[FFmpeg-cvslog] avcodec/mediacodecdec: refactor color space utils
Zhao Zhili
git at videolan.org
Fri Mar 17 10:31:10 EET 2023
ffmpeg | branch: master | Zhao Zhili <zhilizhao at tencent.com> | Sat Mar 11 04:48:44 2023 +0800| [d0c6389e91f2e3254c602be9b5ca2e35922c39a3] | committer: Zhao Zhili
avcodec/mediacodecdec: refactor color space utils
So it can be shared with encoder.
Signed-off-by: Zhao Zhili <zhilizhao at tencent.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d0c6389e91f2e3254c602be9b5ca2e35922c39a3
---
libavcodec/mediacodec_wrapper.c | 102 ++++++++++++++++++++++++++++++++++++++
libavcodec/mediacodec_wrapper.h | 73 +++++++++++++++++++++++++++
libavcodec/mediacodecdec_common.c | 87 ++------------------------------
3 files changed, 179 insertions(+), 83 deletions(-)
diff --git a/libavcodec/mediacodec_wrapper.c b/libavcodec/mediacodec_wrapper.c
index 34ec2134aa..d1fb640ec2 100644
--- a/libavcodec/mediacodec_wrapper.c
+++ b/libavcodec/mediacodec_wrapper.c
@@ -2542,3 +2542,105 @@ int ff_Build_SDK_INT(AVCodecContext *avctx)
return ret;
}
+
+static struct {
+ enum FFAMediaFormatColorRange mf_range;
+ enum AVColorRange range;
+} color_range_map[] = {
+ { COLOR_RANGE_FULL, AVCOL_RANGE_JPEG },
+ { COLOR_RANGE_LIMITED, AVCOL_RANGE_MPEG },
+};
+
+static struct {
+ enum FFAMediaFormatColorStandard mf_standard;
+ enum AVColorSpace space;
+} color_space_map[] = {
+ { COLOR_STANDARD_BT709, AVCOL_SPC_BT709 },
+ { COLOR_STANDARD_BT601_PAL, AVCOL_SPC_BT470BG },
+ { COLOR_STANDARD_BT601_NTSC, AVCOL_SPC_SMPTE170M },
+ { COLOR_STANDARD_BT2020, AVCOL_SPC_BT2020_NCL },
+};
+
+static struct {
+ enum FFAMediaFormatColorStandard mf_standard;
+ enum AVColorPrimaries primaries;
+} color_primaries_map[] = {
+ { COLOR_STANDARD_BT709, AVCOL_PRI_BT709 },
+ { COLOR_STANDARD_BT601_PAL, AVCOL_PRI_BT470BG },
+ { COLOR_STANDARD_BT601_NTSC, AVCOL_PRI_SMPTE170M },
+ { COLOR_STANDARD_BT2020, AVCOL_PRI_BT2020 },
+};
+
+static struct {
+ enum FFAMediaFormatColorTransfer mf_transfer;
+ enum AVColorTransferCharacteristic transfer;
+} color_transfer_map[] = {
+ { COLOR_TRANSFER_LINEAR, AVCOL_TRC_LINEAR },
+ { COLOR_TRANSFER_SDR_VIDEO, AVCOL_TRC_SMPTE170M },
+ { COLOR_TRANSFER_ST2084, AVCOL_TRC_SMPTEST2084 },
+ { COLOR_TRANSFER_HLG, AVCOL_TRC_ARIB_STD_B67 },
+};
+
+enum AVColorRange ff_AMediaFormatColorRange_to_AVColorRange(int color_range)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(color_range_map); i++)
+ if (color_range_map[i].mf_range == color_range)
+ return color_range_map[i].range;
+
+ return AVCOL_RANGE_UNSPECIFIED;
+}
+
+int ff_AMediaFormatColorRange_from_AVColorRange(enum AVColorRange color_range)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(color_range_map); i++)
+ if (color_range_map[i].range == color_range)
+ return color_range_map[i].mf_range;
+ return COLOR_RANGE_UNSPECIFIED;
+}
+
+enum AVColorSpace ff_AMediaFormatColorStandard_to_AVColorSpace(int color_standard)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(color_space_map); i++)
+ if (color_space_map[i].mf_standard == color_standard)
+ return color_space_map[i].space;
+
+ return AVCOL_SPC_UNSPECIFIED;
+}
+
+int ff_AMediaFormatColorStandard_from_AVColorSpace(enum AVColorSpace color_space)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(color_space_map); i++)
+ if (color_space_map[i].space == color_space)
+ return color_space_map[i].mf_standard;
+
+ return COLOR_STANDARD_UNSPECIFIED;
+}
+
+enum AVColorPrimaries ff_AMediaFormatColorStandard_to_AVColorPrimaries(int color_standard)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(color_primaries_map); i++)
+ if (color_primaries_map[i].mf_standard == color_standard)
+ return color_primaries_map[i].primaries;
+
+ return AVCOL_PRI_UNSPECIFIED;
+}
+
+enum AVColorTransferCharacteristic
+ff_AMediaFormatColorTransfer_to_AVColorTransfer(int color_transfer)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(color_transfer_map); i++)
+ if (color_transfer_map[i].mf_transfer == color_transfer)
+ return color_transfer_map[i].transfer;
+
+ return AVCOL_TRC_UNSPECIFIED;
+}
+
+int ff_AMediaFormatColorTransfer_from_AVColorTransfer(
+ enum AVColorTransferCharacteristic color_transfer)
+{
+ for (int i = 0; i < FF_ARRAY_ELEMS(color_transfer_map); i++)
+ if (color_transfer_map[i].transfer == color_transfer)
+ return color_transfer_map[i].mf_transfer;
+
+ return COLOR_TRANSFER_UNSPECIFIED;
+}
diff --git a/libavcodec/mediacodec_wrapper.h b/libavcodec/mediacodec_wrapper.h
index 1b81e6db84..11a4260497 100644
--- a/libavcodec/mediacodec_wrapper.h
+++ b/libavcodec/mediacodec_wrapper.h
@@ -345,4 +345,77 @@ static inline int ff_AMediaCodec_signalEndOfInputStream(FFAMediaCodec *codec)
int ff_Build_SDK_INT(AVCodecContext *avctx);
+enum FFAMediaFormatColorRange {
+ COLOR_RANGE_UNSPECIFIED = 0x0,
+ COLOR_RANGE_FULL = 0x1,
+ COLOR_RANGE_LIMITED = 0x2,
+};
+
+enum FFAMediaFormatColorStandard {
+ COLOR_STANDARD_UNSPECIFIED = 0x0,
+ COLOR_STANDARD_BT709 = 0x1,
+ COLOR_STANDARD_BT601_PAL = 0x2,
+ COLOR_STANDARD_BT601_NTSC = 0x4,
+ COLOR_STANDARD_BT2020 = 0x6,
+};
+
+enum FFAMediaFormatColorTransfer {
+ COLOR_TRANSFER_UNSPECIFIED = 0x0,
+ COLOR_TRANSFER_LINEAR = 0x1,
+ COLOR_TRANSFER_SDR_VIDEO = 0x3,
+ COLOR_TRANSFER_ST2084 = 0x6,
+ COLOR_TRANSFER_HLG = 0x7,
+};
+
+/**
+ * Map MediaFormat color range to AVColorRange.
+ *
+ * return AVCOL_RANGE_UNSPECIFIED when failed.
+ */
+enum AVColorRange ff_AMediaFormatColorRange_to_AVColorRange(int color_range);
+
+/**
+ * Map AVColorRange to MediaFormat color range.
+ *
+ * return COLOR_RANGE_UNSPECIFIED when failed.
+ */
+int ff_AMediaFormatColorRange_from_AVColorRange(enum AVColorRange color_range);
+
+/**
+ * Map MediaFormat color standard to AVColorSpace.
+ *
+ * return AVCOL_SPC_UNSPECIFIED when failed.
+ */
+enum AVColorSpace ff_AMediaFormatColorStandard_to_AVColorSpace(int color_standard);
+
+/**
+ * Map AVColorSpace to MediaFormat color standard.
+ *
+ * return COLOR_STANDARD_UNSPECIFIED when failed.
+ */
+int ff_AMediaFormatColorStandard_from_AVColorSpace(enum AVColorSpace color_space);
+
+/**
+ * Map MediaFormat color standard to AVColorPrimaries.
+ *
+ * return AVCOL_PRI_UNSPECIFIED when failed.
+ */
+enum AVColorPrimaries ff_AMediaFormatColorStandard_to_AVColorPrimaries(int color_standard);
+
+/**
+ * Map MediaFormat color transfer to AVColorTransferCharacteristic.
+ *
+ * return AVCOL_TRC_UNSPECIFIED when failed.
+ */
+enum AVColorTransferCharacteristic
+ff_AMediaFormatColorTransfer_to_AVColorTransfer(int color_transfer);
+
+/**
+ * Map AVColorTransferCharacteristic to MediaFormat color transfer.
+ *
+ * return COLOR_TRANSFER_UNSPECIFIED when failed.
+ */
+int ff_AMediaFormatColorTransfer_from_AVColorTransfer(
+ enum AVColorTransferCharacteristic color_transfer);
+
#endif /* AVCODEC_MEDIACODEC_WRAPPER_H */
diff --git a/libavcodec/mediacodecdec_common.c b/libavcodec/mediacodecdec_common.c
index 03bee11918..1151bb71f9 100644
--- a/libavcodec/mediacodecdec_common.c
+++ b/libavcodec/mediacodecdec_common.c
@@ -85,85 +85,6 @@
#define OUTPUT_DEQUEUE_TIMEOUT_US 8000
#define OUTPUT_DEQUEUE_BLOCK_TIMEOUT_US 1000000
-enum {
- COLOR_RANGE_FULL = 0x1,
- COLOR_RANGE_LIMITED = 0x2,
-};
-
-static enum AVColorRange mcdec_get_color_range(int color_range)
-{
- switch (color_range) {
- case COLOR_RANGE_FULL:
- return AVCOL_RANGE_JPEG;
- case COLOR_RANGE_LIMITED:
- return AVCOL_RANGE_MPEG;
- default:
- return AVCOL_RANGE_UNSPECIFIED;
- }
-}
-
-enum {
- COLOR_STANDARD_BT709 = 0x1,
- COLOR_STANDARD_BT601_PAL = 0x2,
- COLOR_STANDARD_BT601_NTSC = 0x4,
- COLOR_STANDARD_BT2020 = 0x6,
-};
-
-static enum AVColorSpace mcdec_get_color_space(int color_standard)
-{
- switch (color_standard) {
- case COLOR_STANDARD_BT709:
- return AVCOL_SPC_BT709;
- case COLOR_STANDARD_BT601_PAL:
- return AVCOL_SPC_BT470BG;
- case COLOR_STANDARD_BT601_NTSC:
- return AVCOL_SPC_SMPTE170M;
- case COLOR_STANDARD_BT2020:
- return AVCOL_SPC_BT2020_NCL;
- default:
- return AVCOL_SPC_UNSPECIFIED;
- }
-}
-
-static enum AVColorPrimaries mcdec_get_color_pri(int color_standard)
-{
- switch (color_standard) {
- case COLOR_STANDARD_BT709:
- return AVCOL_PRI_BT709;
- case COLOR_STANDARD_BT601_PAL:
- return AVCOL_PRI_BT470BG;
- case COLOR_STANDARD_BT601_NTSC:
- return AVCOL_PRI_SMPTE170M;
- case COLOR_STANDARD_BT2020:
- return AVCOL_PRI_BT2020;
- default:
- return AVCOL_PRI_UNSPECIFIED;
- }
-}
-
-enum {
- COLOR_TRANSFER_LINEAR = 0x1,
- COLOR_TRANSFER_SDR_VIDEO = 0x3,
- COLOR_TRANSFER_ST2084 = 0x6,
- COLOR_TRANSFER_HLG = 0x7,
-};
-
-static enum AVColorTransferCharacteristic mcdec_get_color_trc(int color_transfer)
-{
- switch (color_transfer) {
- case COLOR_TRANSFER_LINEAR:
- return AVCOL_TRC_LINEAR;
- case COLOR_TRANSFER_SDR_VIDEO:
- return AVCOL_TRC_SMPTE170M;
- case COLOR_TRANSFER_ST2084:
- return AVCOL_TRC_SMPTEST2084;
- case COLOR_TRANSFER_HLG:
- return AVCOL_TRC_ARIB_STD_B67;
- default:
- return AVCOL_TRC_UNSPECIFIED;
- }
-}
-
enum {
COLOR_FormatYUV420Planar = 0x13,
COLOR_FormatYUV420SemiPlanar = 0x15,
@@ -517,17 +438,17 @@ static int mediacodec_dec_parse_format(AVCodecContext *avctx, MediaCodecDecConte
AMEDIAFORMAT_GET_INT32(color_range, "color-range", 0);
if (color_range)
- avctx->color_range = mcdec_get_color_range(color_range);
+ avctx->color_range = ff_AMediaFormatColorRange_to_AVColorRange(color_range);
AMEDIAFORMAT_GET_INT32(color_standard, "color-standard", 0);
if (color_standard) {
- avctx->colorspace = mcdec_get_color_space(color_standard);
- avctx->color_primaries = mcdec_get_color_pri(color_standard);
+ avctx->colorspace = ff_AMediaFormatColorStandard_to_AVColorSpace(color_standard);
+ avctx->color_primaries = ff_AMediaFormatColorStandard_to_AVColorPrimaries(color_standard);
}
AMEDIAFORMAT_GET_INT32(color_transfer, "color-transfer", 0);
if (color_transfer)
- avctx->color_trc = mcdec_get_color_trc(color_transfer);
+ avctx->color_trc = ff_AMediaFormatColorTransfer_to_AVColorTransfer(color_transfer);
av_log(avctx, AV_LOG_INFO,
"Output crop parameters top=%d bottom=%d left=%d right=%d, "
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