yading@10: /* yading@10: * Copyright (c) 2003-2010 Michael Niedermayer yading@10: * yading@10: * This file is part of FFmpeg. yading@10: * yading@10: * FFmpeg is free software; you can redistribute it and/or yading@10: * modify it under the terms of the GNU Lesser General Public yading@10: * License as published by the Free Software Foundation; either yading@10: * version 2.1 of the License, or (at your option) any later version. yading@10: * yading@10: * FFmpeg is distributed in the hope that it will be useful, yading@10: * but WITHOUT ANY WARRANTY; without even the implied warranty of yading@10: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU yading@10: * Lesser General Public License for more details. yading@10: * yading@10: * You should have received a copy of the GNU Lesser General Public yading@10: * License along with FFmpeg; if not, write to the Free Software yading@10: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA yading@10: */ yading@10: yading@10: /** yading@10: * @file yading@10: * H.264 DSP functions. yading@10: * @author Michael Niedermayer yading@10: */ yading@10: yading@10: #ifndef AVCODEC_H264DSP_H yading@10: #define AVCODEC_H264DSP_H yading@10: yading@10: #include yading@10: yading@10: typedef void (*h264_weight_func)(uint8_t *block, int stride, int height, yading@10: int log2_denom, int weight, int offset); yading@10: typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, yading@10: int stride, int height, int log2_denom, yading@10: int weightd, int weights, int offset); yading@10: yading@10: /** yading@10: * Context for storing H.264 DSP functions yading@10: */ yading@10: typedef struct H264DSPContext { yading@10: /* weighted MC */ yading@10: h264_weight_func weight_h264_pixels_tab[4]; yading@10: h264_biweight_func biweight_h264_pixels_tab[4]; yading@10: yading@10: /* loop filter */ yading@10: void (*h264_v_loop_filter_luma)(uint8_t *pix /*align 16*/, int stride, yading@10: int alpha, int beta, int8_t *tc0); yading@10: void (*h264_h_loop_filter_luma)(uint8_t *pix /*align 4 */, int stride, yading@10: int alpha, int beta, int8_t *tc0); yading@10: void (*h264_h_loop_filter_luma_mbaff)(uint8_t *pix /*align 16*/, int stride, yading@10: int alpha, int beta, int8_t *tc0); yading@10: /* v/h_loop_filter_luma_intra: align 16 */ yading@10: void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride, yading@10: int alpha, int beta); yading@10: void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride, yading@10: int alpha, int beta); yading@10: void (*h264_h_loop_filter_luma_mbaff_intra)(uint8_t *pix /*align 16*/, yading@10: int stride, int alpha, int beta); yading@10: void (*h264_v_loop_filter_chroma)(uint8_t *pix /*align 8*/, int stride, yading@10: int alpha, int beta, int8_t *tc0); yading@10: void (*h264_h_loop_filter_chroma)(uint8_t *pix /*align 4*/, int stride, yading@10: int alpha, int beta, int8_t *tc0); yading@10: void (*h264_h_loop_filter_chroma_mbaff)(uint8_t *pix /*align 8*/, yading@10: int stride, int alpha, int beta, yading@10: int8_t *tc0); yading@10: void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/, yading@10: int stride, int alpha, int beta); yading@10: void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/, yading@10: int stride, int alpha, int beta); yading@10: void (*h264_h_loop_filter_chroma_mbaff_intra)(uint8_t *pix /*align 8*/, yading@10: int stride, int alpha, int beta); yading@10: // h264_loop_filter_strength: simd only. the C version is inlined in h264.c yading@10: void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40], yading@10: int8_t ref[2][40], int16_t mv[2][40][2], yading@10: int bidir, int edges, int step, yading@10: int mask_mv0, int mask_mv1, int field); yading@10: yading@10: /* IDCT */ yading@10: void (*h264_idct_add)(uint8_t *dst /*align 4*/, yading@10: int16_t *block /*align 16*/, int stride); yading@10: void (*h264_idct8_add)(uint8_t *dst /*align 8*/, yading@10: int16_t *block /*align 16*/, int stride); yading@10: void (*h264_idct_dc_add)(uint8_t *dst /*align 4*/, yading@10: int16_t *block /*align 16*/, int stride); yading@10: void (*h264_idct8_dc_add)(uint8_t *dst /*align 8*/, yading@10: int16_t *block /*align 16*/, int stride); yading@10: yading@10: void (*h264_idct_add16)(uint8_t *dst /*align 16*/, const int *blockoffset, yading@10: int16_t *block /*align 16*/, int stride, yading@10: const uint8_t nnzc[15 * 8]); yading@10: void (*h264_idct8_add4)(uint8_t *dst /*align 16*/, const int *blockoffset, yading@10: int16_t *block /*align 16*/, int stride, yading@10: const uint8_t nnzc[15 * 8]); yading@10: void (*h264_idct_add8)(uint8_t **dst /*align 16*/, const int *blockoffset, yading@10: int16_t *block /*align 16*/, int stride, yading@10: const uint8_t nnzc[15 * 8]); yading@10: void (*h264_idct_add16intra)(uint8_t *dst /*align 16*/, const int *blockoffset, yading@10: int16_t *block /*align 16*/, yading@10: int stride, const uint8_t nnzc[15 * 8]); yading@10: void (*h264_luma_dc_dequant_idct)(int16_t *output, yading@10: int16_t *input /*align 16*/, int qmul); yading@10: void (*h264_chroma_dc_dequant_idct)(int16_t *block, int qmul); yading@10: yading@10: /* bypass-transform */ yading@10: void (*h264_add_pixels8_clear)(uint8_t *dst, int16_t *block, int stride); yading@10: void (*h264_add_pixels4_clear)(uint8_t *dst, int16_t *block, int stride); yading@10: } H264DSPContext; yading@10: yading@10: void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, yading@10: const int chroma_format_idc); yading@10: void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth, yading@10: const int chroma_format_idc); yading@10: void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth, yading@10: const int chroma_format_idc); yading@10: void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth, yading@10: const int chroma_format_idc); yading@10: yading@10: #endif /* AVCODEC_H264DSP_H */