[FFmpeg-devel] [PATCH] Add GBRAP12 pixel format.
Kieran Kunhya
kieran at kunhya.com
Fri Feb 5 01:51:49 CET 2016
In preparation for Cineform Alpha channel support
---
libavutil/pixdesc.c | 28 ++++++++++++++++++++++++++++
libavutil/pixfmt.h | 3 +++
libswscale/input.c | 4 ++++
libswscale/swscale_unscaled.c | 3 +++
libswscale/utils.c | 6 ++++++
5 files changed, 44 insertions(+)
diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c
index 58833cf..f546088 100644
--- a/libavutil/pixdesc.c
+++ b/libavutil/pixdesc.c
@@ -2028,6 +2028,34 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
},
.flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
},
+ [AV_PIX_FMT_GBRAP12LE] = {
+ .name = "gbrap12le",
+ .nb_components = 4,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 2, 0, 0, 12, 1, 11, 1 }, /* R */
+ { 0, 2, 0, 0, 12, 1, 11, 1 }, /* G */
+ { 1, 2, 0, 0, 12, 1, 11, 1 }, /* B */
+ { 3, 2, 0, 0, 12, 1, 11, 1 }, /* A */
+ },
+ .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB |
+ AV_PIX_FMT_FLAG_ALPHA,
+ },
+ [AV_PIX_FMT_GBRAP12BE] = {
+ .name = "gbrap12be",
+ .nb_components = 4,
+ .log2_chroma_w = 0,
+ .log2_chroma_h = 0,
+ .comp = {
+ { 2, 2, 0, 0, 12, 1, 11, 1 }, /* R */
+ { 0, 2, 0, 0, 12, 1, 11, 1 }, /* G */
+ { 1, 2, 0, 0, 12, 1, 11, 1 }, /* B */
+ { 3, 2, 0, 0, 12, 1, 11, 1 }, /* A */
+ },
+ .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_PLANAR |
+ AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
+ },
};
#if FF_API_PLUS1_MINUS1
FF_ENABLE_DEPRECATION_WARNINGS
diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h
index c01c057..8dcc38b 100644
--- a/libavutil/pixfmt.h
+++ b/libavutil/pixfmt.h
@@ -292,6 +292,9 @@ enum AVPixelFormat {
AV_PIX_FMT_P010LE, ///< like NV12, with 10bpp per component, data in the high bits, zeros in the low bits, little-endian
AV_PIX_FMT_P010BE, ///< like NV12, with 10bpp per component, data in the high bits, zeros in the low bits, big-endian
+ AV_PIX_FMT_GBRAP12BE, ///< planar GBR 4:4:4:4 48bpp, big-endian
+ AV_PIX_FMT_GBRAP12LE, ///< planar GBR 4:4:4:4 48bpp, 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
};
diff --git a/libswscale/input.c b/libswscale/input.c
index 1df84a9..078a28d 100644
--- a/libswscale/input.c
+++ b/libswscale/input.c
@@ -963,6 +963,7 @@ av_cold void ff_sws_init_input_funcs(SwsContext *c)
case AV_PIX_FMT_GBRP10LE:
c->readChrPlanar = planar_rgb10le_to_uv;
break;
+ case AV_PIX_FMT_GBRAP12LE:
case AV_PIX_FMT_GBRP12LE:
c->readChrPlanar = planar_rgb12le_to_uv;
break;
@@ -979,6 +980,7 @@ av_cold void ff_sws_init_input_funcs(SwsContext *c)
case AV_PIX_FMT_GBRP10BE:
c->readChrPlanar = planar_rgb10be_to_uv;
break;
+ case AV_PIX_FMT_GBRAP12BE:
case AV_PIX_FMT_GBRP12BE:
c->readChrPlanar = planar_rgb12be_to_uv;
break;
@@ -1241,6 +1243,7 @@ av_cold void ff_sws_init_input_funcs(SwsContext *c)
case AV_PIX_FMT_GBRP10LE:
c->readLumPlanar = planar_rgb10le_to_y;
break;
+ case AV_PIX_FMT_GBRAP12LE:
case AV_PIX_FMT_GBRP12LE:
c->readLumPlanar = planar_rgb12le_to_y;
break;
@@ -1257,6 +1260,7 @@ av_cold void ff_sws_init_input_funcs(SwsContext *c)
case AV_PIX_FMT_GBRP10BE:
c->readLumPlanar = planar_rgb10be_to_y;
break;
+ case AV_PIX_FMT_GBRAP12BE:
case AV_PIX_FMT_GBRP12BE:
c->readLumPlanar = planar_rgb12be_to_y;
break;
diff --git a/libswscale/swscale_unscaled.c b/libswscale/swscale_unscaled.c
index 74f3467..6d1a384 100644
--- a/libswscale/swscale_unscaled.c
+++ b/libswscale/swscale_unscaled.c
@@ -1643,6 +1643,7 @@ void ff_get_unscaled_swscale(SwsContext *c)
dstFormat == AV_PIX_FMT_GBRP12LE || dstFormat == AV_PIX_FMT_GBRP12BE ||
dstFormat == AV_PIX_FMT_GBRP14LE || dstFormat == AV_PIX_FMT_GBRP14BE ||
dstFormat == AV_PIX_FMT_GBRP16LE || dstFormat == AV_PIX_FMT_GBRP16BE ||
+ dstFormat == AV_PIX_FMT_GBRAP12LE || dstFormat == AV_PIX_FMT_GBRAP12BE ||
dstFormat == AV_PIX_FMT_GBRAP16LE || dstFormat == AV_PIX_FMT_GBRAP16BE ))
c->swscale = Rgb16ToPlanarRgb16Wrapper;
@@ -1651,6 +1652,7 @@ void ff_get_unscaled_swscale(SwsContext *c)
srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE ||
srcFormat == AV_PIX_FMT_GBRP12LE || srcFormat == AV_PIX_FMT_GBRP12BE ||
srcFormat == AV_PIX_FMT_GBRP14LE || srcFormat == AV_PIX_FMT_GBRP14BE ||
+ srcFormat == AV_PIX_FMT_GBRAP12LE || srcFormat == AV_PIX_FMT_GBRAP12BE ||
srcFormat == AV_PIX_FMT_GBRAP16LE || srcFormat == AV_PIX_FMT_GBRAP16BE) &&
(dstFormat == AV_PIX_FMT_RGB48LE || dstFormat == AV_PIX_FMT_RGB48BE ||
dstFormat == AV_PIX_FMT_BGR48LE || dstFormat == AV_PIX_FMT_BGR48BE ||
@@ -1692,6 +1694,7 @@ void ff_get_unscaled_swscale(SwsContext *c)
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP12) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP14) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP16) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP12) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP16) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB444) ||
IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB48) ||
diff --git a/libswscale/utils.c b/libswscale/utils.c
index ef4241a..7e3c3db 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -206,6 +206,8 @@ static const FormatEntry format_entries[AV_PIX_FMT_NB] = {
[AV_PIX_FMT_GBRP10BE] = { 1, 1 },
[AV_PIX_FMT_GBRP12LE] = { 1, 1 },
[AV_PIX_FMT_GBRP12BE] = { 1, 1 },
+ [AV_PIX_FMT_GBRAP12LE] = { 1, 1 },
+ [AV_PIX_FMT_GBRAP12BE] = { 1, 1 },
[AV_PIX_FMT_GBRP14LE] = { 1, 1 },
[AV_PIX_FMT_GBRP14BE] = { 1, 1 },
[AV_PIX_FMT_GBRP16LE] = { 1, 0 },
@@ -1083,6 +1085,9 @@ static enum AVPixelFormat alphaless_fmt(enum AVPixelFormat fmt)
case AV_PIX_FMT_GBRAP: return AV_PIX_FMT_GBRP;
+ case AV_PIX_FMT_GBRAP12LE: return AV_PIX_FMT_GBRP12;
+ case AV_PIX_FMT_GBRAP12BE: return AV_PIX_FMT_GBRP12;
+
case AV_PIX_FMT_GBRAP16LE: return AV_PIX_FMT_GBRP16;
case AV_PIX_FMT_GBRAP16BE: return AV_PIX_FMT_GBRP16;
@@ -1352,6 +1357,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
srcFormat != AV_PIX_FMT_GBRP9BE && srcFormat != AV_PIX_FMT_GBRP9LE &&
srcFormat != AV_PIX_FMT_GBRP10BE && srcFormat != AV_PIX_FMT_GBRP10LE &&
srcFormat != AV_PIX_FMT_GBRP12BE && srcFormat != AV_PIX_FMT_GBRP12LE &&
+ srcFormat != AV_PIX_FMT_GBRAP12BE && srcFormat != AV_PIX_FMT_GBRAP12LE &&
srcFormat != AV_PIX_FMT_GBRP14BE && srcFormat != AV_PIX_FMT_GBRP14LE &&
srcFormat != AV_PIX_FMT_GBRP16BE && srcFormat != AV_PIX_FMT_GBRP16LE &&
((dstW >> c->chrDstHSubSample) <= (srcW >> 1) ||
--
1.9.1
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