261 lines
9.8 KiB
C
261 lines
9.8 KiB
C
/*
|
|
* Copyright (c) 2015 Henrik Gramner
|
|
*
|
|
* This file is part of Libav.
|
|
*
|
|
* Libav is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* Libav 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with Libav; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include <string.h>
|
|
#include "checkasm.h"
|
|
#include "libavcodec/avcodec.h"
|
|
#include "libavcodec/h264pred.h"
|
|
#include "libavutil/common.h"
|
|
#include "libavutil/internal.h"
|
|
#include "libavutil/intreadwrite.h"
|
|
|
|
static const int codec_ids[4] = { AV_CODEC_ID_H264, AV_CODEC_ID_VP8, AV_CODEC_ID_RV40, AV_CODEC_ID_SVQ3 };
|
|
|
|
static const char * const pred4x4_modes[4][15] = {
|
|
{ /* H.264 */
|
|
[VERT_PRED ] = "vertical",
|
|
[HOR_PRED ] = "horizontal",
|
|
[DC_PRED ] = "dc",
|
|
[DIAG_DOWN_LEFT_PRED ] = "down_left",
|
|
[DIAG_DOWN_RIGHT_PRED] = "down_right",
|
|
[VERT_RIGHT_PRED ] = "vertical_right",
|
|
[HOR_DOWN_PRED ] = "horizontal_right",
|
|
[VERT_LEFT_PRED ] = "vertical_left",
|
|
[HOR_UP_PRED ] = "horizontal_up",
|
|
[LEFT_DC_PRED ] = "left_dc",
|
|
[TOP_DC_PRED ] = "top_dc",
|
|
[DC_128_PRED ] = "dc_128",
|
|
},
|
|
{ /* VP8 */
|
|
[VERT_PRED ] = "vertical_vp8",
|
|
[HOR_PRED ] = "horizontal_vp8",
|
|
[VERT_LEFT_PRED] = "vertical_left_vp8",
|
|
[TM_VP8_PRED ] = "tm_vp8",
|
|
[DC_127_PRED ] = "dc_127_vp8",
|
|
[DC_129_PRED ] = "dc_129_vp8",
|
|
},
|
|
{ /* RV40 */
|
|
[DIAG_DOWN_LEFT_PRED ] = "down_left_rv40",
|
|
[VERT_LEFT_PRED ] = "vertical_left_rv40",
|
|
[HOR_UP_PRED ] = "horizontal_up_rv40",
|
|
[DIAG_DOWN_LEFT_PRED_RV40_NODOWN] = "down_left_nodown_rv40",
|
|
[HOR_UP_PRED_RV40_NODOWN ] = "horizontal_up_nodown_rv40",
|
|
[VERT_LEFT_PRED_RV40_NODOWN ] = "vertical_left_nodown_rv40",
|
|
},
|
|
{ /* SVQ3 */
|
|
[DIAG_DOWN_LEFT_PRED] = "down_left_svq3",
|
|
},
|
|
};
|
|
|
|
static const char * const pred8x8_modes[4][11] = {
|
|
{ /* H.264 */
|
|
[DC_PRED8x8 ] = "dc",
|
|
[HOR_PRED8x8 ] = "horizontal",
|
|
[VERT_PRED8x8 ] = "vertical",
|
|
[PLANE_PRED8x8 ] = "plane",
|
|
[LEFT_DC_PRED8x8 ] = "left_dc",
|
|
[TOP_DC_PRED8x8 ] = "top_dc",
|
|
[DC_128_PRED8x8 ] = "dc_128",
|
|
[ALZHEIMER_DC_L0T_PRED8x8] = "mad_cow_dc_l0t",
|
|
[ALZHEIMER_DC_0LT_PRED8x8] = "mad_cow_dc_0lt",
|
|
[ALZHEIMER_DC_L00_PRED8x8] = "mad_cow_dc_l00",
|
|
[ALZHEIMER_DC_0L0_PRED8x8] = "mad_cow_dc_0l0",
|
|
},
|
|
{ /* VP8 */
|
|
[PLANE_PRED8x8 ] = "tm_vp8",
|
|
[DC_127_PRED8x8] = "dc_127_vp8",
|
|
[DC_129_PRED8x8] = "dc_129_vp8",
|
|
},
|
|
{ /* RV40 */
|
|
[DC_PRED8x8 ] = "dc_rv40",
|
|
[LEFT_DC_PRED8x8] = "left_dc_rv40",
|
|
[TOP_DC_PRED8x8 ] = "top_dc_rv40",
|
|
},
|
|
/* nothing for SVQ3 */
|
|
};
|
|
|
|
static const char * const pred16x16_modes[4][9] = {
|
|
{ /* H.264 */
|
|
[DC_PRED8x8 ] = "dc",
|
|
[HOR_PRED8x8 ] = "horizontal",
|
|
[VERT_PRED8x8 ] = "vertical",
|
|
[PLANE_PRED8x8 ] = "plane",
|
|
[LEFT_DC_PRED8x8] = "left_dc",
|
|
[TOP_DC_PRED8x8 ] = "top_dc",
|
|
[DC_128_PRED8x8 ] = "dc_128",
|
|
},
|
|
{ /* VP8 */
|
|
[PLANE_PRED8x8 ] = "tm_vp8",
|
|
[DC_127_PRED8x8] = "dc_127_vp8",
|
|
[DC_129_PRED8x8] = "dc_129_vp8",
|
|
},
|
|
{ /* RV40 */
|
|
[PLANE_PRED8x8] = "plane_rv40",
|
|
},
|
|
{ /* SVQ3 */
|
|
[PLANE_PRED8x8] = "plane_svq3",
|
|
},
|
|
};
|
|
|
|
static const uint32_t pixel_mask[3] = { 0xffffffff, 0x01ff01ff, 0x03ff03ff };
|
|
|
|
#define SIZEOF_PIXEL ((bit_depth + 7) / 8)
|
|
#define BUF_SIZE (3 * 16 * 17)
|
|
|
|
#define check_pred_func(func, name, mode_name) \
|
|
(mode_name && ((codec_ids[codec] == AV_CODEC_ID_H264) ? \
|
|
check_func(func, "pred%s_%s_%d", name, mode_name, bit_depth) : \
|
|
check_func(func, "pred%s_%s", name, mode_name)))
|
|
|
|
#define randomize_buffers() \
|
|
do { \
|
|
uint32_t mask = pixel_mask[bit_depth - 8]; \
|
|
int i; \
|
|
for (i = 0; i < BUF_SIZE; i += 4) { \
|
|
uint32_t r = rnd() & mask; \
|
|
AV_WN32A(buf0 + i, r); \
|
|
AV_WN32A(buf1 + i, r); \
|
|
} \
|
|
} while (0)
|
|
|
|
#define src0 (buf0 + 4 * 16) /* Offset to allow room for top and left */
|
|
#define src1 (buf1 + 4 * 16)
|
|
|
|
static void check_pred4x4(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
|
|
int codec, int chroma_format, int bit_depth)
|
|
{
|
|
if (chroma_format == 1) {
|
|
uint8_t *topright = buf0 + 2*16;
|
|
int pred_mode;
|
|
declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, void, uint8_t *src, const uint8_t *topright, ptrdiff_t stride);
|
|
|
|
for (pred_mode = 0; pred_mode < 15; pred_mode++) {
|
|
if (check_pred_func(h->pred4x4[pred_mode], "4x4", pred4x4_modes[codec][pred_mode])) {
|
|
randomize_buffers();
|
|
call_ref(src0, topright, 12*SIZEOF_PIXEL);
|
|
call_new(src1, topright, 12*SIZEOF_PIXEL);
|
|
if (memcmp(buf0, buf1, BUF_SIZE))
|
|
fail();
|
|
bench_new(src1, topright, 12*SIZEOF_PIXEL);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void check_pred8x8(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
|
|
int codec, int chroma_format, int bit_depth)
|
|
{
|
|
int pred_mode;
|
|
declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, void, uint8_t *src, ptrdiff_t stride);
|
|
|
|
for (pred_mode = 0; pred_mode < 11; pred_mode++) {
|
|
if (check_pred_func(h->pred8x8[pred_mode], (chroma_format == 2) ? "8x16" : "8x8",
|
|
pred8x8_modes[codec][pred_mode])) {
|
|
randomize_buffers();
|
|
call_ref(src0, 24*SIZEOF_PIXEL);
|
|
call_new(src1, 24*SIZEOF_PIXEL);
|
|
if (memcmp(buf0, buf1, BUF_SIZE))
|
|
fail();
|
|
bench_new(src1, 24*SIZEOF_PIXEL);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void check_pred16x16(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
|
|
int codec, int chroma_format, int bit_depth)
|
|
{
|
|
if (chroma_format == 1) {
|
|
int pred_mode;
|
|
declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, void, uint8_t *src, ptrdiff_t stride);
|
|
|
|
for (pred_mode = 0; pred_mode < 9; pred_mode++) {
|
|
if (check_pred_func(h->pred16x16[pred_mode], "16x16", pred16x16_modes[codec][pred_mode])) {
|
|
randomize_buffers();
|
|
call_ref(src0, 48);
|
|
call_new(src1, 48);
|
|
if (memcmp(buf0, buf1, BUF_SIZE))
|
|
fail();
|
|
bench_new(src1, 48);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void check_pred8x8l(H264PredContext *h, uint8_t *buf0, uint8_t *buf1,
|
|
int codec, int chroma_format, int bit_depth)
|
|
{
|
|
if (chroma_format == 1 && codec_ids[codec] == AV_CODEC_ID_H264) {
|
|
int pred_mode;
|
|
declare_func_emms(AV_CPU_FLAG_MMXEXT, void, uint8_t *src, int topleft, int topright, ptrdiff_t stride);
|
|
|
|
for (pred_mode = 0; pred_mode < 12; pred_mode++) {
|
|
if (check_pred_func(h->pred8x8l[pred_mode], "8x8l", pred4x4_modes[codec][pred_mode])) {
|
|
int neighbors;
|
|
for (neighbors = 0; neighbors <= 0xc000; neighbors += 0x4000) {
|
|
int has_topleft = neighbors & 0x8000;
|
|
int has_topright = neighbors & 0x4000;
|
|
|
|
if ((pred_mode == DIAG_DOWN_RIGHT_PRED || pred_mode == VERT_RIGHT_PRED) && !has_topleft)
|
|
continue; /* Those aren't allowed according to the spec */
|
|
|
|
randomize_buffers();
|
|
call_ref(src0, has_topleft, has_topright, 24*SIZEOF_PIXEL);
|
|
call_new(src1, has_topleft, has_topright, 24*SIZEOF_PIXEL);
|
|
if (memcmp(buf0, buf1, BUF_SIZE))
|
|
fail();
|
|
bench_new(src1, has_topleft, has_topright, 24*SIZEOF_PIXEL);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* TODO: Add tests for H.264 lossless H/V prediction */
|
|
|
|
void checkasm_check_h264pred(void)
|
|
{
|
|
static const struct {
|
|
void (*func)(H264PredContext*, uint8_t*, uint8_t*, int, int, int);
|
|
const char *name;
|
|
} tests[] = {
|
|
{ check_pred4x4, "pred4x4" },
|
|
{ check_pred8x8, "pred8x8" },
|
|
{ check_pred16x16, "pred16x16" },
|
|
{ check_pred8x8l, "pred8x8l" },
|
|
};
|
|
|
|
LOCAL_ALIGNED_16(uint8_t, buf0, [BUF_SIZE]);
|
|
LOCAL_ALIGNED_16(uint8_t, buf1, [BUF_SIZE]);
|
|
H264PredContext h;
|
|
int test, codec, chroma_format, bit_depth;
|
|
|
|
for (test = 0; test < FF_ARRAY_ELEMS(tests); test++) {
|
|
for (codec = 0; codec < 4; codec++) {
|
|
int codec_id = codec_ids[codec];
|
|
for (bit_depth = 8; bit_depth <= (codec_id == AV_CODEC_ID_H264 ? 10 : 8); bit_depth++)
|
|
for (chroma_format = 1; chroma_format <= (codec_id == AV_CODEC_ID_H264 ? 2 : 1); chroma_format++) {
|
|
ff_h264_pred_init(&h, codec_id, bit_depth, chroma_format);
|
|
tests[test].func(&h, buf0, buf1, codec, chroma_format, bit_depth);
|
|
}
|
|
}
|
|
report("%s", tests[test].name);
|
|
}
|
|
}
|