1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
/*
* 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
*/
/**
* @file
* Super resolution video filter with AMF hardware acceleration
*/
#include <stdio.h>
#include <string.h>
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/time.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_amf.h"
#include "libavutil/hwcontext_amf_internal.h"
#include "AMF/components/HQScaler.h"
#include "AMF/components/ColorSpace.h"
#include "vf_amf_common.h"
#include "avfilter.h"
#include "avfilter_internal.h"
#include "formats.h"
#include "video.h"
#if CONFIG_DXVA2
#include <d3d9.h>
#endif
#if CONFIG_D3D11VA
#include <d3d11.h>
#endif
static int amf_filter_query_formats(AVFilterContext *avctx)
{
const enum AVPixelFormat *output_pix_fmts;
static const enum AVPixelFormat input_pix_fmts[] = {
AV_PIX_FMT_NV12,
AV_PIX_FMT_P010,
AV_PIX_FMT_BGRA,
AV_PIX_FMT_RGBA,
AV_PIX_FMT_AMF_SURFACE,
AV_PIX_FMT_RGBAF16,
AV_PIX_FMT_NONE,
};
static const enum AVPixelFormat output_pix_fmts_default[] = {
AV_PIX_FMT_NV12,
AV_PIX_FMT_P010,
AV_PIX_FMT_BGRA,
AV_PIX_FMT_RGBA,
AV_PIX_FMT_AMF_SURFACE,
AV_PIX_FMT_D3D11,
AV_PIX_FMT_DXVA2_VLD,
AV_PIX_FMT_RGBAF16,
AV_PIX_FMT_NONE,
};
output_pix_fmts = output_pix_fmts_default;
return amf_setup_input_output_formats(avctx, input_pix_fmts, output_pix_fmts);
}
static int amf_filter_config_output(AVFilterLink *outlink)
{
AVFilterContext *avctx = outlink->src;
AVFilterLink *inlink = avctx->inputs[0];
AMFFilterContext *ctx = avctx->priv;
AMFSize out_size;
int err;
AMF_RESULT res;
enum AVPixelFormat in_format;
err = amf_init_filter_config(outlink, &in_format);
if (err < 0)
return err;
// HQ scaler should be used for upscaling only
if (inlink->w > outlink->w || inlink->h > outlink->h) {
av_log(avctx, AV_LOG_ERROR, "AMF HQ scaler should be used for upscaling only.\n");
return AVERROR_UNKNOWN;
}
// FIXME: add checks whether we have HW context
res = ctx->amf_device_ctx->factory->pVtbl->CreateComponent(ctx->amf_device_ctx->factory, ctx->amf_device_ctx->context, AMFHQScaler, &ctx->component);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_FILTER_NOT_FOUND, "CreateComponent(%ls) failed with error %d\n", AMFHQScaler, res);
out_size.width = outlink->w;
out_size.height = outlink->h;
AMF_ASSIGN_PROPERTY_SIZE(res, ctx->component, AMF_HQ_SCALER_OUTPUT_SIZE, out_size);
AMF_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR_UNKNOWN, "AMFHQScaler-SetProperty() failed with error %d\n", res);
if (ctx->algorithm != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->component, AMF_HQ_SCALER_ALGORITHM, ctx->algorithm);
}
if (ctx->sharpness != -1) {
AMF_ASSIGN_PROPERTY_DOUBLE(res, ctx->component, AMF_HQ_SCALER_SHARPNESS, ctx->sharpness);
}
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->component, AMF_HQ_SCALER_FILL, ctx->fill);
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->component, AMF_HQ_SCALER_KEEP_ASPECT_RATIO, ctx->keep_ratio);
// Setup default options to skip color conversion
ctx->color_profile = AMF_VIDEO_CONVERTER_COLOR_PROFILE_UNKNOWN;
ctx->color_range = AMF_COLOR_RANGE_UNDEFINED;
ctx->primaries = AMF_COLOR_PRIMARIES_UNDEFINED;
ctx->trc = AMF_COLOR_TRANSFER_CHARACTERISTIC_UNDEFINED;
res = ctx->component->pVtbl->Init(ctx->component, av_av_to_amf_format(in_format), inlink->w, inlink->h);
AMF_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR_UNKNOWN, "AMFHQScaler-Init() failed with error %d\n", res);
return 0;
}
#define OFFSET(x) offsetof(AMFFilterContext, x)
#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
static const AVOption sr_amf_options[] = {
{ "w", "Output video width", OFFSET(w_expr), AV_OPT_TYPE_STRING, { .str = "iw" }, .flags = FLAGS },
{ "h", "Output video height", OFFSET(h_expr), AV_OPT_TYPE_STRING, { .str = "ih" }, .flags = FLAGS },
{ "format", "Output pixel format", OFFSET(format_str), AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS },
{ "sharpness", "Sharpness", OFFSET(sharpness), AV_OPT_TYPE_FLOAT, { .dbl = -1 }, -1, 2., FLAGS, "sharpness" },
{ "keep-ratio", "Keep aspect ratio", OFFSET(keep_ratio), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS, "keep_ration" },
{ "fill", "Fill", OFFSET(fill), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS, "fill" },
{ "algorithm", "Scaling algorithm", OFFSET(algorithm), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, AMF_HQ_SCALER_ALGORITHM_VIDEOSR1_1, FLAGS, "algorithm" },
{ "bilinear", "Bilinear", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_HQ_SCALER_ALGORITHM_BILINEAR }, 0, 0, FLAGS, "algorithm" },
{ "bicubic", "Bicubic", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_HQ_SCALER_ALGORITHM_BICUBIC }, 0, 0, FLAGS, "algorithm" },
{ "sr1-0", "Video SR1.0", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_HQ_SCALER_ALGORITHM_VIDEOSR1_0 }, 0, 0, FLAGS, "algorithm" },
{ "point", "Point", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_HQ_SCALER_ALGORITHM_POINT }, 0, 0, FLAGS, "algorithm" },
{ "sr1-1", "Video SR1.1", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_HQ_SCALER_ALGORITHM_VIDEOSR1_1 }, 0, 0, FLAGS, "algorithm" },
{ NULL },
};
AVFILTER_DEFINE_CLASS(sr_amf);
static const AVFilterPad amf_filter_inputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.filter_frame = amf_filter_filter_frame,
}
};
static const AVFilterPad amf_filter_outputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = amf_filter_config_output,
}
};
FFFilter ff_vf_sr_amf = {
.p.name = "sr_amf",
.p.description = NULL_IF_CONFIG_SMALL("AMF HQ video upscaling"),
.p.priv_class = &sr_amf_class,
.p.flags = AVFILTER_FLAG_HWDEVICE,
.priv_size = sizeof(AMFFilterContext),
.init = amf_filter_init,
.uninit = amf_filter_uninit,
FILTER_INPUTS(amf_filter_inputs),
FILTER_OUTPUTS(amf_filter_outputs),
FILTER_QUERY_FUNC(&amf_filter_query_formats),
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
};
|
