Commit 2d326793 authored by Martin Storsjö's avatar Martin Storsjö

libvo-aacenc: Only produce extradata if the global header flag is set

Signed-off-by: default avatarMartin Storsjö <martin@martin.st>
parent 451d566f
......@@ -62,12 +62,6 @@ static av_cold int aac_encode_init(AVCodecContext *avctx)
return AVERROR_UNKNOWN;
}
avctx->extradata_size = 2;
avctx->extradata = av_mallocz(avctx->extradata_size +
FF_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata)
return AVERROR(ENOMEM);
for (index = 0; index < 16; index++)
if (avctx->sample_rate == ff_mpeg4audio_sample_rates[index])
break;
......@@ -76,8 +70,16 @@ static av_cold int aac_encode_init(AVCodecContext *avctx)
avctx->sample_rate);
return AVERROR_NOTSUPP;
}
avctx->extradata[0] = 0x02 << 3 | index >> 1;
avctx->extradata[1] = (index & 0x01) << 7 | avctx->channels << 3;
if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) {
avctx->extradata_size = 2;
avctx->extradata = av_mallocz(avctx->extradata_size +
FF_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata)
return AVERROR(ENOMEM);
avctx->extradata[0] = 0x02 << 3 | index >> 1;
avctx->extradata[1] = (index & 0x01) << 7 | avctx->channels << 3;
}
return 0;
}
......
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