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libfdk-aac: Warn the user that the VBR modes are unsupported

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These modes were not originally exposed by the library at all.
In practice, only a few of them work for each sample rate/profile
combination, and they don't work at all for the more uncommon
sample rates.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2012-09-25 08:31:44 +03:00
parent b62d4c16c9
commit a10190dcd8
1 changed files with 3 additions and 0 deletions
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3
libavcodec/libfdk-aacenc.c
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@ -180,6 +180,9 @@ static av_cold int aac_encode_init(AVCodecContext *avctx)
"VBR quality %d out of range, should be 1-5\n", mode);
mode = av_clip(mode, 1, 5);
}
av_log(avctx, AV_LOG_WARNING,
"Note, the VBR setting is unsupported and only works with "
"some parameter combinations\n");
if ((err = aacEncoder_SetParam(s->handle, AACENC_BITRATEMODE,
mode)) != AACENC_OK) {
av_log(avctx, AV_LOG_ERROR, "Unable to set the VBR bitrate mode %d: %s\n",