From: Christian König Date: Wed, 28 Aug 2013 16:55:56 +0000 (+0200) Subject: radeon/uvd: fix MPEG2/4 ref frame index limit X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=aebd065a6493deb8df93d59b54452def207170fa;p=mesa.git radeon/uvd: fix MPEG2/4 ref frame index limit Otherwise the first few frames have an incorrect reference index. Signed-off-by: Christian König --- diff --git a/src/gallium/drivers/radeon/radeon_uvd.c b/src/gallium/drivers/radeon/radeon_uvd.c index f3652a64c9c..3e00977987b 100644 --- a/src/gallium/drivers/radeon/radeon_uvd.c +++ b/src/gallium/drivers/radeon/radeon_uvd.c @@ -493,8 +493,8 @@ uint8_t pquant /* extract the frame number from a referenced video buffer */ static uint32_t get_ref_pic_idx(struct ruvd_decoder *dec, struct pipe_video_buffer *ref) { - uint32_t min = dec->frame_number - NUM_MPEG2_REFS; - uint32_t max = dec->frame_number - 1; + uint32_t min = MAX2(dec->frame_number, NUM_MPEG2_REFS) - NUM_MPEG2_REFS; + uint32_t max = MAX2(dec->frame_number, 1) - 1; uintptr_t frame; /* seems to be the most sane fallback */