* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#include "mlt_profile.h"
-#include "mlt_factory.h"
-#include "mlt_properties.h"
+#include "mlt.h"
#include <stdlib.h>
#include <string.h>
#include <libgen.h>
-/** the default subdirectory of the prefix for holding profiles */
-#define PROFILES_DIR "/share/mlt/profiles/"
+/** the default subdirectory of the datadir for holding profiles */
+#define PROFILES_DIR "/profiles"
/** Load a profile from the system folder.
*
{
filename = calloc( 1, strlen( name ) + 1 );
}
- // Load from $prefix/share/mlt/profiles
+ // Load from $datadir/mlt/profiles
else if ( prefix == NULL )
{
- prefix = PREFIX;
- filename = calloc( 1, strlen( prefix ) + strlen( PROFILES_DIR ) + strlen( name ) + 2 );
+ prefix = DATADIR;
+ filename = calloc( 1, strlen( prefix ) + strlen( PROFILES_DIR ) + strlen( name ) + 1 );
strcpy( filename, prefix );
- if ( filename[ strlen( filename ) - 1 ] != '/' )
- filename[ strlen( filename ) ] = '/';
strcat( filename, PROFILES_DIR );
}
// Use environment variable instead
* This will never return NULL as it uses the dv_pal settings as hard-coded fallback default.
*
* \public \memberof mlt_profile_s
- * @param name the name of a profile settings file located in the standard location or
+ * \param name the name of a profile settings file located in the standard location or
* the full path name to a profile settings file
- * @return a profile
+ * \return a profile
*/
mlt_profile mlt_profile_init( const char *name )
profile->sample_aspect_den = 15;
profile->display_aspect_num = 4;
profile->display_aspect_den = 3;
+ profile->colorspace = 601;
}
}
}
/** Load a profile from specific file.
*
* \public \memberof mlt_profile_s
- * @param file the full path name to a properties file
- * @return a profile or NULL on error
+ * \param file the full path name to a properties file
+ * \return a profile or NULL on error
*/
mlt_profile mlt_profile_load_file( const char *file )
/** Load a profile from a properties object.
*
* \public \memberof mlt_profile_s
- * @param properties a properties list
- * @return a profile or NULL if out of memory
+ * \param properties a properties list
+ * \return a profile or NULL if out of memory
*/
mlt_profile mlt_profile_load_properties( mlt_properties properties )
profile->sample_aspect_den = mlt_properties_get_int( properties, "sample_aspect_den" );
profile->display_aspect_num = mlt_properties_get_int( properties, "display_aspect_num" );
profile->display_aspect_den = mlt_properties_get_int( properties, "display_aspect_den" );
+ profile->colorspace = mlt_properties_get_int( properties, "colorspace" );
}
return profile;
}
/** Load an anonymous profile from string.
*
* \public \memberof mlt_profile_s
- * @param string a newline-delimited list of properties as name=value pairs
- * @return a profile or NULL if out of memory
+ * \param string a newline-delimited list of properties as name=value pairs
+ * \return a profile or NULL if out of memory
*/
mlt_profile mlt_profile_load_string( const char *string )
/** Get the video frame rate as a floating point value.
*
* \public \memberof mlt_profile_s
- * @param aprofile a profile
+ * @param profile a profile
* @return the frame rate
*/
-double mlt_profile_fps( mlt_profile aprofile )
+double mlt_profile_fps( mlt_profile profile )
{
- if ( aprofile )
- return ( double ) aprofile->frame_rate_num / aprofile->frame_rate_den;
+ if ( profile )
+ return ( double ) profile->frame_rate_num / profile->frame_rate_den;
else
return 0;
}
/** Get the sample aspect ratio as a floating point value.
*
* \public \memberof mlt_profile_s
- * @param aprofile a profile
- * @return the pixel aspect ratio
+ * \param profile a profile
+ * \return the pixel aspect ratio
*/
-double mlt_profile_sar( mlt_profile aprofile )
+double mlt_profile_sar( mlt_profile profile )
{
- if ( aprofile )
- return ( double ) aprofile->sample_aspect_num / aprofile->sample_aspect_den;
+ if ( profile )
+ return ( double ) profile->sample_aspect_num / profile->sample_aspect_den;
else
return 0;
}
/** Get the display aspect ratio as floating point value.
*
* \public \memberof mlt_profile_s
- * @param aprofile a profile
- * @return the image aspect ratio
+ * \param profile a profile
+ * \return the image aspect ratio
*/
-double mlt_profile_dar( mlt_profile aprofile )
+double mlt_profile_dar( mlt_profile profile )
{
- if ( aprofile )
- return ( double ) aprofile->display_aspect_num / aprofile->display_aspect_den;
+ if ( profile )
+ return ( double ) profile->display_aspect_num / profile->display_aspect_den;
else
return 0;
}
/** Free up the global profile resources.
*
* \public \memberof mlt_profile_s
- * @param profile a profile
+ * \param profile a profile
*/
void mlt_profile_close( mlt_profile profile )
profile = NULL;
}
}
+
+/** Make a copy of a profile.
+ *
+ * \public \memberof mlt_profile_s
+ * \param profile the profile to clone
+ * \return a copy of the profile
+ */
+
+mlt_profile mlt_profile_clone( mlt_profile profile )
+{
+ mlt_profile clone = NULL;
+
+ if ( profile )
+ {
+ clone = calloc( 1, sizeof( *profile ) );
+ if ( clone )
+ {
+ memcpy( clone, profile, sizeof( *profile ) );
+ clone->description = strdup( profile->description );
+ }
+ }
+ return clone;
+}
+
+
+/** Get the list of profiles.
+ *
+ * The caller MUST close the returned properties object!
+ * Each entry in the list is keyed on its name, and its value is another
+ * properties object that contains the attributes of the profile.
+ * \public \memberof mlt_profile_s
+ * \return a list of profiles
+ */
+
+mlt_properties mlt_profile_list( )
+{
+ char *filename = NULL;
+ const char *prefix = getenv( "MLT_PROFILES_PATH" );
+ mlt_properties properties = mlt_properties_new();
+ mlt_properties dir = mlt_properties_new();
+ int sort = 1;
+ const char *wildcard = NULL;
+ int i;
+
+ // Load from $datadir/mlt/profiles if no env var
+ if ( prefix == NULL )
+ {
+ prefix = mlt_environment( "MLT_DATA" );
+ filename = calloc( 1, strlen( prefix ) + strlen( PROFILES_DIR ) + 1 );
+ strcpy( filename, prefix );
+ strcat( filename, PROFILES_DIR );
+ prefix = filename;
+ }
+
+ mlt_properties_dir_list( dir, prefix, wildcard, sort );
+
+ for ( i = 0; i < mlt_properties_count( dir ); i++ )
+ {
+ char *filename = mlt_properties_get_value( dir, i );
+ char *profile_name = basename( filename );
+ if ( profile_name[0] != '.' && strcmp( profile_name, "Makefile" ) &&
+ profile_name[ strlen( profile_name ) - 1 ] != '~' )
+ {
+ mlt_properties profile = mlt_properties_load( filename );
+ if ( profile )
+ {
+ mlt_properties_set_data( properties, profile_name, profile, 0,
+ (mlt_destructor) mlt_properties_close, NULL );
+ }
+ }
+ }
+ mlt_properties_close( dir );
+ if ( filename )
+ free( filename );
+
+ return properties;
+}
+
+/** Update the profile using the attributes of a producer.
+ *
+ * Use this to make an "auto-profile." Typically, you need to re-open the producer
+ * after you use this because some producers (e.g. avformat) adjust their framerate
+ * to that of the profile used when you created it.
+ * \public \memberof mlt_profile_s
+ * \param profile the profile to update
+ * \param producer the producer to inspect
+ */
+
+void mlt_profile_from_producer( mlt_profile profile, mlt_producer producer )
+{
+ mlt_frame fr = NULL;
+ uint8_t *buffer;
+ mlt_image_format fmt = mlt_image_yuv422;
+ mlt_properties p;
+ int w = profile->width;
+ int h = profile->height;
+
+ if ( ! mlt_service_get_frame( MLT_PRODUCER_SERVICE(producer), &fr, 0 ) && fr )
+ {
+ mlt_properties_set_double( MLT_FRAME_PROPERTIES( fr ), "consumer_aspect_ratio", mlt_profile_sar( profile ) );
+ if ( ! mlt_frame_get_image( fr, &buffer, &fmt, &w, &h, 0 ) )
+ {
+ // Some source properties are not exposed until after the first get_image call.
+ mlt_frame_close( fr );
+ mlt_service_get_frame( MLT_PRODUCER_SERVICE(producer), &fr, 0 );
+ p = MLT_FRAME_PROPERTIES( fr );
+// mlt_properties_dump(p, stderr);
+ if ( mlt_properties_get_int( p, "meta.media.frame_rate_den" ) && mlt_properties_get_int( p, "meta.media.sample_aspect_den" ) )
+ {
+ profile->width = mlt_properties_get_int( p, "meta.media.width" );
+ profile->height = mlt_properties_get_int( p, "meta.media.height" );
+ profile->progressive = mlt_properties_get_int( p, "meta.media.progressive" );
+ profile->frame_rate_num = mlt_properties_get_int( p, "meta.media.frame_rate_num" );
+ profile->frame_rate_den = mlt_properties_get_int( p, "meta.media.frame_rate_den" );
+ // AVCHD is mis-reported as double frame rate.
+ if ( profile->progressive == 0 && (
+ profile->frame_rate_num / profile->frame_rate_den == 50 ||
+ profile->frame_rate_num / profile->frame_rate_den == 59 ) )
+ profile->frame_rate_num /= 2;
+ profile->sample_aspect_num = mlt_properties_get_int( p, "meta.media.sample_aspect_num" );
+ profile->sample_aspect_den = mlt_properties_get_int( p, "meta.media.sample_aspect_den" );
+ profile->colorspace = mlt_properties_get_int( p, "meta.media.colorspace" );
+ profile->display_aspect_num = (int) ( (double) profile->sample_aspect_num * profile->width / profile->sample_aspect_den + 0.5 );
+ profile->display_aspect_den = profile->height;
+ free( profile->description );
+ profile->description = strdup( "automatic" );
+ profile->is_explicit = 0;
+ }
+ }
+ }
+ mlt_frame_close( fr );
+ mlt_producer_seek( producer, 0 );
+}