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| author | Loren Merritt <lorenm@u.washington.edu> | 2006-05-30 19:45:12 +0000 |
|---|---|---|
| committer | Loren Merritt <lorenm@u.washington.edu> | 2006-05-30 19:45:12 +0000 |
| commit | 7374794a899d5995341e51592babaf5098a0ed48 (patch) | |
| tree | 9d77da7b4bb2ea8d8ce109098de4b53a0c166d47 | |
| parent | d4b287ed369bc4024d206bbaf4a6c0ed7f9d338b (diff) | |
| download | ffmpeg-7374794a899d5995341e51592babaf5098a0ed48.tar.gz | |
Snow: don't try to encode lossless with 9/7 wavelet, because it isn't lossless.
Originally committed as revision 5433 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/snow.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libavcodec/snow.c b/libavcodec/snow.c index 59e283948d..d20b9604ba 100644 --- a/libavcodec/snow.c +++ b/libavcodec/snow.c @@ -4041,6 +4041,13 @@ static int encode_init(AVCodecContext *avctx) return -1; } + if(avctx->prediction_method == DWT_97 + && (avctx->flags & CODEC_FLAG_QSCALE) + && avctx->global_quality == 0){ + av_log(avctx, AV_LOG_ERROR, "the 9/7 wavelet is incompatible with lossless mode\n"); + return -1; + } + common_init(avctx); alloc_blocks(s); |