vpx_codec_err_t vp9_copy_reference_dec(VP9D_PTR ptr,
VP9_REFFRAME ref_frame_flag,
YV12_BUFFER_CONFIG *sd) {
VP9D_COMP *pbi = (VP9D_COMP *) ptr;
VP9_COMMON *cm = &pbi->common;
/* TODO(jkoleszar): The decoder doesn't have any real knowledge of what the
* encoder is using the frame buffers for. This is just a stub to keep the
* vpxenc --test-decode functionality working, and will be replaced in a
* later commit that adds VP9-specific controls for this functionality.
*/
if (ref_frame_flag == VP9_LAST_FLAG) {
YV12_BUFFER_CONFIG *cfg = &cm->yv12_fb[cm->ref_frame_map[0]];
if (!equal_dimensions(cfg, sd))
vpx_internal_error(&cm->error, VPX_CODEC_ERROR,
"Incorrect buffer dimensions");
else
vp8_yv12_copy_frame(cfg, sd);
} else {
vpx_internal_error(&cm->error, VPX_CODEC_ERROR,
"Invalid reference frame");
}
return cm->error.error_code;
}
aom_codec_err_t av1_copy_reference_dec(AV1Decoder *pbi, int idx,
YV12_BUFFER_CONFIG *sd) {
AV1_COMMON *cm = &pbi->common;
const YV12_BUFFER_CONFIG *const cfg = get_ref_frame(cm, idx);
if (cfg == NULL) {
aom_internal_error(&cm->error, AOM_CODEC_ERROR, "No reference frame");
return AOM_CODEC_ERROR;
}
if (!equal_dimensions(cfg, sd))
aom_internal_error(&cm->error, AOM_CODEC_ERROR,
"Incorrect buffer dimensions");
else
aom_yv12_copy_frame(cfg, sd);
return cm->error.error_code;
}
vpx_codec_err_t vp10_set_reference_dec(VP10_COMMON *cm,
VP9_REFFRAME ref_frame_flag,
YV12_BUFFER_CONFIG *sd) {
RefBuffer *ref_buf = NULL;
RefCntBuffer *const frame_bufs = cm->buffer_pool->frame_bufs;
// TODO(jkoleszar): The decoder doesn't have any real knowledge of what the
// encoder is using the frame buffers for. This is just a stub to keep the
// vpxenc --test-decode functionality working, and will be replaced in a
// later commit that adds VP9-specific controls for this functionality.
if (ref_frame_flag == VP9_LAST_FLAG) {
ref_buf = &cm->frame_refs[0];
} else if (ref_frame_flag == VP9_GOLD_FLAG) {
ref_buf = &cm->frame_refs[1];
} else if (ref_frame_flag == VP9_ALT_FLAG) {
ref_buf = &cm->frame_refs[2];
} else {
vpx_internal_error(&cm->error, VPX_CODEC_ERROR,
"Invalid reference frame");
return cm->error.error_code;
}
if (!equal_dimensions(ref_buf->buf, sd)) {
vpx_internal_error(&cm->error, VPX_CODEC_ERROR,
"Incorrect buffer dimensions");
} else {
int *ref_fb_ptr = &ref_buf->idx;
// Find an empty frame buffer.
const int free_fb = get_free_fb(cm);
if (cm->new_fb_idx == INVALID_IDX)
return VPX_CODEC_MEM_ERROR;
// Decrease ref_count since it will be increased again in
// ref_cnt_fb() below.
--frame_bufs[free_fb].ref_count;
// Manage the reference counters and copy image.
ref_cnt_fb(frame_bufs, ref_fb_ptr, free_fb);
ref_buf->buf = &frame_bufs[*ref_fb_ptr].buf;
vp8_yv12_copy_frame(sd, ref_buf->buf);
}
return cm->error.error_code;
}
vpx_codec_err_t vp9_set_reference_dec(VP9_COMMON *cm,
VP9_REFFRAME ref_frame_flag,
YV12_BUFFER_CONFIG *sd) {
int idx;
YV12_BUFFER_CONFIG *ref_buf = NULL;
// TODO(jkoleszar): The decoder doesn't have any real knowledge of what the
// encoder is using the frame buffers for. This is just a stub to keep the
// vpxenc --test-decode functionality working, and will be replaced in a
// later commit that adds VP9-specific controls for this functionality.
// (Yunqing) The set_reference control depends on the following setting in
// encoder.
// cpi->lst_fb_idx = 0;
// cpi->gld_fb_idx = 1;
// cpi->alt_fb_idx = 2;
if (ref_frame_flag == VP9_LAST_FLAG) {
idx = cm->ref_frame_map[0];
} else if (ref_frame_flag == VP9_GOLD_FLAG) {
idx = cm->ref_frame_map[1];
} else if (ref_frame_flag == VP9_ALT_FLAG) {
idx = cm->ref_frame_map[2];
} else {
vpx_internal_error(&cm->error, VPX_CODEC_ERROR, "Invalid reference frame");
return cm->error.error_code;
}
if (idx < 0 || idx >= FRAME_BUFFERS) {
vpx_internal_error(&cm->error, VPX_CODEC_ERROR,
"Invalid reference frame map");
return cm->error.error_code;
}
// Get the destination reference buffer.
ref_buf = &cm->buffer_pool->frame_bufs[idx].buf;
if (!equal_dimensions(ref_buf, sd)) {
vpx_internal_error(&cm->error, VPX_CODEC_ERROR,
"Incorrect buffer dimensions");
} else {
// Overwrite the reference frame buffer.
vpx_yv12_copy_frame(sd, ref_buf);
}
return cm->error.error_code;
}
vpx_codec_err_t vp9_set_reference_dec(VP9D_PTR ptr, VP9_REFFRAME ref_frame_flag,
YV12_BUFFER_CONFIG *sd) {
VP9D_COMP *pbi = (VP9D_COMP *) ptr;
VP9_COMMON *cm = &pbi->common;
int *ref_fb_ptr = NULL;
/* TODO(jkoleszar): The decoder doesn't have any real knowledge of what the
* encoder is using the frame buffers for. This is just a stub to keep the
* vpxenc --test-decode functionality working, and will be replaced in a
* later commit that adds VP9-specific controls for this functionality.
*/
if (ref_frame_flag == VP9_LAST_FLAG) {
ref_fb_ptr = &pbi->common.active_ref_idx[0];
} else if (ref_frame_flag == VP9_GOLD_FLAG) {
ref_fb_ptr = &pbi->common.active_ref_idx[1];
} else if (ref_frame_flag == VP9_ALT_FLAG) {
ref_fb_ptr = &pbi->common.active_ref_idx[2];
} else {
vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR,
"Invalid reference frame");
return pbi->common.error.error_code;
}
if (!equal_dimensions(&cm->yv12_fb[*ref_fb_ptr], sd)) {
vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR,
"Incorrect buffer dimensions");
} else {
// Find an empty frame buffer.
const int free_fb = get_free_fb(cm);
// Decrease fb_idx_ref_cnt since it will be increased again in
// ref_cnt_fb() below.
cm->fb_idx_ref_cnt[free_fb]--;
// Manage the reference counters and copy image.
ref_cnt_fb(cm->fb_idx_ref_cnt, ref_fb_ptr, free_fb);
vp8_yv12_copy_frame(sd, &cm->yv12_fb[*ref_fb_ptr]);
}
return pbi->common.error.error_code;
}
aom_codec_err_t av1_set_reference_dec(AV1_COMMON *cm, int idx,
YV12_BUFFER_CONFIG *sd) {
YV12_BUFFER_CONFIG *ref_buf = NULL;
// Get the destination reference buffer.
ref_buf = get_ref_frame(cm, idx);
if (ref_buf == NULL) {
aom_internal_error(&cm->error, AOM_CODEC_ERROR, "No reference frame");
return AOM_CODEC_ERROR;
}
if (!equal_dimensions(ref_buf, sd)) {
aom_internal_error(&cm->error, AOM_CODEC_ERROR,
"Incorrect buffer dimensions");
} else {
// Overwrite the reference frame buffer.
aom_yv12_copy_frame(sd, ref_buf);
}
return cm->error.error_code;
}
