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Code Issues Releases Activity

lavr: add option for dithering during sample format conversion to s16

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This commit is contained in:
Justin Ruggles
2012-10-31 15:40:12 -04:00
parent 5823686261
commit b2fe6756e3
10 changed files with 583 additions and 12 deletions
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10
libavresample/utils.c
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@@ -142,7 +142,8 @@ int avresample_open(AVAudioResampleContext *avr)
/* setup contexts */
if (avr->in_convert_needed) {
avr->ac_in = ff_audio_convert_alloc(avr, avr->internal_sample_fmt,
avr->in_sample_fmt, avr->in_channels);
avr->in_sample_fmt, avr->in_channels,
avr->in_sample_rate);
if (!avr->ac_in) {
ret = AVERROR(ENOMEM);
goto error;
@@ -155,7 +156,8 @@ int avresample_open(AVAudioResampleContext *avr)
else
src_fmt = avr->in_sample_fmt;
avr->ac_out = ff_audio_convert_alloc(avr, avr->out_sample_fmt, src_fmt,
avr->out_channels);
avr->out_channels,
avr->out_sample_rate);
if (!avr->ac_out) {
ret = AVERROR(ENOMEM);
goto error;
@@ -190,8 +192,8 @@ void avresample_close(AVAudioResampleContext *avr)
ff_audio_data_free(&avr->out_buffer);
av_audio_fifo_free(avr->out_fifo);
avr->out_fifo = NULL;
av_freep(&avr->ac_in);
av_freep(&avr->ac_out);
ff_audio_convert_free(&avr->ac_in);
ff_audio_convert_free(&avr->ac_out);
ff_audio_resample_free(&avr->resample);
ff_audio_mix_free(&avr->am);
av_freep(&avr->mix_matrix);