X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fmodules%2Fsox%2Ffilter_sox.c;h=7c0928bd65a7cd1556c6f026f5745315c4832cf4;hb=b99b5ee7f1f91538cfbd9ab50f3028b0340a0bd0;hp=b707f5b3d074d51169b1461990b1700f26576822;hpb=b8c758109a74acfedf42212a47497d750590d911;p=melted diff --git a/src/modules/sox/filter_sox.c b/src/modules/sox/filter_sox.c index b707f5b..7c0928b 100644 --- a/src/modules/sox/filter_sox.c +++ b/src/modules/sox/filter_sox.c @@ -3,19 +3,19 @@ * Copyright (C) 2003-2004 Ushodaya Enterprises Limited * Author: Dan Dennedy * - * 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 "filter_sox.h" @@ -90,7 +90,7 @@ static int create_effect( mlt_filter this, char *value, int count, int channel, sprintf( id, "_effect_%d_%d", count, channel ); // Save the effect state - mlt_properties_set_data( mlt_filter_properties( this ), id, eff, 0, mlt_pool_release, NULL ); + mlt_properties_set_data( MLT_FILTER_PROPERTIES( this ), id, eff, 0, mlt_pool_release, NULL ); error = 0; } } @@ -110,13 +110,13 @@ static int create_effect( mlt_filter this, char *value, int count, int channel, static int filter_get_audio( mlt_frame frame, int16_t **buffer, mlt_audio_format *format, int *frequency, int *channels, int *samples ) { // Get the properties of the frame - mlt_properties properties = mlt_frame_properties( frame ); + mlt_properties properties = MLT_FRAME_PROPERTIES( frame ); // Get the filter service mlt_filter filter = mlt_frame_pop_audio( frame ); // Get the filter properties - mlt_properties filter_properties = mlt_filter_properties( filter ); + mlt_properties filter_properties = MLT_FILTER_PROPERTIES( filter ); // Get the properties st_sample_t *input_buffer = mlt_properties_get_data( filter_properties, "input_buffer", NULL ); @@ -125,9 +125,6 @@ static int filter_get_audio( mlt_frame frame, int16_t **buffer, mlt_audio_format int i; // channel int count = mlt_properties_get_int( filter_properties, "effect_count" ); - // Restore the original get_audio - frame->get_audio = mlt_frame_pop_audio( frame ); - // Get the producer's audio mlt_frame_get_audio( frame, buffer, format, frequency, &channels_avail, samples ); @@ -228,12 +225,18 @@ static int filter_get_audio( mlt_frame frame, int16_t **buffer, mlt_audio_format int j; char *normalise = mlt_properties_get( filter_properties, "normalise" ); double normalised_gain = 1.0; +#if (ST_LIB_VERSION_CODE >= ST_LIB_VERSION(13,0,0)) + st_sample_t dummy_clipped_count = 0; +#endif // Convert to sox encoding while( p != end ) { +#if (ST_LIB_VERSION_CODE >= ST_LIB_VERSION(13,0,0)) + *p = ST_SIGNED_WORD_TO_SAMPLE( *q, dummy_clipped_count ); +#else *p = ST_SIGNED_WORD_TO_SAMPLE( *q ); - +#endif // Compute rms amplitude while we are accessing each sample rms += ( double )*p * ( double )*p; @@ -323,7 +326,11 @@ static int filter_get_audio( mlt_frame frame, int16_t **buffer, mlt_audio_format end = p + *samples; while ( p != end ) { +#if (ST_LIB_VERSION_CODE >= ST_LIB_VERSION(13,0,0)) + *q = ST_SAMPLE_TO_SIGNED_WORD( *p ++, dummy_clipped_count ); +#else *q = ST_SAMPLE_TO_SIGNED_WORD( *p ++ ); +#endif q += *channels; } } @@ -337,15 +344,14 @@ static int filter_get_audio( mlt_frame frame, int16_t **buffer, mlt_audio_format static mlt_frame filter_process( mlt_filter this, mlt_frame frame ) { - if ( frame->get_audio != NULL ) + if ( mlt_frame_is_test_audio( frame ) == 0 ) { // Add the filter to the frame - mlt_frame_push_audio( frame, frame->get_audio ); mlt_frame_push_audio( frame, this ); - frame->get_audio = filter_get_audio; + mlt_frame_push_audio( frame, filter_get_audio ); // Parse the window property and allocate smoothing buffer if needed - mlt_properties properties = mlt_filter_properties( this ); + mlt_properties properties = MLT_FILTER_PROPERTIES( this ); int window = mlt_properties_get_int( properties, "window" ); if ( mlt_properties_get( properties, "smooth_buffer" ) == NULL && window > 1 ) { @@ -371,7 +377,7 @@ mlt_filter filter_sox_init( char *arg ) { void *input_buffer = mlt_pool_alloc( BUFFER_LEN ); void *output_buffer = mlt_pool_alloc( BUFFER_LEN ); - mlt_properties properties = mlt_filter_properties( this ); + mlt_properties properties = MLT_FILTER_PROPERTIES( this ); this->process = filter_process;