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pixfmt: add AV_PIX_FMT_GRAY32

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This is a useful format for high-precision intermediates.
This commit is contained in:
Lynne
2025-01-22 00:17:11 +09:00
parent 469b7a0ee4
commit 300b82c3ea
2 changed files with 25 additions and 0 deletions
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21
libavutil/pixdesc.c
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@ -797,6 +797,27 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
},
.alias = "y16le",
},
[AV_PIX_FMT_GRAY32BE] = {
.name = "gray32be",
.nb_components = 1,
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
{ 0, 4, 0, 0, 32 }, /* Y */
},
.flags = AV_PIX_FMT_FLAG_BE,
.alias = "y32be",
},
[AV_PIX_FMT_GRAY32LE] = {
.name = "gray32le",
.nb_components = 1,
.log2_chroma_w = 0,
.log2_chroma_h = 0,
.comp = {
{ 0, 4, 0, 0, 32 }, /* Y */
},
.alias = "y32le",
},
[AV_PIX_FMT_YUV440P] = {
.name = "yuv440p",
.nb_components = 3,

4
libavutil/pixfmt.h
View File

@ -476,6 +476,9 @@ enum AVPixelFormat {
*/
AV_PIX_FMT_AMF_SURFACE,
AV_PIX_FMT_GRAY32BE, ///< Y , 32bpp, big-endian
AV_PIX_FMT_GRAY32LE, ///< Y , 32bpp, little-endian
AV_PIX_FMT_NB ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
};
@ -497,6 +500,7 @@ enum AVPixelFormat {
#define AV_PIX_FMT_GRAY12 AV_PIX_FMT_NE(GRAY12BE, GRAY12LE)
#define AV_PIX_FMT_GRAY14 AV_PIX_FMT_NE(GRAY14BE, GRAY14LE)
#define AV_PIX_FMT_GRAY16 AV_PIX_FMT_NE(GRAY16BE, GRAY16LE)
#define AV_PIX_FMT_GRAY32 AV_PIX_FMT_NE(GRAY32BE, GRAY32LE)
#define AV_PIX_FMT_YA16 AV_PIX_FMT_NE(YA16BE, YA16LE)
#define AV_PIX_FMT_RGB48 AV_PIX_FMT_NE(RGB48BE, RGB48LE)
#define AV_PIX_FMT_RGB565 AV_PIX_FMT_NE(RGB565BE, RGB565LE)