| @@ -265,41 +265,41 @@ static void write_audio_frame(AVFormatContext *oc, AVStream *st, int flush) | |||
| c = st->codec; | |||
| if (!flush) { | |||
| get_audio_frame((int16_t *)src_samples_data[0], src_nb_samples, c->channels); | |||
| /* convert samples from native format to destination codec format, using the resampler */ | |||
| if (swr_ctx) { | |||
| /* compute destination number of samples */ | |||
| dst_nb_samples = av_rescale_rnd(swr_get_delay(swr_ctx, c->sample_rate) + src_nb_samples, | |||
| c->sample_rate, c->sample_rate, AV_ROUND_UP); | |||
| if (dst_nb_samples > max_dst_nb_samples) { | |||
| av_free(dst_samples_data[0]); | |||
| ret = av_samples_alloc(dst_samples_data, &dst_samples_linesize, c->channels, | |||
| dst_nb_samples, c->sample_fmt, 0); | |||
| if (ret < 0) | |||
| exit(1); | |||
| max_dst_nb_samples = dst_nb_samples; | |||
| dst_samples_size = av_samples_get_buffer_size(NULL, c->channels, dst_nb_samples, | |||
| c->sample_fmt, 0); | |||
| } | |||
| get_audio_frame((int16_t *)src_samples_data[0], src_nb_samples, c->channels); | |||
| /* convert samples from native format to destination codec format, using the resampler */ | |||
| if (swr_ctx) { | |||
| /* compute destination number of samples */ | |||
| dst_nb_samples = av_rescale_rnd(swr_get_delay(swr_ctx, c->sample_rate) + src_nb_samples, | |||
| c->sample_rate, c->sample_rate, AV_ROUND_UP); | |||
| if (dst_nb_samples > max_dst_nb_samples) { | |||
| av_free(dst_samples_data[0]); | |||
| ret = av_samples_alloc(dst_samples_data, &dst_samples_linesize, c->channels, | |||
| dst_nb_samples, c->sample_fmt, 0); | |||
| if (ret < 0) | |||
| exit(1); | |||
| max_dst_nb_samples = dst_nb_samples; | |||
| dst_samples_size = av_samples_get_buffer_size(NULL, c->channels, dst_nb_samples, | |||
| c->sample_fmt, 0); | |||
| } | |||
| /* convert to destination format */ | |||
| ret = swr_convert(swr_ctx, | |||
| dst_samples_data, dst_nb_samples, | |||
| (const uint8_t **)src_samples_data, src_nb_samples); | |||
| if (ret < 0) { | |||
| fprintf(stderr, "Error while converting\n"); | |||
| exit(1); | |||
| /* convert to destination format */ | |||
| ret = swr_convert(swr_ctx, | |||
| dst_samples_data, dst_nb_samples, | |||
| (const uint8_t **)src_samples_data, src_nb_samples); | |||
| if (ret < 0) { | |||
| fprintf(stderr, "Error while converting\n"); | |||
| exit(1); | |||
| } | |||
| } else { | |||
| dst_nb_samples = src_nb_samples; | |||
| } | |||
| } else { | |||
| dst_nb_samples = src_nb_samples; | |||
| } | |||
| audio_frame->nb_samples = dst_nb_samples; | |||
| audio_frame->pts = av_rescale_q(samples_count, (AVRational){1, c->sample_rate}, c->time_base); | |||
| avcodec_fill_audio_frame(audio_frame, c->channels, c->sample_fmt, | |||
| dst_samples_data[0], dst_samples_size, 0); | |||
| samples_count += dst_nb_samples; | |||
| audio_frame->nb_samples = dst_nb_samples; | |||
| audio_frame->pts = av_rescale_q(samples_count, (AVRational){1, c->sample_rate}, c->time_base); | |||
| avcodec_fill_audio_frame(audio_frame, c->channels, c->sample_fmt, | |||
| dst_samples_data[0], dst_samples_size, 0); | |||
| samples_count += dst_nb_samples; | |||
| } | |||
| ret = avcodec_encode_audio2(c, &pkt, flush ? NULL : audio_frame, &got_packet); | |||