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mpv/video/vdpau_mixer.c

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/*
* This file is part of mpv.
*
* Parts of video mixer creation code:
* Copyright (C) 2008 NVIDIA (Rajib Mahapatra <rmahapatra@nvidia.com>)
* Copyright (C) 2009 Uoti Urpala
*
* mpv 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.
*
* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#include <assert.h>
#include "vdpau_mixer.h"
static void free_mixed_frame(void *arg)
{
struct mp_vdpau_mixer_frame *frame = arg;
talloc_free(frame);
}
// This creates an image of format IMGFMT_VDPAU with a mp_vdpau_mixer_frame
// struct. Use mp_vdpau_mixed_frame_get() to retrieve the struct and to
// initialize it.
// "base" is used only to set parameters, no image data is referenced.
struct mp_image *mp_vdpau_mixed_frame_create(struct mp_image *base)
{
assert(base->imgfmt == IMGFMT_VDPAU);
struct mp_vdpau_mixer_frame *frame =
talloc_zero(NULL, struct mp_vdpau_mixer_frame);
for (int n = 0; n < MP_VDP_HISTORY_FRAMES; n++)
frame->past[n] = frame->future[n] = VDP_INVALID_HANDLE;
frame->current = VDP_INVALID_HANDLE;
frame->field = VDP_VIDEO_MIXER_PICTURE_STRUCTURE_FRAME;
struct mp_image *mpi = mp_image_new_custom_ref(base, frame, free_mixed_frame);
if (mpi) {
mpi->planes[2] = (void *)frame;
mpi->planes[3] = (void *)(uintptr_t)VDP_INVALID_HANDLE;
}
return mpi;
}
struct mp_vdpau_mixer_frame *mp_vdpau_mixed_frame_get(struct mp_image *mpi)
{
if (mpi->imgfmt != IMGFMT_VDPAU)
return NULL;
return (void *)mpi->planes[2];
}
struct mp_vdpau_mixer *mp_vdpau_mixer_create(struct mp_vdpau_ctx *vdp_ctx,
struct mp_log *log)
{
struct mp_vdpau_mixer *mixer = talloc_ptrtype(NULL, mixer);
*mixer = (struct mp_vdpau_mixer){
.ctx = vdp_ctx,
.log = log,
.video_mixer = VDP_INVALID_HANDLE,
.chroma_type = VDP_CHROMA_TYPE_420,
.video_eq = {
.capabilities = MP_CSP_EQ_CAPS_COLORMATRIX,
},
};
return mixer;
}
void mp_vdpau_mixer_destroy(struct mp_vdpau_mixer *mixer)
{
struct vdp_functions *vdp = &mixer->ctx->vdp;
VdpStatus vdp_st;
if (mixer->video_mixer != VDP_INVALID_HANDLE) {
vdp_st = vdp->video_mixer_destroy(mixer->video_mixer);
CHECK_VDP_WARNING(mixer, "Error when calling vdp_video_mixer_destroy");
}
talloc_free(mixer);
}
static bool opts_equal(const struct mp_vdpau_mixer_opts *a,
const struct mp_vdpau_mixer_opts *b)
{
return a->deint == b->deint && a->chroma_deint == b->chroma_deint &&
a->pullup == b->pullup && a->hqscaling == b->hqscaling &&
a->sharpen == b->sharpen && a->denoise == b->denoise;
}
static int set_video_attribute(struct mp_vdpau_mixer *mixer,
VdpVideoMixerAttribute attr,
const void *value, char *attr_name)
{
struct vdp_functions *vdp = &mixer->ctx->vdp;
VdpStatus vdp_st;
vdp_st = vdp->video_mixer_set_attribute_values(mixer->video_mixer, 1,
&attr, &value);
if (vdp_st != VDP_STATUS_OK) {
MP_ERR(mixer, "Error setting video mixer attribute %s: %s\n", attr_name,
vdp->get_error_string(vdp_st));
return -1;
}
return 0;
}
#define SET_VIDEO_ATTR(attr_name, attr_type, value) set_video_attribute(mixer, \
VDP_VIDEO_MIXER_ATTRIBUTE_ ## attr_name, &(attr_type){value},\
# attr_name)
static int create_vdp_mixer(struct mp_vdpau_mixer *mixer)
{
struct vdp_functions *vdp = &mixer->ctx->vdp;
VdpDevice vdp_device = mixer->ctx->vdp_device;
struct mp_vdpau_mixer_opts *opts = &mixer->opts;
#define VDP_NUM_MIXER_PARAMETER 3
#define MAX_NUM_FEATURES 6
int i;
VdpStatus vdp_st;
MP_VERBOSE(mixer, "Recreating vdpau video mixer.\n");
int feature_count = 0;
VdpVideoMixerFeature features[MAX_NUM_FEATURES];
VdpBool feature_enables[MAX_NUM_FEATURES];
static const VdpVideoMixerParameter parameters[VDP_NUM_MIXER_PARAMETER] = {
VDP_VIDEO_MIXER_PARAMETER_VIDEO_SURFACE_WIDTH,
VDP_VIDEO_MIXER_PARAMETER_VIDEO_SURFACE_HEIGHT,
VDP_VIDEO_MIXER_PARAMETER_CHROMA_TYPE,
};
const void *const parameter_values[VDP_NUM_MIXER_PARAMETER] = {
&(uint32_t){mixer->image_params.w},
&(uint32_t){mixer->image_params.h},
&(VdpChromaType){mixer->chroma_type},
};
if (opts->deint >= 3)
features[feature_count++] = VDP_VIDEO_MIXER_FEATURE_DEINTERLACE_TEMPORAL;
if (opts->deint == 4)
features[feature_count++] =
VDP_VIDEO_MIXER_FEATURE_DEINTERLACE_TEMPORAL_SPATIAL;
if (opts->pullup)
features[feature_count++] = VDP_VIDEO_MIXER_FEATURE_INVERSE_TELECINE;
if (opts->denoise)
features[feature_count++] = VDP_VIDEO_MIXER_FEATURE_NOISE_REDUCTION;
if (opts->sharpen)
features[feature_count++] = VDP_VIDEO_MIXER_FEATURE_SHARPNESS;
if (opts->hqscaling) {
VdpVideoMixerFeature hqscaling_feature =
VDP_VIDEO_MIXER_FEATURE_HIGH_QUALITY_SCALING_L1 + opts->hqscaling - 1;
VdpBool hqscaling_available;
vdp_st = vdp->video_mixer_query_feature_support(vdp_device,
hqscaling_feature,
&hqscaling_available);
CHECK_VDP_ERROR(mixer, "Error when calling video_mixer_query_feature_support");
if (hqscaling_available) {
features[feature_count++] = hqscaling_feature;
} else {
MP_ERR(mixer, "Your hardware or VDPAU library does not support "
"requested hqscaling.\n");
}
}
vdp_st = vdp->video_mixer_create(vdp_device, feature_count, features,
VDP_NUM_MIXER_PARAMETER,
parameters, parameter_values,
&mixer->video_mixer);
if (vdp_st != VDP_STATUS_OK)
mixer->video_mixer = VDP_INVALID_HANDLE;
CHECK_VDP_ERROR(mixer, "Error when calling vdp_video_mixer_create");
mixer->initialized = true;
for (i = 0; i < feature_count; i++)
feature_enables[i] = VDP_TRUE;
if (feature_count) {
vdp_st = vdp->video_mixer_set_feature_enables(mixer->video_mixer,
feature_count, features,
feature_enables);
CHECK_VDP_WARNING(mixer, "Error calling vdp_video_mixer_set_feature_enables");
}
if (opts->denoise)
SET_VIDEO_ATTR(NOISE_REDUCTION_LEVEL, float, opts->denoise);
if (opts->sharpen)
SET_VIDEO_ATTR(SHARPNESS_LEVEL, float, opts->sharpen);
if (!opts->chroma_deint)
SET_VIDEO_ATTR(SKIP_CHROMA_DEINTERLACE, uint8_t, 1);
struct mp_cmat yuv2rgb;
VdpCSCMatrix matrix;
struct mp_csp_params cparams = MP_CSP_PARAMS_DEFAULTS;
mp_csp_set_image_params(&cparams, &mixer->image_params);
mp_csp_copy_equalizer_values(&cparams, &mixer->video_eq);
mp_get_yuv2rgb_coeffs(&cparams, &yuv2rgb);
for (int r = 0; r < 3; r++) {
for (int c = 0; c < 3; c++)
matrix[r][c] = yuv2rgb.m[r][c];
matrix[r][3] = yuv2rgb.c[r];
}
set_video_attribute(mixer, VDP_VIDEO_MIXER_ATTRIBUTE_CSC_MATRIX,
&matrix, "CSC matrix");
return 0;
}
// If opts is NULL, use the opts as implied by the video image.
int mp_vdpau_mixer_render(struct mp_vdpau_mixer *mixer,
struct mp_vdpau_mixer_opts *opts,
VdpOutputSurface output, VdpRect *output_rect,
struct mp_image *video, VdpRect *video_rect)
{
struct vdp_functions *vdp = &mixer->ctx->vdp;
VdpStatus vdp_st;
if (video->imgfmt == IMGFMT_VDPAU_OUTPUT) {
VdpOutputSurface surface = (uintptr_t)video->planes[3];
int flags = VDP_OUTPUT_SURFACE_RENDER_ROTATE_0;
vdp_st = vdp->output_surface_render_output_surface(output,
output_rect,
surface,
video_rect,
NULL, NULL, flags);
CHECK_VDP_WARNING(mixer, "Error when calling "
"vdp_output_surface_render_output_surface");
return 0;
}
if (video->imgfmt != IMGFMT_VDPAU)
return -1;
struct mp_vdpau_mixer_frame *frame = mp_vdpau_mixed_frame_get(video);
struct mp_vdpau_mixer_frame fallback = {{0}};
if (!frame) {
frame = &fallback;
frame->current = (uintptr_t)video->planes[3];
for (int n = 0; n < MP_VDP_HISTORY_FRAMES; n++)
frame->past[n] = frame->future[n] = VDP_INVALID_HANDLE;
frame->field = VDP_VIDEO_MIXER_PICTURE_STRUCTURE_FRAME;
}
if (!opts)
opts = &frame->opts;
if (mixer->video_mixer == VDP_INVALID_HANDLE)
mixer->initialized = false;
if (!mixer->initialized || !opts_equal(opts, &mixer->opts) ||
!mp_image_params_equal(&video->params, &mixer->image_params))
{
mixer->opts = *opts;
mixer->image_params = video->params;
if (mixer->video_mixer != VDP_INVALID_HANDLE) {
vdp_st = vdp->video_mixer_destroy(mixer->video_mixer);
CHECK_VDP_WARNING(mixer, "Error when calling vdp_video_mixer_destroy");
}
mixer->video_mixer = VDP_INVALID_HANDLE;
mixer->initialized = false;
if (create_vdp_mixer(mixer) < 0)
return -1;
}
vdp_st = vdp->video_mixer_render(mixer->video_mixer, VDP_INVALID_HANDLE,
0, frame->field,
MP_VDP_HISTORY_FRAMES, frame->past,
frame->current,
MP_VDP_HISTORY_FRAMES, frame->future,
video_rect,
output, NULL, output_rect,
0, NULL);
CHECK_VDP_WARNING(mixer, "Error when calling vdp_video_mixer_render");
return 0;
}
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