diff options
authorAndrzej Pietrasiewicz <andrzej.p@collabora.com>2020-01-27 15:30:07 +0100
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-02-24 17:18:45 +0100
commit801fccf48940c6733aad922f7b9e81f6d7f84cf6 (patch)
parente34bca49e4953e5c2afc0425303199a5fd515f82 (diff)
media: hantro: Use standard luma quantization table
The table is actually different in the document than in this file, so align this file with the document. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com> Tested-by: Ezequiel Garcia <ezequiel@collabora.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/staging/media/hantro/hantro_jpeg.c b/drivers/staging/media/hantro/hantro_jpeg.c
index 125eb41f2ede..d3b381d00b23 100644
--- a/drivers/staging/media/hantro/hantro_jpeg.c
+++ b/drivers/staging/media/hantro/hantro_jpeg.c
@@ -23,17 +23,17 @@
#define HUFF_CHROMA_AC_OFF 409
/* Default tables from JPEG ITU-T.81
- * (ISO/IEC 10918-1) Annex K.3, I
+ * (ISO/IEC 10918-1) Annex K, tables K.1 and K.2
static const unsigned char luma_q_table[] = {
- 0x10, 0x0b, 0x0a, 0x10, 0x7c, 0x8c, 0x97, 0xa1,
- 0x0c, 0x0c, 0x0e, 0x13, 0x7e, 0x9e, 0xa0, 0x9b,
- 0x0e, 0x0d, 0x10, 0x18, 0x8c, 0x9d, 0xa9, 0x9c,
- 0x0e, 0x11, 0x16, 0x1d, 0x97, 0xbb, 0xb4, 0xa2,
- 0x12, 0x16, 0x25, 0x38, 0xa8, 0x6d, 0x67, 0xb1,
- 0x18, 0x23, 0x37, 0x40, 0xb5, 0x68, 0x71, 0xc0,
+ 0x10, 0x0b, 0x0a, 0x10, 0x18, 0x28, 0x33, 0x3d,
+ 0x0c, 0x0c, 0x0e, 0x13, 0x1a, 0x3a, 0x3c, 0x37,
+ 0x0e, 0x0d, 0x10, 0x18, 0x28, 0x39, 0x45, 0x38,
+ 0x0e, 0x11, 0x16, 0x1d, 0x33, 0x57, 0x50, 0x3e,
+ 0x12, 0x16, 0x25, 0x38, 0x44, 0x6d, 0x67, 0x4d,
+ 0x18, 0x23, 0x37, 0x40, 0x51, 0x68, 0x71, 0x5c,
0x31, 0x40, 0x4e, 0x57, 0x67, 0x79, 0x78, 0x65,
- 0x48, 0x5c, 0x5f, 0x62, 0x70, 0x64, 0x67, 0xc7,
+ 0x48, 0x5c, 0x5f, 0x62, 0x70, 0x64, 0x67, 0x63
static const unsigned char chroma_q_table[] = {

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