avcodec/codec_desc, jvdec: JV is not intra-only

It reuses the previous frame and does not code unchanged blocks.

Andreas Rheinhardt committed 2 years ago

Commit 41fc62f1 parent 876a2503 files · +8 −10Browse files

Unified · Split

3 files

libavcodec/codec_desc.c +1 −1
libavcodec/jvdec.c +0 −2
tests/ref/fate/jv-demux +7 −7

libavcodec/codec_desc.c+1−1

@@ -1095,7 +1095,7 @@ static const AVCodecDescriptor codec_descriptors[] = { · 1094 unmodified lines
1095	1095	.type = AVMEDIA_TYPE_VIDEO,
1096	1096	.name = "jv",
1097	1097	.long_name = NULL_IF_CONFIG_SMALL("Bitmap Brothers JV video"),
1098		− .props = AV_CODEC_PROP_INTRA_ONLY \| AV_CODEC_PROP_LOSSY,
	1098	+ .props = AV_CODEC_PROP_LOSSY,
1099	1099	},
1100	1100	{
1101	1101	.id = AV_CODEC_ID_DFA,

libavcodec/jvdec.c+0−2

@@ -215,8 +215,6 @@ static int decode_frame(AVCodecContext avctx, AVFrame rframe, · 214 unmodified lines
215	215	}
216	216
217	217	if (video_size) {
218		− s->frame->flags \|= AV_FRAME_FLAG_KEY;
219		− s->frame->pict_type = AV_PICTURE_TYPE_I;
220	218	#if FF_API_PALETTE_HAS_CHANGED
221	219	FF_DISABLE_DEPRECATION_WARNINGS
222	220	s->frame->palette_has_changed = s->palette_has_changed;

tests/ref/fate/jv-demux+7−7

@@ -11,13 +11,13 @@ · 10 unmodified lines
11	11	0, 0, 0, 1, 6, 0x000a0003
12	12	1, 0, 0, 131072, 131072, 0x14c664d6
13	13	0, 1, 1, 1, 773, 0x11802a51
14		−0, 2, 2, 1, 12974, 0xc2e466b7
15		−0, 3, 3, 1, 12200, 0x3c0eeb31
16		−0, 4, 4, 1, 13339, 0x91d82488
17		−0, 5, 5, 1, 13940, 0x064c350a
18		−0, 6, 6, 1, 14418, 0x078d2dd2
19		−0, 7, 7, 1, 14539, 0x145167ed
20		−0, 8, 8, 1, 2552, 0xcf2b1db7, F=0x3
	14	+0, 2, 2, 1, 12974, 0xc2e466b7, F=0x0
	15	+0, 3, 3, 1, 12200, 0x3c0eeb31, F=0x0
	16	+0, 4, 4, 1, 13339, 0x91d82488, F=0x0
	17	+0, 5, 5, 1, 13940, 0x064c350a, F=0x0
	18	+0, 6, 6, 1, 14418, 0x078d2dd2, F=0x0
	19	+0, 7, 7, 1, 14539, 0x145167ed, F=0x0
	20	+0, 8, 8, 1, 2552, 0xcf2b1db7, F=0x2
21	21	1, 131072, 131072, 1764, 1764, 0x30be734d
22	22	1, 132836, 132836, 1764, 1764, 0xa4c873a7
23	23	1, 134600, 134600, 1764, 1764, 0xd5f17443