237 lines
8.7 KiB
C
Executable file
237 lines
8.7 KiB
C
Executable file
/*
|
|
* 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
|
|
*/
|
|
|
|
#include <va/va.h>
|
|
#include <va/va_dec_vp8.h>
|
|
|
|
#include "hwconfig.h"
|
|
#include "vaapi_decode.h"
|
|
#include "vp8.h"
|
|
|
|
static VASurfaceID vaapi_vp8_surface_id(VP8Frame *vf)
|
|
{
|
|
if (vf)
|
|
return ff_vaapi_get_surface_id(vf->tf.f);
|
|
else
|
|
return VA_INVALID_SURFACE;
|
|
}
|
|
|
|
static int vaapi_vp8_start_frame(AVCodecContext *avctx,
|
|
av_unused const uint8_t *buffer,
|
|
av_unused uint32_t size)
|
|
{
|
|
const VP8Context *s = avctx->priv_data;
|
|
VAAPIDecodePicture *pic = s->framep[VP56_FRAME_CURRENT]->hwaccel_picture_private;
|
|
VAPictureParameterBufferVP8 pp;
|
|
VAProbabilityDataBufferVP8 prob;
|
|
VAIQMatrixBufferVP8 quant;
|
|
int err, i, j, k;
|
|
|
|
pic->output_surface = vaapi_vp8_surface_id(s->framep[VP56_FRAME_CURRENT]);
|
|
|
|
pp = (VAPictureParameterBufferVP8) {
|
|
.frame_width = avctx->width,
|
|
.frame_height = avctx->height,
|
|
|
|
.last_ref_frame = vaapi_vp8_surface_id(s->framep[VP56_FRAME_PREVIOUS]),
|
|
.golden_ref_frame = vaapi_vp8_surface_id(s->framep[VP56_FRAME_GOLDEN]),
|
|
.alt_ref_frame = vaapi_vp8_surface_id(s->framep[VP56_FRAME_GOLDEN2]),
|
|
.out_of_loop_frame = VA_INVALID_SURFACE,
|
|
|
|
.pic_fields.bits = {
|
|
.key_frame = !s->keyframe,
|
|
.version = s->profile,
|
|
|
|
.segmentation_enabled = s->segmentation.enabled,
|
|
.update_mb_segmentation_map = s->segmentation.update_map,
|
|
.update_segment_feature_data = s->segmentation.update_feature_data,
|
|
|
|
.filter_type = s->filter.simple,
|
|
.sharpness_level = s->filter.sharpness,
|
|
|
|
.loop_filter_adj_enable = s->lf_delta.enabled,
|
|
.mode_ref_lf_delta_update = s->lf_delta.update,
|
|
|
|
.sign_bias_golden = s->sign_bias[VP56_FRAME_GOLDEN],
|
|
.sign_bias_alternate = s->sign_bias[VP56_FRAME_GOLDEN2],
|
|
|
|
.mb_no_coeff_skip = s->mbskip_enabled,
|
|
.loop_filter_disable = s->filter.level == 0,
|
|
},
|
|
|
|
.prob_skip_false = s->prob->mbskip,
|
|
.prob_intra = s->prob->intra,
|
|
.prob_last = s->prob->last,
|
|
.prob_gf = s->prob->golden,
|
|
};
|
|
|
|
for (i = 0; i < 3; i++)
|
|
pp.mb_segment_tree_probs[i] = s->prob->segmentid[i];
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
if (s->segmentation.enabled) {
|
|
pp.loop_filter_level[i] = s->segmentation.filter_level[i];
|
|
if (!s->segmentation.absolute_vals)
|
|
pp.loop_filter_level[i] += s->filter.level;
|
|
} else {
|
|
pp.loop_filter_level[i] = s->filter.level;
|
|
}
|
|
pp.loop_filter_level[i] = av_clip_uintp2(pp.loop_filter_level[i], 6);
|
|
}
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
pp.loop_filter_deltas_ref_frame[i] = s->lf_delta.ref[i];
|
|
pp.loop_filter_deltas_mode[i] = s->lf_delta.mode[i + 4];
|
|
}
|
|
|
|
if (s->keyframe) {
|
|
static const uint8_t keyframe_y_mode_probs[4] = {
|
|
145, 156, 163, 128
|
|
};
|
|
static const uint8_t keyframe_uv_mode_probs[3] = {
|
|
142, 114, 183
|
|
};
|
|
memcpy(pp.y_mode_probs, keyframe_y_mode_probs, 4);
|
|
memcpy(pp.uv_mode_probs, keyframe_uv_mode_probs, 3);
|
|
} else {
|
|
for (i = 0; i < 4; i++)
|
|
pp.y_mode_probs[i] = s->prob->pred16x16[i];
|
|
for (i = 0; i < 3; i++)
|
|
pp.uv_mode_probs[i] = s->prob->pred8x8c[i];
|
|
}
|
|
for (i = 0; i < 2; i++)
|
|
for (j = 0; j < 19; j++)
|
|
pp.mv_probs[i][j] = s->prob->mvc[i][j];
|
|
|
|
pp.bool_coder_ctx.range = s->coder_state_at_header_end.range;
|
|
pp.bool_coder_ctx.value = s->coder_state_at_header_end.value;
|
|
pp.bool_coder_ctx.count = s->coder_state_at_header_end.bit_count;
|
|
|
|
err = ff_vaapi_decode_make_param_buffer(avctx, pic,
|
|
VAPictureParameterBufferType,
|
|
&pp, sizeof(pp));
|
|
if (err < 0)
|
|
goto fail;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
for (j = 0; j < 8; j++) {
|
|
static const int coeff_bands_inverse[8] = {
|
|
0, 1, 2, 3, 5, 6, 4, 15
|
|
};
|
|
int coeff_pos = coeff_bands_inverse[j];
|
|
|
|
for (k = 0; k < 3; k++) {
|
|
memcpy(prob.dct_coeff_probs[i][j][k],
|
|
s->prob->token[i][coeff_pos][k], 11);
|
|
}
|
|
}
|
|
}
|
|
|
|
err = ff_vaapi_decode_make_param_buffer(avctx, pic,
|
|
VAProbabilityBufferType,
|
|
&prob, sizeof(prob));
|
|
if (err < 0)
|
|
goto fail;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
int base_qi = s->segmentation.base_quant[i];
|
|
if (!s->segmentation.absolute_vals)
|
|
base_qi += s->quant.yac_qi;
|
|
|
|
quant.quantization_index[i][0] = av_clip_uintp2(base_qi, 7);
|
|
quant.quantization_index[i][1] = av_clip_uintp2(base_qi + s->quant.ydc_delta, 7);
|
|
quant.quantization_index[i][2] = av_clip_uintp2(base_qi + s->quant.y2dc_delta, 7);
|
|
quant.quantization_index[i][3] = av_clip_uintp2(base_qi + s->quant.y2ac_delta, 7);
|
|
quant.quantization_index[i][4] = av_clip_uintp2(base_qi + s->quant.uvdc_delta, 7);
|
|
quant.quantization_index[i][5] = av_clip_uintp2(base_qi + s->quant.uvac_delta, 7);
|
|
}
|
|
|
|
err = ff_vaapi_decode_make_param_buffer(avctx, pic,
|
|
VAIQMatrixBufferType,
|
|
&quant, sizeof(quant));
|
|
if (err < 0)
|
|
goto fail;
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
ff_vaapi_decode_cancel(avctx, pic);
|
|
return err;
|
|
}
|
|
|
|
static int vaapi_vp8_end_frame(AVCodecContext *avctx)
|
|
{
|
|
const VP8Context *s = avctx->priv_data;
|
|
VAAPIDecodePicture *pic = s->framep[VP56_FRAME_CURRENT]->hwaccel_picture_private;
|
|
|
|
return ff_vaapi_decode_issue(avctx, pic);
|
|
}
|
|
|
|
static int vaapi_vp8_decode_slice(AVCodecContext *avctx,
|
|
const uint8_t *buffer,
|
|
uint32_t size)
|
|
{
|
|
const VP8Context *s = avctx->priv_data;
|
|
VAAPIDecodePicture *pic = s->framep[VP56_FRAME_CURRENT]->hwaccel_picture_private;
|
|
VASliceParameterBufferVP8 sp;
|
|
int err, i;
|
|
|
|
unsigned int header_size = 3 + 7 * s->keyframe;
|
|
const uint8_t *data = buffer + header_size;
|
|
unsigned int data_size = size - header_size;
|
|
|
|
sp = (VASliceParameterBufferVP8) {
|
|
.slice_data_size = data_size,
|
|
.slice_data_offset = 0,
|
|
.slice_data_flag = VA_SLICE_DATA_FLAG_ALL,
|
|
|
|
.macroblock_offset = (8 * (s->coder_state_at_header_end.input - data) -
|
|
s->coder_state_at_header_end.bit_count - 8),
|
|
.num_of_partitions = s->num_coeff_partitions + 1,
|
|
};
|
|
|
|
sp.partition_size[0] = s->header_partition_size - ((sp.macroblock_offset + 7) / 8);
|
|
for (i = 0; i < 8; i++)
|
|
sp.partition_size[i+1] = s->coeff_partition_size[i];
|
|
|
|
err = ff_vaapi_decode_make_slice_buffer(avctx, pic, &sp, sizeof(sp), data, data_size);
|
|
if (err)
|
|
goto fail;
|
|
|
|
return 0;
|
|
|
|
fail:
|
|
ff_vaapi_decode_cancel(avctx, pic);
|
|
return err;
|
|
}
|
|
|
|
const AVHWAccel ff_vp8_vaapi_hwaccel = {
|
|
.name = "vp8_vaapi",
|
|
.type = AVMEDIA_TYPE_VIDEO,
|
|
.id = AV_CODEC_ID_VP8,
|
|
.pix_fmt = AV_PIX_FMT_VAAPI,
|
|
.start_frame = &vaapi_vp8_start_frame,
|
|
.end_frame = &vaapi_vp8_end_frame,
|
|
.decode_slice = &vaapi_vp8_decode_slice,
|
|
.frame_priv_data_size = sizeof(VAAPIDecodePicture),
|
|
.init = &ff_vaapi_decode_init,
|
|
.uninit = &ff_vaapi_decode_uninit,
|
|
.frame_params = &ff_vaapi_common_frame_params,
|
|
.priv_data_size = sizeof(VAAPIDecodeContext),
|
|
.caps_internal = HWACCEL_CAP_ASYNC_SAFE,
|
|
};
|