/*
* 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 <string.h>
#include "libavutil/avassert.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "vaapi_vpp.h"
// Denoise min/max/default Values
#define DENOISE_MIN 0
#define DENOISE_MAX 64
#define DENOISE_DEFAULT 0
// Sharpness min/max/default values
#define SHARPNESS_MIN 0
#define SHARPNESS_MAX 64
#define SHARPNESS_DEFAULT 44
typedef struct DenoiseVAAPIContext {
VAAPIVPPContext vpp_ctx; // must be the first field
int denoise; // enable denoise algo.
} DenoiseVAAPIContext;
typedef struct SharpnessVAAPIContext {
VAAPIVPPContext vpp_ctx; // must be the first field
int sharpness; // enable sharpness.
} SharpnessVAAPIContext;
static float map(int x, int in_min, int in_max, float out_min, float out_max)
{
double slope, output;
slope = 1.0 * (out_max - out_min) / (in_max - in_min);
output = out_min + slope * (x - in_min);
return (float)output;
}
static int denoise_vaapi_build_filter_params(AVFilterContext *avctx)
{
VAAPIVPPContext *vpp_ctx = avctx->priv;
DenoiseVAAPIContext *ctx = avctx->priv;
VAProcFilterCap caps;
VAStatus vas;
uint32_t num_caps = 1;
VAProcFilterParameterBuffer denoise;
vas = vaQueryVideoProcFilterCaps(vpp_ctx->hwctx->display, vpp_ctx->va_context,
VAProcFilterNoiseReduction,
&caps, &num_caps);
if (vas != VA_STATUS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to query denoise caps "
"context: %d (%s).\n", vas, vaErrorStr(vas));
return AVERROR(EIO);
}
denoise.type = VAProcFilterNoiseReduction;
denoise.value = map(ctx->denoise, DENOISE_MIN, DENOISE_MAX,
caps.range.min_value,
caps.range.max_value);
return ff_vaapi_vpp_make_param_buffers(avctx,
VAProcFilterParameterBufferType,
&denoise, sizeof(denoise), 1);
}
static int sharpness_vaapi_build_filter_params(AVFilterContext *avctx)
{
VAAPIVPPContext *vpp_ctx = avctx->priv;
SharpnessVAAPIContext *ctx = avctx->priv;
VAProcFilterCap caps;
VAStatus vas;
uint32_t num_caps = 1;
VAProcFilterParameterBuffer sharpness;
vas = vaQueryVideoProcFilterCaps(vpp_ctx->hwctx->display, vpp_ctx->va_context,
VAProcFilterSharpening,
&caps, &num_caps);
if (vas != VA_STATUS_SUCCESS) {
av_log(avctx, AV_LOG_ERROR, "Failed to query sharpness caps "
"context: %d (%s).\n", vas, vaErrorStr(vas));
return AVERROR(EIO);
}
sharpness.type = VAProcFilterSharpening;
sharpness.value = map(ctx->sharpness,
SHARPNESS_MIN, SHARPNESS_MAX,
caps.range.min_value,
caps.range.max_value);
return ff_vaapi_vpp_make_param_buffers(avctx,
VAProcFilterParameterBufferType,
&sharpness, sizeof(sharpness), 1);
}
static int misc_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
{
AVFilterContext *avctx = inlink->dst;
AVFilterLink *outlink = avctx->outputs[0];
VAAPIVPPContext *vpp_ctx = avctx->priv;
AVFrame *output_frame = NULL;
VAProcPipelineParameterBuffer params;
int err;
av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n",
av_get_pix_fmt_name(input_frame->format),
input_frame->width, input_frame->height, input_frame->pts);
if (vpp_ctx->va_context == VA_INVALID_ID)
return AVERROR(EINVAL);
output_frame = ff_get_video_buffer(outlink, vpp_ctx->output_width,
vpp_ctx->output_height);
if (!output_frame) {
err = AVERROR(ENOMEM);
goto fail;
}
err = av_frame_copy_props(output_frame, input_frame);
if (err < 0)
return err;
err = ff_vaapi_vpp_init_params(avctx, ¶ms,
input_frame, output_frame);
if (err < 0)
goto fail;
if (vpp_ctx->nb_filter_buffers) {
params.filters = &vpp_ctx->filter_buffers[0];
params.num_filters = vpp_ctx->nb_filter_buffers;
}
err = ff_vaapi_vpp_render_picture(avctx, ¶ms, output_frame);
if (err < 0)
goto fail;
av_frame_free(&input_frame);
av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u (%"PRId64").\n",
av_get_pix_fmt_name(output_frame->format),
output_frame->width, output_frame->height, output_frame->pts);
return ff_filter_frame(outlink, output_frame);
fail:
av_frame_free(&input_frame);
av_frame_free(&output_frame);
return err;
}
static av_cold int denoise_vaapi_init(AVFilterContext *avctx)
{
VAAPIVPPContext *vpp_ctx = avctx->priv;
ff_vaapi_vpp_ctx_init(avctx);
vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit;
vpp_ctx->build_filter_params = denoise_vaapi_build_filter_params;
vpp_ctx->output_format = AV_PIX_FMT_NONE;
return 0;
}
static av_cold int sharpness_vaapi_init(AVFilterContext *avctx)
{
VAAPIVPPContext *vpp_ctx = avctx->priv;
ff_vaapi_vpp_ctx_init(avctx);
vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit;
vpp_ctx->build_filter_params = sharpness_vaapi_build_filter_params;
vpp_ctx->output_format = AV_PIX_FMT_NONE;
return 0;
}
#define DOFFSET(x) offsetof(DenoiseVAAPIContext, x)
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
static const AVOption denoise_vaapi_options[] = {
{ "denoise", "denoise level",
DOFFSET(denoise), AV_OPT_TYPE_INT, { .i64 = DENOISE_DEFAULT }, DENOISE_MIN, DENOISE_MAX, .flags = FLAGS },
{ NULL },
};
#define SOFFSET(x) offsetof(SharpnessVAAPIContext, x)
static const AVOption sharpness_vaapi_options[] = {
{ "sharpness", "sharpness level",
SOFFSET(sharpness), AV_OPT_TYPE_INT, { .i64 = SHARPNESS_DEFAULT }, SHARPNESS_MIN, SHARPNESS_MAX, .flags = FLAGS },
{ NULL },
};
AVFILTER_DEFINE_CLASS(denoise_vaapi);
AVFILTER_DEFINE_CLASS(sharpness_vaapi);
static const AVFilterPad misc_vaapi_inputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.filter_frame = &misc_vaapi_filter_frame,
.config_props = &ff_vaapi_vpp_config_input,
},
{ NULL }
};
static const AVFilterPad misc_vaapi_outputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = &ff_vaapi_vpp_config_output,
},
{ NULL }
};
AVFilter ff_vf_denoise_vaapi = {
.name = "denoise_vaapi",
.description = NULL_IF_CONFIG_SMALL("VAAPI VPP for de-noise"),
.priv_size = sizeof(DenoiseVAAPIContext),
.init = &denoise_vaapi_init,
.uninit = &ff_vaapi_vpp_ctx_uninit,
.query_formats = &ff_vaapi_vpp_query_formats,
.inputs = misc_vaapi_inputs,
.outputs = misc_vaapi_outputs,
.priv_class = &denoise_vaapi_class,
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
};
AVFilter ff_vf_sharpness_vaapi = {
.name = "sharpness_vaapi",
.description = NULL_IF_CONFIG_SMALL("VAAPI VPP for sharpness"),
.priv_size = sizeof(SharpnessVAAPIContext),
.init = &sharpness_vaapi_init,
.uninit = &ff_vaapi_vpp_ctx_uninit,
.query_formats = &ff_vaapi_vpp_query_formats,
.inputs = misc_vaapi_inputs,
.outputs = misc_vaapi_outputs,
.priv_class = &sharpness_vaapi_class,
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
};