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authorJanne Grunau <janne-libav@jannau.net>2013-03-20 12:57:46 +0100
committerJanne Grunau <janne-libav@jannau.net>2013-03-20 13:12:10 +0100
commita157c7f2b8ac05188a116dbfc2fec401c1d4957a (patch)
tree0ef847cf3f3e95e7b04237dfd3905c39878f40a3 /libavcodec
parenta5e6080a8d85122ba67bf6e5d1592b82a0397b5b (diff)
downloadffmpeg-a157c7f2b8ac05188a116dbfc2fec401c1d4957a.tar.gz
h264: fix bit depth changes with frame threading
AVCodecContext.bits_per_raw_sample is updated from the previous thread in the generic update function before the codec specific update_thread function is called. The check for reinitialization of dsp functions uses bits_per_raw_sample. When called from update_thread_context it will be already at the current value and the dsp functions aren't updated if only the bit depth changes.
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/h264.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 98ace67425..fe4acd69e6 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -1573,6 +1573,11 @@ static int decode_update_thread_context(AVCodecContext *dst,
h->sps.chroma_format_idc != h1->sps.chroma_format_idc ||
h->sps.colorspace != h1->sps.colorspace)) {
+ /* set bits_per_raw_sample to the previous value. the check for changed
+ * bit depth in h264_set_parameter_from_sps() uses it and sets it to
+ * the current value */
+ h->avctx->bits_per_raw_sample = h->sps.bit_depth_luma;
+
av_freep(&h->bipred_scratchpad);
h->width = h1->width;