On Mon, Dec 11, 2023 at 08:06:53PM +0100, Clément Bœsch wrote: > This byte represents 4 reserved bits followed by 4 alpha_channel_type bits. > > alpha_channel_type currently has 3 differents defined values: 0 (no > alpha), 1 (8b alpha), and 2 (16b alpha), all the other values are > reserved. This part is correctly written (alpha_bits>>3 does the correct > thing), but the 4 initial bits are reserved. > --- > libavcodec/proresenc_kostya.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
This breaks fate (not just changing the value but actually breaking it) --- ./tests/ref/vsynth/vsynth1-prores_444_int 2023-12-02 00:46:44.277042842 +0100 +++ tests/data/fate/vsynth1-prores_444_int 2023-12-13 00:11:22.144115839 +0100 @@ -1,4 +1,2 @@ -1d5e484fa8ca08781ef2ed8428963d12 *tests/data/fate/vsynth1-prores_444_int.mov +d75a2ba07d0642340d040edab6cbb3bb *tests/data/fate/vsynth1-prores_444_int.mov 9940947 tests/data/fate/vsynth1-prores_444_int.mov -732ceeb6887524e0aee98762fe50578b *tests/data/fate/vsynth1-prores_444_int.out.rawvideo -stddev: 2.83 PSNR: 39.08 MAXDIFF: 45 bytes: 7603200/ 7603200 thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The bravest are surely those who have the clearest vision of what is before them, glory and danger alike, and yet notwithstanding go out to meet it. -- Thucydides
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