mirror of
https://github.com/pineappleEA/pineapple-src.git
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261 lines
9.8 KiB
C
261 lines
9.8 KiB
C
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/*
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* Copyright (c) 2015 Henrik Gramner
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <string.h>
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#include "checkasm.h"
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#include "libavcodec/avcodec.h"
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#include "libavcodec/h264pred.h"
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#include "libavutil/common.h"
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#include "libavutil/internal.h"
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#include "libavutil/intreadwrite.h"
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static const int codec_ids[4] = { AV_CODEC_ID_H264, AV_CODEC_ID_VP8, AV_CODEC_ID_RV40, AV_CODEC_ID_SVQ3 };
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static const char * const pred4x4_modes[4][15] = {
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{ /* H.264 */
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[VERT_PRED ] = "vertical",
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[HOR_PRED ] = "horizontal",
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[DC_PRED ] = "dc",
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[DIAG_DOWN_LEFT_PRED ] = "down_left",
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[DIAG_DOWN_RIGHT_PRED] = "down_right",
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[VERT_RIGHT_PRED ] = "vertical_right",
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[HOR_DOWN_PRED ] = "horizontal_right",
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[VERT_LEFT_PRED ] = "vertical_left",
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[HOR_UP_PRED ] = "horizontal_up",
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[LEFT_DC_PRED ] = "left_dc",
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[TOP_DC_PRED ] = "top_dc",
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[DC_128_PRED ] = "dc_128",
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},
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{ /* VP8 */
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[VERT_PRED ] = "vertical_vp8",
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[HOR_PRED ] = "horizontal_vp8",
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[VERT_LEFT_PRED] = "vertical_left_vp8",
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[TM_VP8_PRED ] = "tm_vp8",
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[DC_127_PRED ] = "dc_127_vp8",
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[DC_129_PRED ] = "dc_129_vp8",
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},
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{ /* RV40 */
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[DIAG_DOWN_LEFT_PRED ] = "down_left_rv40",
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[VERT_LEFT_PRED ] = "vertical_left_rv40",
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[HOR_UP_PRED ] = "horizontal_up_rv40",
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[DIAG_DOWN_LEFT_PRED_RV40_NODOWN] = "down_left_nodown_rv40",
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[HOR_UP_PRED_RV40_NODOWN ] = "horizontal_up_nodown_rv40",
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[VERT_LEFT_PRED_RV40_NODOWN ] = "vertical_left_nodown_rv40",
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},
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{ /* SVQ3 */
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[DIAG_DOWN_LEFT_PRED] = "down_left_svq3",
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},
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};
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static const char * const pred8x8_modes[4][11] = {
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{ /* H.264 */
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[DC_PRED8x8 ] = "dc",
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[HOR_PRED8x8 ] = "horizontal",
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[VERT_PRED8x8 ] = "vertical",
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[PLANE_PRED8x8 ] = "plane",
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[LEFT_DC_PRED8x8 ] = "left_dc",
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[TOP_DC_PRED8x8 ] = "top_dc",
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[DC_128_PRED8x8 ] = "dc_128",
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[ALZHEIMER_DC_L0T_PRED8x8] = "mad_cow_dc_l0t",
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[ALZHEIMER_DC_0LT_PRED8x8] = "mad_cow_dc_0lt",
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[ALZHEIMER_DC_L00_PRED8x8] = "mad_cow_dc_l00",
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[ALZHEIMER_DC_0L0_PRED8x8] = "mad_cow_dc_0l0",
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},
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{ /* VP8 */
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[PLANE_PRED8x8 ] = "tm_vp8",
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[DC_127_PRED8x8] = "dc_127_vp8",
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[DC_129_PRED8x8] = "dc_129_vp8",
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},
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{ /* RV40 */
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[DC_PRED8x8 ] = "dc_rv40",
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[LEFT_DC_PRED8x8] = "left_dc_rv40",
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[TOP_DC_PRED8x8 ] = "top_dc_rv40",
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},
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/* nothing for SVQ3 */
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};
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static const char * const pred16x16_modes[4][9] = {
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{ /* H.264 */
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[DC_PRED8x8 ] = "dc",
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[HOR_PRED8x8 ] = "horizontal",
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[VERT_PRED8x8 ] = "vertical",
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[PLANE_PRED8x8 ] = "plane",
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[LEFT_DC_PRED8x8] = "left_dc",
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[TOP_DC_PRED8x8 ] = "top_dc",
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[DC_128_PRED8x8 ] = "dc_128",
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},
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{ /* VP8 */
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[PLANE_PRED8x8 ] = "tm_vp8",
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[DC_127_PRED8x8] = "dc_127_vp8",
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[DC_129_PRED8x8] = "dc_129_vp8",
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},
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{ /* RV40 */
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[PLANE_PRED8x8] = "plane_rv40",
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},
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{ /* SVQ3 */
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[PLANE_PRED8x8] = "plane_svq3",
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},
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};
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static const uint32_t pixel_mask[3] = { 0xffffffff, 0x01ff01ff, 0x03ff03ff };
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#define SIZEOF_PIXEL ((bit_depth + 7) / 8)
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#define BUF_SIZE (3 * 16 * 17)
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#define check_pred_func(func, name, mode_name) \
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(mode_name && ((codec_ids[codec] == AV_CODEC_ID_H264) ? \
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check_func(func, "pred%s_%s_%d", name, mode_name, bit_depth) : \
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check_func(func, "pred%s_%s", name, mode_name)))
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#define randomize_buffers() \
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do { \
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uint32_t mask = pixel_mask[bit_depth - 8]; \
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int i; \
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for (i = 0; i < BUF_SIZE; i += 4) { \
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uint32_t r = rnd() & mask; \
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AV_WN32A(buf0 + i, r); \
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AV_WN32A(buf1 + i, r); \
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} \
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} while (0)
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#define src0 (buf0 + 4 * 16) /* Offset to allow room for top and left */
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#define src1 (buf1 + 4 * 16)
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static void check_pred4x4(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
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int codec, int chroma_format, int bit_depth)
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{
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if (chroma_format == 1) {
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uint8_t *topright = buf0 + 2*16;
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int pred_mode;
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declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, void, uint8_t *src, const uint8_t *topright, ptrdiff_t stride);
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for (pred_mode = 0; pred_mode < 15; pred_mode++) {
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if (check_pred_func(h->pred4x4[pred_mode], "4x4", pred4x4_modes[codec][pred_mode])) {
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randomize_buffers();
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call_ref(src0, topright, 12*SIZEOF_PIXEL);
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call_new(src1, topright, 12*SIZEOF_PIXEL);
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if (memcmp(buf0, buf1, BUF_SIZE))
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fail();
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bench_new(src1, topright, 12*SIZEOF_PIXEL);
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}
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}
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}
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}
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static void check_pred8x8(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
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int codec, int chroma_format, int bit_depth)
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{
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int pred_mode;
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declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, void, uint8_t *src, ptrdiff_t stride);
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for (pred_mode = 0; pred_mode < 11; pred_mode++) {
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if (check_pred_func(h->pred8x8[pred_mode], (chroma_format == 2) ? "8x16" : "8x8",
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pred8x8_modes[codec][pred_mode])) {
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randomize_buffers();
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call_ref(src0, 24*SIZEOF_PIXEL);
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call_new(src1, 24*SIZEOF_PIXEL);
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if (memcmp(buf0, buf1, BUF_SIZE))
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fail();
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bench_new(src1, 24*SIZEOF_PIXEL);
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}
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}
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}
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static void check_pred16x16(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
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int codec, int chroma_format, int bit_depth)
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{
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if (chroma_format == 1) {
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int pred_mode;
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declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, void, uint8_t *src, ptrdiff_t stride);
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for (pred_mode = 0; pred_mode < 9; pred_mode++) {
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if (check_pred_func(h->pred16x16[pred_mode], "16x16", pred16x16_modes[codec][pred_mode])) {
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randomize_buffers();
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call_ref(src0, 48);
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call_new(src1, 48);
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if (memcmp(buf0, buf1, BUF_SIZE))
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fail();
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bench_new(src1, 48);
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}
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}
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}
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}
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static void check_pred8x8l(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
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int codec, int chroma_format, int bit_depth)
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{
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if (chroma_format == 1 && codec_ids[codec] == AV_CODEC_ID_H264) {
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int pred_mode;
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declare_func_emms(AV_CPU_FLAG_MMXEXT, void, uint8_t *src, int topleft, int topright, ptrdiff_t stride);
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for (pred_mode = 0; pred_mode < 12; pred_mode++) {
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if (check_pred_func(h->pred8x8l[pred_mode], "8x8l", pred4x4_modes[codec][pred_mode])) {
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int neighbors;
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for (neighbors = 0; neighbors <= 0xc000; neighbors += 0x4000) {
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int has_topleft = neighbors & 0x8000;
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int has_topright = neighbors & 0x4000;
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if ((pred_mode == DIAG_DOWN_RIGHT_PRED || pred_mode == VERT_RIGHT_PRED) && !has_topleft)
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continue; /* Those aren't allowed according to the spec */
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randomize_buffers();
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call_ref(src0, has_topleft, has_topright, 24*SIZEOF_PIXEL);
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call_new(src1, has_topleft, has_topright, 24*SIZEOF_PIXEL);
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if (memcmp(buf0, buf1, BUF_SIZE))
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fail();
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bench_new(src1, has_topleft, has_topright, 24*SIZEOF_PIXEL);
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}
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}
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}
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}
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}
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/* TODO: Add tests for H.264 lossless H/V prediction */
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void checkasm_check_h264pred(void)
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{
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static const struct {
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void (*func)(H264PredContext*, uint8_t*, uint8_t*, int, int, int);
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const char *name;
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} tests[] = {
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{ check_pred4x4, "pred4x4" },
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{ check_pred8x8, "pred8x8" },
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{ check_pred16x16, "pred16x16" },
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{ check_pred8x8l, "pred8x8l" },
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};
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LOCAL_ALIGNED_16(uint8_t, buf0, [BUF_SIZE]);
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LOCAL_ALIGNED_16(uint8_t, buf1, [BUF_SIZE]);
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H264PredContext h;
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int test, codec, chroma_format, bit_depth;
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for (test = 0; test < FF_ARRAY_ELEMS(tests); test++) {
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for (codec = 0; codec < 4; codec++) {
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int codec_id = codec_ids[codec];
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for (bit_depth = 8; bit_depth <= (codec_id == AV_CODEC_ID_H264 ? 10 : 8); bit_depth++)
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for (chroma_format = 1; chroma_format <= (codec_id == AV_CODEC_ID_H264 ? 2 : 1); chroma_format++) {
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ff_h264_pred_init(&h, codec_id, bit_depth, chroma_format);
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tests[test].func(&h, buf0, buf1, codec, chroma_format, bit_depth);
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}
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}
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report("%s", tests[test].name);
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}
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}
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