diff options
Diffstat (limited to 'ffmpeg/libavcodec/h264dsp.c')
| -rw-r--r-- | ffmpeg/libavcodec/h264dsp.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/ffmpeg/libavcodec/h264dsp.c b/ffmpeg/libavcodec/h264dsp.c new file mode 100644 index 0000000..da9e417 --- /dev/null +++ b/ffmpeg/libavcodec/h264dsp.c @@ -0,0 +1,153 @@ +/* + * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder + * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * H.264 / AVC / MPEG4 part10 DSP functions. + * @author Michael Niedermayer <michaelni@gmx.at> + */ + +#include <stdint.h> +#include "libavutil/avassert.h" +#include "avcodec.h" +#include "h264dsp.h" +#include "h264idct.h" +#include "libavutil/common.h" + +#define BIT_DEPTH 8 +#include "h264dsp_template.c" +#undef BIT_DEPTH + +#define BIT_DEPTH 9 +#include "h264dsp_template.c" +#undef BIT_DEPTH + +#define BIT_DEPTH 10 +#include "h264dsp_template.c" +#undef BIT_DEPTH + +#define BIT_DEPTH 12 +#include "h264dsp_template.c" +#undef BIT_DEPTH + +#define BIT_DEPTH 14 +#include "h264dsp_template.c" +#undef BIT_DEPTH + +#define BIT_DEPTH 8 +#include "h264addpx_template.c" +#undef BIT_DEPTH + +#define BIT_DEPTH 16 +#include "h264addpx_template.c" +#undef BIT_DEPTH + +void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_format_idc) +{ +#undef FUNC +#define FUNC(a, depth) a ## _ ## depth ## _c + +#define ADDPX_DSP(depth) \ + c->h264_add_pixels4_clear = FUNC(ff_h264_add_pixels4, depth);\ + c->h264_add_pixels8_clear = FUNC(ff_h264_add_pixels8, depth) + + if (bit_depth > 8 && bit_depth <= 16) { + ADDPX_DSP(16); + } else { + ADDPX_DSP(8); + } + +#define H264_DSP(depth) \ + c->h264_idct_add= FUNC(ff_h264_idct_add, depth);\ + c->h264_idct8_add= FUNC(ff_h264_idct8_add, depth);\ + c->h264_idct_dc_add= FUNC(ff_h264_idct_dc_add, depth);\ + c->h264_idct8_dc_add= FUNC(ff_h264_idct8_dc_add, depth);\ + c->h264_idct_add16 = FUNC(ff_h264_idct_add16, depth);\ + c->h264_idct8_add4 = FUNC(ff_h264_idct8_add4, depth);\ + if (chroma_format_idc == 1)\ + c->h264_idct_add8 = FUNC(ff_h264_idct_add8, depth);\ + else\ + c->h264_idct_add8 = FUNC(ff_h264_idct_add8_422, depth);\ + c->h264_idct_add16intra= FUNC(ff_h264_idct_add16intra, depth);\ + c->h264_luma_dc_dequant_idct= FUNC(ff_h264_luma_dc_dequant_idct, depth);\ + if (chroma_format_idc == 1)\ + c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma_dc_dequant_idct, depth);\ + else\ + c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma422_dc_dequant_idct, depth);\ +\ + c->weight_h264_pixels_tab[0]= FUNC(weight_h264_pixels16, depth);\ + c->weight_h264_pixels_tab[1]= FUNC(weight_h264_pixels8, depth);\ + c->weight_h264_pixels_tab[2]= FUNC(weight_h264_pixels4, depth);\ + c->weight_h264_pixels_tab[3]= FUNC(weight_h264_pixels2, depth);\ + c->biweight_h264_pixels_tab[0]= FUNC(biweight_h264_pixels16, depth);\ + c->biweight_h264_pixels_tab[1]= FUNC(biweight_h264_pixels8, depth);\ + c->biweight_h264_pixels_tab[2]= FUNC(biweight_h264_pixels4, depth);\ + c->biweight_h264_pixels_tab[3]= FUNC(biweight_h264_pixels2, depth);\ +\ + c->h264_v_loop_filter_luma= FUNC(h264_v_loop_filter_luma, depth);\ + c->h264_h_loop_filter_luma= FUNC(h264_h_loop_filter_luma, depth);\ + c->h264_h_loop_filter_luma_mbaff= FUNC(h264_h_loop_filter_luma_mbaff, depth);\ + c->h264_v_loop_filter_luma_intra= FUNC(h264_v_loop_filter_luma_intra, depth);\ + c->h264_h_loop_filter_luma_intra= FUNC(h264_h_loop_filter_luma_intra, depth);\ + c->h264_h_loop_filter_luma_mbaff_intra= FUNC(h264_h_loop_filter_luma_mbaff_intra, depth);\ + c->h264_v_loop_filter_chroma= FUNC(h264_v_loop_filter_chroma, depth);\ + if (chroma_format_idc == 1)\ + c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma, depth);\ + else\ + c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma422, depth);\ + if (chroma_format_idc == 1)\ + c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma_mbaff, depth);\ + else\ + c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma422_mbaff, depth);\ + c->h264_v_loop_filter_chroma_intra= FUNC(h264_v_loop_filter_chroma_intra, depth);\ + if (chroma_format_idc == 1)\ + c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma_intra, depth);\ + else\ + c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma422_intra, depth);\ + if (chroma_format_idc == 1)\ + c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma_mbaff_intra, depth);\ + else\ + c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma422_mbaff_intra, depth);\ + c->h264_loop_filter_strength= NULL; + + switch (bit_depth) { + case 9: + H264_DSP(9); + break; + case 10: + H264_DSP(10); + break; + case 12: + H264_DSP(12); + break; + case 14: + H264_DSP(14); + break; + default: + av_assert0(bit_depth<=8); + H264_DSP(8); + break; + } + + if (ARCH_ARM) ff_h264dsp_init_arm(c, bit_depth, chroma_format_idc); + if (HAVE_ALTIVEC) ff_h264dsp_init_ppc(c, bit_depth, chroma_format_idc); + if (ARCH_X86) ff_h264dsp_init_x86(c, bit_depth, chroma_format_idc); +} |