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avcodec/libfaac: fallback to a supported bitrate if the requested is not supported

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Fixes: Ticket2587

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-05-22 15:12:36 +02:00
parent e8c26557a4
commit eee19198ef
1 changed files with 14 additions and 3 deletions
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17
libavcodec/libfaac.c
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@ -151,9 +151,20 @@ static av_cold int Faac_encode_init(AVCodecContext *avctx)
} }
if (!faacEncSetConfiguration(s->faac_handle, faac_cfg)) { if (!faacEncSetConfiguration(s->faac_handle, faac_cfg)) {
av_log(avctx, AV_LOG_ERROR, "libfaac doesn't support this output format!\n"); int i;
ret = AVERROR(EINVAL); for (i = avctx->bit_rate/1000; i ; i--) {
goto error; faac_cfg->bitRate = 1000*i / avctx->channels;
if (faacEncSetConfiguration(s->faac_handle, faac_cfg))
break;
}
if (!i) {
av_log(avctx, AV_LOG_ERROR, "libfaac doesn't support this output format!\n");
ret = AVERROR(EINVAL);
goto error;
} else {
avctx->bit_rate = 1000*i;
av_log(avctx, AV_LOG_WARNING, "libfaac doesn't support the specified bitrate, using %dkbit/s instead\n", i);
}
} }
avctx->delay = FAAC_DELAY_SAMPLES; avctx->delay = FAAC_DELAY_SAMPLES;