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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <math.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "./tools_common.h"
#if CONFIG_AV1_ENCODER
#include "aom/aomcx.h"
#endif
#if CONFIG_AV1_DECODER
#include "aom/aomdx.h"
#endif
#if defined(_WIN32) || defined(__OS2__)
#include <io.h>
#include <fcntl.h>
#ifdef __OS2__
#define _setmode setmode
#define _fileno fileno
#define _O_BINARY O_BINARY
#endif
#endif
#define LOG_ERROR(label) \
do { \
const char *l = label; \
va_list ap; \
va_start(ap, fmt); \
if (l) fprintf(stderr, "%s: ", l); \
vfprintf(stderr, fmt, ap); \
fprintf(stderr, "\n"); \
va_end(ap); \
} while (0)
FILE *set_binary_mode(FILE *stream) {
(void)stream;
#if defined(_WIN32) || defined(__OS2__)
_setmode(_fileno(stream), _O_BINARY);
#endif
return stream;
}
void die(const char *fmt, ...) {
LOG_ERROR(NULL);
usage_exit();
}
void fatal(const char *fmt, ...) {
LOG_ERROR("Fatal");
exit(EXIT_FAILURE);
}
void warn(const char *fmt, ...) { LOG_ERROR("Warning"); }
void die_codec(aom_codec_ctx_t *ctx, const char *s) {
const char *detail = aom_codec_error_detail(ctx);
printf("%s: %s\n", s, aom_codec_error(ctx));
if (detail) printf(" %s\n", detail);
exit(EXIT_FAILURE);
}
int read_yuv_frame(struct AvxInputContext *input_ctx, aom_image_t *yuv_frame) {
FILE *f = input_ctx->file;
struct FileTypeDetectionBuffer *detect = &input_ctx->detect;
int plane = 0;
int shortread = 0;
const int bytespp = (yuv_frame->fmt & AOM_IMG_FMT_HIGHBITDEPTH) ? 2 : 1;
for (plane = 0; plane < 3; ++plane) {
uint8_t *ptr;
const int w = aom_img_plane_width(yuv_frame, plane);
const int h = aom_img_plane_height(yuv_frame, plane);
int r;
/* Determine the correct plane based on the image format. The for-loop
* always counts in Y,U,V order, but this may not match the order of
* the data on disk.
*/
switch (plane) {
case 1:
ptr =
yuv_frame->planes[yuv_frame->fmt == AOM_IMG_FMT_YV12 ? AOM_PLANE_V
: AOM_PLANE_U];
break;
case 2:
ptr =
yuv_frame->planes[yuv_frame->fmt == AOM_IMG_FMT_YV12 ? AOM_PLANE_U
: AOM_PLANE_V];
break;
default: ptr = yuv_frame->planes[plane];
}
for (r = 0; r < h; ++r) {
size_t needed = w * bytespp;
size_t buf_position = 0;
const size_t left = detect->buf_read - detect->position;
if (left > 0) {
const size_t more = (left < needed) ? left : needed;
memcpy(ptr, detect->buf + detect->position, more);
buf_position = more;
needed -= more;
detect->position += more;
}
if (needed > 0) {
shortread |= (fread(ptr + buf_position, 1, needed, f) < needed);
}
ptr += yuv_frame->stride[plane];
}
}
return shortread;
}
#if CONFIG_AV1_ENCODER
static const AvxInterface aom_encoders[] = {
{ "av1", AV1_FOURCC, &aom_codec_av1_cx },
};
int get_aom_encoder_count(void) {
return sizeof(aom_encoders) / sizeof(aom_encoders[0]);
}
const AvxInterface *get_aom_encoder_by_index(int i) { return &aom_encoders[i]; }
const AvxInterface *get_aom_encoder_by_name(const char *name) {
int i;
for (i = 0; i < get_aom_encoder_count(); ++i) {
const AvxInterface *encoder = get_aom_encoder_by_index(i);
if (strcmp(encoder->name, name) == 0) return encoder;
}
return NULL;
}
#endif // CONFIG_AV1_ENCODER
#if CONFIG_AV1_DECODER
static const AvxInterface aom_decoders[] = {
{ "av1", AV1_FOURCC, &aom_codec_av1_dx },
};
int get_aom_decoder_count(void) {
return sizeof(aom_decoders) / sizeof(aom_decoders[0]);
}
const AvxInterface *get_aom_decoder_by_index(int i) { return &aom_decoders[i]; }
const AvxInterface *get_aom_decoder_by_name(const char *name) {
int i;
for (i = 0; i < get_aom_decoder_count(); ++i) {
const AvxInterface *const decoder = get_aom_decoder_by_index(i);
if (strcmp(decoder->name, name) == 0) return decoder;
}
return NULL;
}
const AvxInterface *get_aom_decoder_by_fourcc(uint32_t fourcc) {
int i;
for (i = 0; i < get_aom_decoder_count(); ++i) {
const AvxInterface *const decoder = get_aom_decoder_by_index(i);
if (decoder->fourcc == fourcc) return decoder;
}
return NULL;
}
#endif // CONFIG_AV1_DECODER
void aom_img_write(const aom_image_t *img, FILE *file) {
int plane;
for (plane = 0; plane < 3; ++plane) {
const unsigned char *buf = img->planes[plane];
const int stride = img->stride[plane];
const int w = aom_img_plane_width(img, plane) *
((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) ? 2 : 1);
const int h = aom_img_plane_height(img, plane);
int y;
for (y = 0; y < h; ++y) {
fwrite(buf, 1, w, file);
buf += stride;
}
}
}
int aom_img_read(aom_image_t *img, FILE *file) {
int plane;
for (plane = 0; plane < 3; ++plane) {
unsigned char *buf = img->planes[plane];
const int stride = img->stride[plane];
const int w = aom_img_plane_width(img, plane) *
((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) ? 2 : 1);
const int h = aom_img_plane_height(img, plane);
int y;
for (y = 0; y < h; ++y) {
if (fread(buf, 1, w, file) != (size_t)w) return 0;
buf += stride;
}
}
return 1;
}
// TODO(dkovalev) change sse_to_psnr signature: double -> int64_t
double sse_to_psnr(double samples, double peak, double sse) {
static const double kMaxPSNR = 100.0;
if (sse > 0.0) {
const double psnr = 10.0 * log10(samples * peak * peak / sse);
return psnr > kMaxPSNR ? kMaxPSNR : psnr;
} else {
return kMaxPSNR;
}
}
// TODO(debargha): Consolidate the functions below into a separate file.
#if CONFIG_HIGHBITDEPTH
static void highbd_img_upshift(aom_image_t *dst, aom_image_t *src,
int input_shift) {
// Note the offset is 1 less than half.
const int offset = input_shift > 0 ? (1 << (input_shift - 1)) - 1 : 0;
int plane;
if (dst->d_w != src->d_w || dst->d_h != src->d_h ||
dst->x_chroma_shift != src->x_chroma_shift ||
dst->y_chroma_shift != src->y_chroma_shift || dst->fmt != src->fmt ||
input_shift < 0) {
fatal("Unsupported image conversion");
}
switch (src->fmt) {
case AOM_IMG_FMT_I42016:
case AOM_IMG_FMT_I42216:
case AOM_IMG_FMT_I44416:
case AOM_IMG_FMT_I44016: break;
default: fatal("Unsupported image conversion"); break;
}
for (plane = 0; plane < 3; plane++) {
int w = src->d_w;
int h = src->d_h;
int x, y;
if (plane) {
w = (w + src->x_chroma_shift) >> src->x_chroma_shift;
h = (h + src->y_chroma_shift) >> src->y_chroma_shift;
}
for (y = 0; y < h; y++) {
uint16_t *p_src =
(uint16_t *)(src->planes[plane] + y * src->stride[plane]);
uint16_t *p_dst =
(uint16_t *)(dst->planes[plane] + y * dst->stride[plane]);
for (x = 0; x < w; x++) *p_dst++ = (*p_src++ << input_shift) + offset;
}
}
}
static void lowbd_img_upshift(aom_image_t *dst, aom_image_t *src,
int input_shift) {
// Note the offset is 1 less than half.
const int offset = input_shift > 0 ? (1 << (input_shift - 1)) - 1 : 0;
int plane;
if (dst->d_w != src->d_w || dst->d_h != src->d_h ||
dst->x_chroma_shift != src->x_chroma_shift ||
dst->y_chroma_shift != src->y_chroma_shift ||
dst->fmt != src->fmt + AOM_IMG_FMT_HIGHBITDEPTH || input_shift < 0) {
fatal("Unsupported image conversion");
}
switch (src->fmt) {
case AOM_IMG_FMT_I420:
case AOM_IMG_FMT_I422:
case AOM_IMG_FMT_I444:
case AOM_IMG_FMT_I440: break;
default: fatal("Unsupported image conversion"); break;
}
for (plane = 0; plane < 3; plane++) {
int w = src->d_w;
int h = src->d_h;
int x, y;
if (plane) {
w = (w + src->x_chroma_shift) >> src->x_chroma_shift;
h = (h + src->y_chroma_shift) >> src->y_chroma_shift;
}
for (y = 0; y < h; y++) {
uint8_t *p_src = src->planes[plane] + y * src->stride[plane];
uint16_t *p_dst =
(uint16_t *)(dst->planes[plane] + y * dst->stride[plane]);
for (x = 0; x < w; x++) {
*p_dst++ = (*p_src++ << input_shift) + offset;
}
}
}
}
void aom_img_upshift(aom_image_t *dst, aom_image_t *src, int input_shift) {
if (src->fmt & AOM_IMG_FMT_HIGHBITDEPTH) {
highbd_img_upshift(dst, src, input_shift);
} else {
lowbd_img_upshift(dst, src, input_shift);
}
}
void aom_img_truncate_16_to_8(aom_image_t *dst, aom_image_t *src) {
int plane;
if (dst->fmt + AOM_IMG_FMT_HIGHBITDEPTH != src->fmt || dst->d_w != src->d_w ||
dst->d_h != src->d_h || dst->x_chroma_shift != src->x_chroma_shift ||
dst->y_chroma_shift != src->y_chroma_shift) {
fatal("Unsupported image conversion");
}
switch (dst->fmt) {
case AOM_IMG_FMT_I420:
case AOM_IMG_FMT_I422:
case AOM_IMG_FMT_I444:
case AOM_IMG_FMT_I440: break;
default: fatal("Unsupported image conversion"); break;
}
for (plane = 0; plane < 3; plane++) {
int w = src->d_w;
int h = src->d_h;
int x, y;
if (plane) {
w = (w + src->x_chroma_shift) >> src->x_chroma_shift;
h = (h + src->y_chroma_shift) >> src->y_chroma_shift;
}
for (y = 0; y < h; y++) {
uint16_t *p_src =
(uint16_t *)(src->planes[plane] + y * src->stride[plane]);
uint8_t *p_dst = dst->planes[plane] + y * dst->stride[plane];
for (x = 0; x < w; x++) {
*p_dst++ = (uint8_t)(*p_src++);
}
}
}
}
static void highbd_img_downshift(aom_image_t *dst, aom_image_t *src,
int down_shift) {
int plane;
if (dst->d_w != src->d_w || dst->d_h != src->d_h ||
dst->x_chroma_shift != src->x_chroma_shift ||
dst->y_chroma_shift != src->y_chroma_shift || dst->fmt != src->fmt ||
down_shift < 0) {
fatal("Unsupported image conversion");
}
switch (src->fmt) {
case AOM_IMG_FMT_I42016:
case AOM_IMG_FMT_I42216:
case AOM_IMG_FMT_I44416:
case AOM_IMG_FMT_I44016: break;
default: fatal("Unsupported image conversion"); break;
}
for (plane = 0; plane < 3; plane++) {
int w = src->d_w;
int h = src->d_h;
int x, y;
if (plane) {
w = (w + src->x_chroma_shift) >> src->x_chroma_shift;
h = (h + src->y_chroma_shift) >> src->y_chroma_shift;
}
for (y = 0; y < h; y++) {
uint16_t *p_src =
(uint16_t *)(src->planes[plane] + y * src->stride[plane]);
uint16_t *p_dst =
(uint16_t *)(dst->planes[plane] + y * dst->stride[plane]);
for (x = 0; x < w; x++) *p_dst++ = *p_src++ >> down_shift;
}
}
}
static void lowbd_img_downshift(aom_image_t *dst, aom_image_t *src,
int down_shift) {
int plane;
if (dst->d_w != src->d_w || dst->d_h != src->d_h ||
dst->x_chroma_shift != src->x_chroma_shift ||
dst->y_chroma_shift != src->y_chroma_shift ||
src->fmt != dst->fmt + AOM_IMG_FMT_HIGHBITDEPTH || down_shift < 0) {
fatal("Unsupported image conversion");
}
switch (dst->fmt) {
case AOM_IMG_FMT_I420:
case AOM_IMG_FMT_I422:
case AOM_IMG_FMT_I444:
case AOM_IMG_FMT_I440: break;
default: fatal("Unsupported image conversion"); break;
}
for (plane = 0; plane < 3; plane++) {
int w = src->d_w;
int h = src->d_h;
int x, y;
if (plane) {
w = (w + src->x_chroma_shift) >> src->x_chroma_shift;
h = (h + src->y_chroma_shift) >> src->y_chroma_shift;
}
for (y = 0; y < h; y++) {
uint16_t *p_src =
(uint16_t *)(src->planes[plane] + y * src->stride[plane]);
uint8_t *p_dst = dst->planes[plane] + y * dst->stride[plane];
for (x = 0; x < w; x++) {
*p_dst++ = *p_src++ >> down_shift;
}
}
}
}
void aom_img_downshift(aom_image_t *dst, aom_image_t *src, int down_shift) {
if (dst->fmt & AOM_IMG_FMT_HIGHBITDEPTH) {
highbd_img_downshift(dst, src, down_shift);
} else {
lowbd_img_downshift(dst, src, down_shift);
}
}
#endif // CONFIG_HIGHBITDEPTH