diff options
Diffstat (limited to 'chromium/third_party/libvpx/source/libvpx/vp9/common/vp9_enums.h')
| -rw-r--r-- | chromium/third_party/libvpx/source/libvpx/vp9/common/vp9_enums.h | 54 |
1 files changed, 44 insertions, 10 deletions
diff --git a/chromium/third_party/libvpx/source/libvpx/vp9/common/vp9_enums.h b/chromium/third_party/libvpx/source/libvpx/vp9/common/vp9_enums.h index 1651b905055..068284faa90 100644 --- a/chromium/third_party/libvpx/source/libvpx/vp9/common/vp9_enums.h +++ b/chromium/third_party/libvpx/source/libvpx/vp9/common/vp9_enums.h @@ -13,6 +13,10 @@ #include "./vpx_config.h" +#ifdef __cplusplus +extern "C" { +#endif + #define MI_SIZE_LOG2 3 #define MI_BLOCK_SIZE_LOG2 (6 - MI_SIZE_LOG2) // 64 = 2^6 @@ -21,6 +25,23 @@ #define MI_MASK (MI_BLOCK_SIZE - 1) +// Bitstream profiles indicated by 2 bits in the uncompressed header. +// 00: Profile 0. 4:2:0 only. +// 10: Profile 1. adds 4:4:4, 4:2:2, alpha. +// 01: Profile 2. Supports 10-bit and 12-bit color only. +// 11: Undefined profile. +typedef enum BITSTREAM_PROFILE { + PROFILE_0, + PROFILE_1, + PROFILE_2, + MAX_PROFILES +} BITSTREAM_PROFILE; + +typedef enum BIT_DEPTH { + BITS_8, + BITS_10, + BITS_12 +} BIT_DEPTH; typedef enum BLOCK_SIZE { BLOCK_4X4, @@ -52,20 +73,22 @@ typedef enum PARTITION_TYPE { #define PARTITION_PLOFFSET 4 // number of probability models per block size #define PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET) +// block transform size typedef enum { - TX_4X4 = 0, // 4x4 dct transform - TX_8X8 = 1, // 8x8 dct transform - TX_16X16 = 2, // 16x16 dct transform - TX_32X32 = 3, // 32x32 dct transform + TX_4X4 = 0, // 4x4 transform + TX_8X8 = 1, // 8x8 transform + TX_16X16 = 2, // 16x16 transform + TX_32X32 = 3, // 32x32 transform TX_SIZES } TX_SIZE; +// frame transform mode typedef enum { - ONLY_4X4 = 0, - ALLOW_8X8 = 1, - ALLOW_16X16 = 2, - ALLOW_32X32 = 3, - TX_MODE_SELECT = 4, + ONLY_4X4 = 0, // only 4x4 transform used + ALLOW_8X8 = 1, // allow block transform size up to 8x8 + ALLOW_16X16 = 2, // allow block transform size up to 16x16 + ALLOW_32X32 = 3, // allow block transform size up to 32x32 + TX_MODE_SELECT = 4, // transform specified for each block TX_MODES = 5, } TX_MODE; @@ -73,7 +96,8 @@ typedef enum { DCT_DCT = 0, // DCT in both horizontal and vertical ADST_DCT = 1, // ADST in vertical, DCT in horizontal DCT_ADST = 2, // DCT in vertical, ADST in horizontal - ADST_ADST = 3 // ADST in both directions + ADST_ADST = 3, // ADST in both directions + TX_TYPES = 4 } TX_TYPE; typedef enum { @@ -87,4 +111,14 @@ typedef enum { SRGB = 7 // RGB } COLOR_SPACE; +typedef enum { + VP9_LAST_FLAG = 1 << 0, + VP9_GOLD_FLAG = 1 << 1, + VP9_ALT_FLAG = 1 << 2, +} VP9_REFFRAME; + +#ifdef __cplusplus +} // extern "C" +#endif + #endif // VP9_COMMON_VP9_ENUMS_H_ |