diff options
Diffstat (limited to 'media/libvpx/vp9/encoder/vp9_dct.h')
-rw-r--r-- | media/libvpx/vp9/encoder/vp9_dct.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/media/libvpx/vp9/encoder/vp9_dct.h b/media/libvpx/vp9/encoder/vp9_dct.h new file mode 100644 index 0000000000..49afcbbd5b --- /dev/null +++ b/media/libvpx/vp9/encoder/vp9_dct.h @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_ENCODER_VP9_DCT_H_ +#define VP9_ENCODER_VP9_DCT_H_ + +#include "vp9/common/vp9_idct.h" + +#ifdef __cplusplus +extern "C" { +#endif + +void vp9_highbd_fdct4x4_c(const int16_t *input, tran_low_t *output, int stride); +void vp9_highbd_fdct8x8_c(const int16_t *input, tran_low_t *output, int stride); +void vp9_highbd_fdct16x16_c(const int16_t *input, tran_low_t *output, + int stride); +void vp9_highbd_fdct32x32_c(const int16_t *input, tran_low_t *out, int stride); +void vp9_highbd_fdct32x32_rd_c(const int16_t *input, tran_low_t *out, + int stride); + +void vp9_fdct4(const tran_low_t *input, tran_low_t *output); +void vp9_fadst4(const tran_low_t *input, tran_low_t *output); +void vp9_fdct8(const tran_low_t *input, tran_low_t *output); +void vp9_fadst8(const tran_low_t *input, tran_low_t *output); +void vp9_fdct16(const tran_low_t in[16], tran_low_t out[16]); +void vp9_fadst16(const tran_low_t *input, tran_low_t *output); +void vp9_fdct32(const tran_high_t *input, tran_high_t *output, int round); + +static const transform_2d FHT_4[] = { + { vp9_fdct4, vp9_fdct4 }, // DCT_DCT = 0 + { vp9_fadst4, vp9_fdct4 }, // ADST_DCT = 1 + { vp9_fdct4, vp9_fadst4 }, // DCT_ADST = 2 + { vp9_fadst4, vp9_fadst4 } // ADST_ADST = 3 +}; + +static const transform_2d FHT_8[] = { + { vp9_fdct8, vp9_fdct8 }, // DCT_DCT = 0 + { vp9_fadst8, vp9_fdct8 }, // ADST_DCT = 1 + { vp9_fdct8, vp9_fadst8 }, // DCT_ADST = 2 + { vp9_fadst8, vp9_fadst8 } // ADST_ADST = 3 +}; + +static const transform_2d FHT_16[] = { + { vp9_fdct16, vp9_fdct16 }, // DCT_DCT = 0 + { vp9_fadst16, vp9_fdct16 }, // ADST_DCT = 1 + { vp9_fdct16, vp9_fadst16 }, // DCT_ADST = 2 + { vp9_fadst16, vp9_fadst16 } // ADST_ADST = 3 +}; + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_ENCODER_VP9_DCT_H_ |