s->mdct_end(s);
+#if FF_API_OLD_ENCODE_AUDIO
av_freep(&avctx->coded_frame);
+#endif
return 0;
}
return AVERROR(EINVAL);
ch_layout = *channel_layout;
if (!ch_layout)
- ch_layout = avcodec_guess_channel_layout(channels, CODEC_ID_AC3, NULL);
+ ch_layout = av_get_default_channel_layout(channels);
s->lfe_on = !!(ch_layout & AV_CH_LOW_FREQUENCY);
s->channels = channels;
s->bit_alloc.sr_code = i % 3;
s->bitstream_id = s->eac3 ? 16 : 8 + s->bit_alloc.sr_shift;
+ /* select a default bit rate if not set by the user */
+ if (!avctx->bit_rate) {
+ switch (s->fbw_channels) {
+ case 1: avctx->bit_rate = 96000; break;
+ case 2: avctx->bit_rate = 192000; break;
+ case 3: avctx->bit_rate = 320000; break;
+ case 4: avctx->bit_rate = 384000; break;
+ case 5: avctx->bit_rate = 448000; break;
+ }
+ }
+
/* validate bit rate */
if (s->eac3) {
int max_br, min_br, wpf, min_br_dist, min_br_code;
s->avctx = avctx;
- s->eac3 = avctx->codec_id == CODEC_ID_EAC3;
+ s->eac3 = avctx->codec_id == AV_CODEC_ID_EAC3;
ff_ac3_common_init();
return ret;
avctx->frame_size = AC3_BLOCK_SIZE * s->num_blocks;
+ avctx->delay = AC3_BLOCK_SIZE;
s->bitstream_mode = avctx->audio_service_type;
if (s->bitstream_mode == AV_AUDIO_SERVICE_TYPE_KARAOKE)
if (ret)
goto init_fail;
+#if FF_API_OLD_ENCODE_AUDIO
avctx->coded_frame= avcodec_alloc_frame();
+ if (!avctx->coded_frame) {
+ ret = AVERROR(ENOMEM);
+ goto init_fail;
+ }
+#endif
ff_dsputil_init(&s->dsp, avctx);
+ avpriv_float_dsp_init(&s->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
ff_ac3dsp_init(&s->ac3dsp, avctx->flags & CODEC_FLAG_BITEXACT);
dprint_options(s);