( properties, "image", NULL );
- // Get width and height
- *width = mlt_properties_get_int( properties, "width" );
- *height = mlt_properties_get_int( properties, "height" );
+ // Get width and height
+ *width = mlt_properties_get_int( properties, "width" );
+ *height = mlt_properties_get_int( properties, "height" );
- // Convert to requested format
- if ( *format == mlt_image_yuv422 )
- {
- uint8_t *image = malloc( *width * *height * 2 );
- mlt_convert_rgb24_to_yuv422( rgb, *width, *height, *width * 3, image );
- mlt_properties_set_data( properties, "image", image, *width * *height * 2, free, NULL );
- *buffer = image;
+ // Convert to requested format
+ if ( *format == mlt_image_yuv422 )
+ {
+ uint8_t *image = malloc( *width * *height * 2 );
+ mlt_convert_rgb24_to_yuv422( rgb, *width, *height, *width * 3, image );
+ mlt_properties_set_data( properties, "image", image, *width * *height * 2, free, NULL );
+ *buffer = image;
+ }
+ else if ( *format == mlt_image_rgb24 )
+ {
+ *buffer = rgb;
+ }
}
- else if ( *format == mlt_image_rgb24 )
+ else
{
- *buffer = rgb;
+ mlt_frame_get_image( this, buffer, format, width, height, writable );
}
return 0;
}
-static void producer_ppm_position( producer_ppm this, uint64_t requested )
-{
- if ( requested != this->expected )
- {
- if ( this->video != NULL )
- pclose( this->video );
- this->video = NULL;
- if ( this->audio != NULL )
- pclose( this->audio );
- this->audio = NULL;
- }
-
- // This is the next frame we expect
- this->expected = mlt_producer_frame( &this->parent ) + 1;
-}
-
FILE *producer_ppm_run_video( producer_ppm this )
{
if ( this->video == NULL )
{
if ( this->command == NULL )
{
- this->video = popen( "image2raw -n -a -r 3 -ppm /usr/share/pixmaps/*.png", "r" );
+ this->video = popen( "image2raw -k -r 25 -ppm /usr/share/pixmaps/*.png", "r" );
}
else
{
char command[ 1024 ];
float fps = mlt_producer_get_fps( &this->parent );
float position = mlt_producer_position( &this->parent );
- sprintf( command, "ffmpeg -i \"%s\" -ss %f -f imagepipe -r %f -img ppm -", this->command, position, fps );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f imagepipe -r %f -img ppm - 2>/dev/null", this->command, position, fps );
this->video = popen( command, "r" );
}
}
{
char command[ 1024 ];
float position = mlt_producer_position( &this->parent );
- sprintf( command, "ffmpeg -i \"%s\" -ss %f -f s16le -ar 48000 -ac 2 -", this->command, position );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f s16le -ar 48000 -ac 2 - 2>/dev/null", this->command, position );
this->audio = popen( command, "r" );
}
}
return this->audio;
}
+static void producer_ppm_position( producer_ppm this, uint64_t requested )
+{
+ if ( requested != this->expected )
+ {
+ if ( this->video != NULL )
+ pclose( this->video );
+ this->video = NULL;
+ if ( this->audio != NULL )
+ pclose( this->audio );
+ this->audio = NULL;
+ }
+
+ // This is the next frame we expect
+ this->expected = mlt_producer_frame( &this->parent ) + 1;
+
+ // Open the pipe
+ this->video = producer_ppm_run_video( this );
+
+ // Open the audio pipe
+ this->audio = producer_ppm_run_audio( this );
+
+}
static int producer_get_audio( mlt_frame this, int16_t **buffer, mlt_audio_format *format, int *frequency, int *channels, int *samples )
{
*buffer = malloc( size );
// Read it
- fread( *buffer, size, 1, pipe );
+ if ( pipe != NULL )
+ fread( *buffer, size, 1, pipe );
+ else
+ memset( *buffer, 0, size );
// Pass the data on the frame properties
mlt_properties_set_data( properties, "audio", *buffer, size, free, NULL );
return 0;
}
+static int read_ppm_header( FILE *video, int *width, int *height )
+{
+ int count = 0;
+ {
+ char temp[ 132 ];
+ fgets( temp, 132, video );
+ fgets( temp, 132, video );
+ count += sscanf( temp, "%d %d", width, height );
+ fgets( temp, 132, video );
+ }
+ return count;
+}
+
static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index )
{
producer_ppm this = producer->child;
// Are we at the position expected?
producer_ppm_position( this, mlt_producer_frame( producer ) );
- // Open the pipe
- FILE *video = producer_ppm_run_video( this );
-
- // Open the audio pipe
- FILE *audio = producer_ppm_run_audio( this );
-
// Get the frames properties
mlt_properties properties = mlt_frame_properties( *frame );
+ FILE *video = this->video;
+ FILE *audio = this->audio;
+
// Read the video
- if ( video != NULL && fscanf( video, "P6\n%d %d\n255\n", &width, &height ) == 2 )
+ if ( video != NULL && read_ppm_header( video, &width, &height ) == 2 )
{
+
// Allocate an image
uint8_t *image = malloc( width * height * 3 );
mlt_properties_set_data( properties, "image", image, width * height * 3, free, NULL );
mlt_properties_set_int( properties, "width", width );
mlt_properties_set_int( properties, "height", height );
+ mlt_properties_set_int( properties, "has_image", 1 );
// Push the image callback
mlt_frame_push_get_image( *frame, producer_get_image );
}
-
- // Read the audio
- if ( audio != NULL )
+ else
{
- // Set the audio pipe
- mlt_properties_set_data( properties, "audio.pipe", audio, 0, NULL, NULL );
-
- // Hmm - register audio callback
- ( *frame )->get_audio = producer_get_audio;
+ // Push the image callback
+ mlt_frame_push_get_image( *frame, producer_get_image );
}
+ // Set the audio pipe
+ mlt_properties_set_data( properties, "audio.pipe", audio, 0, NULL, NULL );
+
+ // Hmm - register audio callback
+ ( *frame )->get_audio = producer_get_audio;
+
// Update timecode on the frame we're creating
mlt_frame_set_timecode( *frame, mlt_producer_position( producer ) );
#include <framework/mlt_producer.h>
#include <stdio.h>
-typedef struct producer_ppm_s *producer_ppm;
-
-struct producer_ppm_s
-{
- struct mlt_producer_s parent;
- char *command;
- FILE *video;
- FILE *audio;
- uint64_t expected;
-};
-
extern mlt_producer producer_ppm_init( void *command );
#endif
--- /dev/null
+
+TARGET = ../libmltffmpeg.so
+
+OBJS = factory.o \
+ producer_ffmpeg.o
+
+CFLAGS = -I../../ -Wall -g -D_FILE_OFFSET_BITS=64 -pthread
+
+SRCS := $(OBJS:.o=.c)
+
+all: $(TARGET)
+
+$(TARGET): $(OBJS)
+ $(CC) -shared -o $@ $(OBJS) $(LDFLAGS)
+
+depend: $(SRCS)
+ $(CC) -MM $(CFLAGS) $^ 1>.depend
+
+dist-clean: clean
+ rm -f .depend
+
+clean:
+ rm -f $(OBJS) $(TARGET)
+
+ifneq ($(wildcard .depend),)
+include .depend
+endif
--- /dev/null
+#!/bin/bash
+
+if [ "$help" != "1" ]
+then
+
+cat << EOF >> ../producers.dat
+ffmpeg libmltffmpeg.so
+EOF
+
+fi
+
--- /dev/null
+/*
+ * factory.c -- the factory method interfaces
+ * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <string.h>
+
+#include "producer_ffmpeg.h"
+
+void *mlt_create_producer( char *id, void *arg )
+{
+ if ( !strcmp( id, "ffmpeg" ) )
+ return producer_ffmpeg_init( arg );
+ return NULL;
+}
+
+void *mlt_create_filter( char *id, void *arg )
+{
+ return NULL;
+}
+
+void *mlt_create_transition( char *id, void *arg )
+{
+ return NULL;
+}
+
+void *mlt_create_consumer( char *id, void *arg )
+{
+ return NULL;
+}
+
--- /dev/null
+/*
+ * producer_ffmpeg.c -- simple ffmpeg test case
+ * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include "producer_ffmpeg.h"
+#include <framework/mlt_frame.h>
+#include <stdlib.h>
+#include <string.h>
+
+typedef struct producer_ffmpeg_s *producer_ffmpeg;
+
+struct producer_ffmpeg_s
+{
+ struct mlt_producer_s parent;
+ char *command;
+ FILE *video;
+ FILE *audio;
+ uint64_t expected;
+ uint8_t *buffer;
+ int open;
+ int width;
+ int height;
+};
+
+static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index );
+static void producer_close( mlt_producer parent );
+
+mlt_producer producer_ffmpeg_init( char *command )
+{
+ producer_ffmpeg this = calloc( sizeof( struct producer_ffmpeg_s ), 1 );
+ if ( this != NULL && mlt_producer_init( &this->parent, this ) == 0 )
+ {
+ mlt_producer producer = &this->parent;
+
+ producer->get_frame = producer_get_frame;
+ producer->close = producer_close;
+
+ if ( command != NULL )
+ this->command = strdup( command );
+
+ this->buffer = malloc( 1024 * 1024 );
+
+ return producer;
+ }
+ free( this );
+ return NULL;
+}
+
+static int producer_get_image( mlt_frame this, uint8_t **buffer, mlt_image_format *format, int *width, int *height, int writable )
+{
+ // Get the frames properties
+ mlt_properties properties = mlt_frame_properties( this );
+
+ if ( mlt_properties_get_int( properties, "has_image" ) )
+ {
+ // Get width and height
+ *format = mlt_image_yuv422;
+ *width = mlt_properties_get_int( properties, "width" );
+ *height = mlt_properties_get_int( properties, "height" );
+
+ // Specify format and image
+ *buffer = mlt_properties_get_data( properties, "image", NULL );
+ }
+ else
+ {
+ mlt_frame_get_image( this, buffer, format, width, height, writable );
+ }
+
+ return 0;
+}
+
+FILE *producer_ffmpeg_run_video( producer_ffmpeg this )
+{
+ if ( this->video == NULL && !this->open )
+ {
+ if ( this->command != NULL )
+ {
+ char command[ 1024 ];
+ float fps = mlt_producer_get_fps( &this->parent );
+ float position = mlt_producer_position( &this->parent );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f imagepipe -r %f -f yuv4mpegpipe - 2>/dev/null", this->command, position, fps );
+ this->video = popen( command, "r" );
+ }
+ }
+ return this->video;
+}
+
+FILE *producer_ffmpeg_run_audio( producer_ffmpeg this )
+{
+ if ( this->audio == NULL && !this->open )
+ {
+ if ( this->command != NULL )
+ {
+ char command[ 1024 ];
+ float position = mlt_producer_position( &this->parent );
+ sprintf( command, "ffmpeg -i \"%s\" -ss %f -f s16le -ar 48000 -ac 2 - 2>/dev/null", this->command, position );
+ this->audio = popen( command, "r" );
+ }
+ }
+ return this->audio;
+}
+
+static void producer_ffmpeg_position( producer_ffmpeg this, uint64_t requested )
+{
+ if ( requested != this->expected )
+ {
+ if ( this->video != NULL )
+ pclose( this->video );
+ this->video = NULL;
+ if ( this->audio != NULL )
+ pclose( this->audio );
+ this->audio = NULL;
+
+ // We should not be open now
+ this->open = 0;
+ }
+
+ // This is the next frame we expect
+ this->expected = mlt_producer_frame( &this->parent ) + 1;
+
+ // Open the pipe
+ this->video = producer_ffmpeg_run_video( this );
+
+ // Open the audio pipe
+ this->audio = producer_ffmpeg_run_audio( this );
+
+ // We should be open now
+ this->open = 1;
+}
+
+static int producer_get_audio( mlt_frame this, int16_t **buffer, mlt_audio_format *format, int *frequency, int *channels, int *samples )
+{
+ // Get the frames properties
+ mlt_properties properties = mlt_frame_properties( this );
+
+ producer_ffmpeg producer = mlt_properties_get_data( properties, "producer_ffmpeg", NULL );
+
+ *frequency = 48000;
+ *channels = 2;
+ *samples = 1920;
+
+ // Size
+ int size = *samples * *channels * 2;
+
+ // Allocate an image
+ *buffer = malloc( size );
+
+ // Read it
+ if ( producer->audio != NULL )
+ {
+ if ( fread( *buffer, size, 1, producer->audio ) != 1 )
+ {
+ pclose( producer->audio );
+ producer->audio = NULL;
+ }
+ }
+ else
+ {
+ memset( *buffer, 0, size );
+ }
+
+ // Pass the data on the frame properties
+ mlt_properties_set_data( properties, "audio", *buffer, size, free, NULL );
+
+ return 0;
+}
+
+static int read_ffmpeg_header( producer_ffmpeg this, int *width, int *height )
+{
+ int count = 0;
+ char temp[ 132 ];
+ FILE *video = this->video;
+
+ if ( fgets( temp, 132, video ) )
+ {
+ if ( strncmp( temp, "FRAME", 5 ) )
+ {
+ if ( strstr( temp, " W" ) != NULL )
+ *width = atoi( strstr( temp, " W" ) + 2 );
+ if ( strstr( temp, " H" ) != NULL )
+ *height = atoi( strstr( temp, " H" ) + 2 );
+ count = 2;
+ fgets( temp, 132, video );
+ this->width = *width;
+ this->height = *height;
+ }
+ else
+ {
+ *width = this->width;
+ *height = this->height;
+ count = 2;
+ }
+ }
+ return count;
+}
+
+static int producer_get_frame( mlt_producer producer, mlt_frame_ptr frame, int index )
+{
+ producer_ffmpeg this = producer->child;
+ int width;
+ int height;
+
+ // Construct a test frame
+ *frame = mlt_frame_init( );
+
+ // Are we at the position expected?
+ producer_ffmpeg_position( this, mlt_producer_frame( producer ) );
+
+ // Get the frames properties
+ mlt_properties properties = mlt_frame_properties( *frame );
+
+ FILE *video = this->video;
+
+ // Read the video
+ if ( video != NULL && read_ffmpeg_header( this, &width, &height ) == 2 )
+ {
+ // Allocate an image
+ uint8_t *image = malloc( width * height * 2 );
+
+ // Read it
+ fread( this->buffer, width * height * 3 / 2, 1, video );
+
+ // Convert it
+ mlt_convert_yuv420p_to_yuv422( this->buffer, width, height, width, image );
+
+ // Pass the data on the frame properties
+ mlt_properties_set_data( properties, "image", image, width * height * 2, free, NULL );
+ mlt_properties_set_int( properties, "width", width );
+ mlt_properties_set_int( properties, "height", height );
+ mlt_properties_set_int( properties, "has_image", 1 );
+
+ // Push the image callback
+ mlt_frame_push_get_image( *frame, producer_get_image );
+ }
+ else
+ {
+ // Clean up
+ if ( this->video != NULL )
+ {
+ pclose( this->video );
+ this->video = NULL;
+ }
+
+ // Push the image callback
+ mlt_frame_push_get_image( *frame, producer_get_image );
+ }
+
+ // Set the audio pipe
+ mlt_properties_set_data( properties, "producer_ffmpeg", this, 0, NULL, NULL );
+
+ // Hmm - register audio callback
+ ( *frame )->get_audio = producer_get_audio;
+
+ // Update timecode on the frame we're creating
+ mlt_frame_set_timecode( *frame, mlt_producer_position( producer ) );
+
+ // Calculate the next timecode
+ mlt_producer_prepare_next( producer );
+
+ return 0;
+}
+
+static void producer_close( mlt_producer parent )
+{
+ producer_ffmpeg this = parent->child;
+ if ( this->video )
+ pclose( this->video );
+ if ( this->audio )
+ pclose( this->audio );
+ free( this->command );
+ parent->close = NULL;
+ mlt_producer_close( parent );
+ free( this );
+}
+
--- /dev/null
+/*
+ * producer_ffmpeg.h -- simple ffmpeg test case
+ * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
+ * Author: Charles Yates <charles.yates@pandora.be>
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _PRODUCER_Y4M_H_
+#define _PRODUCER_Y4M_H_
+
+#include <framework/mlt_producer.h>
+#include <stdio.h>
+
+extern mlt_producer producer_ffmpeg_init( char *file );
+
+#endif
request.freq = frequency;
request.format = AUDIO_S16;
request.channels = channels;
- request.samples = 512;
+ request.samples = 2048;
request.callback = sdl_fill_audio;
request.userdata = (void *)this;
if ( SDL_OpenAudio( &request, NULL ) < 0 )
break;
}
}
+
+ if ( width != this->width || height != this->height )
+ {
+ this->width = width;
+ this->height = height;
+ changed = 1;
+ }
}
if ( sdl_screen == NULL || changed )
{
double aspect_ratio = mlt_frame_get_aspect_ratio( frame );
+ if ( mlt_properties_get_double( properties, "aspect_ratio" ) )
+ aspect_ratio = mlt_properties_get_double( properties, "aspect_ratio" );
+
if ( this->window_width == 0 || this->window_height == 0 )
{
this->window_width = width;