FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavfilter/vf_procamp_vaapi.c
Date: 2022-12-05 03:11:11
Exec Total Coverage
Lines: 0 73 0.0%
Functions: 0 4 0.0%
Branches: 0 12 0.0%

Line Branch Exec Source
1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18 #include <string.h>
19
20 #include "libavutil/opt.h"
21 #include "libavutil/pixdesc.h"
22
23 #include "avfilter.h"
24 #include "formats.h"
25 #include "internal.h"
26 #include "vaapi_vpp.h"
27
28 // ProcAmp Min/Max/Default Values
29 #define BRIGHTNESS_MIN -100.0F
30 #define BRIGHTNESS_MAX 100.0F
31 #define BRIGHTNESS_DEFAULT 0.0F
32
33 #define CONTRAST_MIN 0.0F
34 #define CONTRAST_MAX 10.0F
35 #define CONTRAST_DEFAULT 1.0F
36
37 #define HUE_MIN -180.0F
38 #define HUE_MAX 180.0F
39 #define HUE_DEFAULT 0.0F
40
41 #define SATURATION_MIN 0.0F
42 #define SATURATION_MAX 10.0F
43 #define SATURATION_DEFAULT 1.0F
44
45 typedef struct ProcampVAAPIContext {
46 VAAPIVPPContext vpp_ctx; // must be the first field
47
48 float bright;
49 float hue;
50 float saturation;
51 float contrast;
52 } ProcampVAAPIContext;
53
54 static float map(float x, float in_min, float in_max, float out_min, float out_max)
55 {
56 double slope, output;
57
58 slope = 1.0 * (out_max - out_min) / (in_max - in_min);
59 output = out_min + slope * (x - in_min);
60
61 return (float)output;
62 }
63
64 static int procamp_vaapi_build_filter_params(AVFilterContext *avctx)
65 {
66 VAAPIVPPContext *vpp_ctx = avctx->priv;
67 ProcampVAAPIContext *ctx = avctx->priv;
68 VAStatus vas;
69 VAProcFilterParameterBufferColorBalance procamp_params[4];
70 VAProcFilterCapColorBalance procamp_caps[VAProcColorBalanceCount];
71 int num_caps;
72 int i = 0;
73
74 memset(&procamp_params, 0, sizeof(procamp_params));
75 memset(&procamp_caps, 0, sizeof(procamp_caps));
76
77 num_caps = VAProcColorBalanceCount;
78 vas = vaQueryVideoProcFilterCaps(vpp_ctx->hwctx->display, vpp_ctx->va_context,
79 VAProcFilterColorBalance, &procamp_caps, &num_caps);
80
81 if (vas != VA_STATUS_SUCCESS) {
82 av_log(avctx, AV_LOG_ERROR, "Failed to query procamp "
83 "filter caps: %d (%s).\n", vas, vaErrorStr(vas));
84 return AVERROR(EIO);
85 }
86
87 /* brightness */
88 procamp_params[i].type = VAProcFilterColorBalance;
89 procamp_params[i].attrib = VAProcColorBalanceBrightness;
90 procamp_params[i].value = map(ctx->bright, BRIGHTNESS_MIN, BRIGHTNESS_MAX,
91 procamp_caps[VAProcColorBalanceBrightness-1].range.min_value,
92 procamp_caps[VAProcColorBalanceBrightness-1].range.max_value);
93 i++;
94
95 /* contrast */
96 procamp_params[i].type = VAProcFilterColorBalance;
97 procamp_params[i].attrib = VAProcColorBalanceContrast;
98 procamp_params[i].value = map(ctx->contrast, CONTRAST_MIN, CONTRAST_MAX,
99 procamp_caps[VAProcColorBalanceContrast-1].range.min_value,
100 procamp_caps[VAProcColorBalanceContrast-1].range.max_value);
101 i++;
102
103 /* hue */
104 procamp_params[i].type = VAProcFilterColorBalance;
105 procamp_params[i].attrib = VAProcColorBalanceHue;
106 procamp_params[i].value = map(ctx->hue, HUE_MIN, HUE_MAX,
107 procamp_caps[VAProcColorBalanceHue-1].range.min_value,
108 procamp_caps[VAProcColorBalanceHue-1].range.max_value);
109 i++;
110
111 /* saturation */
112 procamp_params[i].type = VAProcFilterColorBalance;
113 procamp_params[i].attrib = VAProcColorBalanceSaturation;
114 procamp_params[i].value = map(ctx->saturation, SATURATION_MIN, SATURATION_MAX,
115 procamp_caps[VAProcColorBalanceSaturation-1].range.min_value,
116 procamp_caps[VAProcColorBalanceSaturation-1].range.max_value);
117 i++;
118
119 return ff_vaapi_vpp_make_param_buffers(avctx,
120 VAProcFilterParameterBufferType,
121 &procamp_params,
122 sizeof(procamp_params[0]),
123 i);
124 }
125
126 static int procamp_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
127 {
128 AVFilterContext *avctx = inlink->dst;
129 AVFilterLink *outlink = avctx->outputs[0];
130 VAAPIVPPContext *vpp_ctx = avctx->priv;
131 AVFrame *output_frame = NULL;
132 VAProcPipelineParameterBuffer params;
133 int err;
134
135 av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n",
136 av_get_pix_fmt_name(input_frame->format),
137 input_frame->width, input_frame->height, input_frame->pts);
138
139 if (vpp_ctx->va_context == VA_INVALID_ID)
140 return AVERROR(EINVAL);
141
142 output_frame = ff_get_video_buffer(outlink, vpp_ctx->output_width,
143 vpp_ctx->output_height);
144 if (!output_frame) {
145 err = AVERROR(ENOMEM);
146 goto fail;
147 }
148
149 err = av_frame_copy_props(output_frame, input_frame);
150 if (err < 0)
151 goto fail;
152
153 err = ff_vaapi_vpp_init_params(avctx, &params,
154 input_frame, output_frame);
155 if (err < 0)
156 goto fail;
157
158 params.filters = &vpp_ctx->filter_buffers[0];
159 params.num_filters = 1;
160
161 err = ff_vaapi_vpp_render_picture(avctx, &params, output_frame);
162 if (err < 0)
163 goto fail;
164
165 av_frame_free(&input_frame);
166
167 av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u (%"PRId64").\n",
168 av_get_pix_fmt_name(output_frame->format),
169 output_frame->width, output_frame->height, output_frame->pts);
170
171 return ff_filter_frame(outlink, output_frame);
172
173 fail:
174 av_frame_free(&input_frame);
175 av_frame_free(&output_frame);
176 return err;
177 }
178
179 static av_cold int procamp_vaapi_init(AVFilterContext *avctx)
180 {
181 VAAPIVPPContext *vpp_ctx = avctx->priv;
182
183 ff_vaapi_vpp_ctx_init(avctx);
184 vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit;
185 vpp_ctx->build_filter_params = procamp_vaapi_build_filter_params;
186 vpp_ctx->output_format = AV_PIX_FMT_NONE;
187
188 return 0;
189 }
190
191 #define OFFSET(x) offsetof(ProcampVAAPIContext, x)
192 #define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
193 static const AVOption procamp_vaapi_options[] = {
194 { "b", "Output video brightness",
195 OFFSET(bright), AV_OPT_TYPE_FLOAT, { .dbl = BRIGHTNESS_DEFAULT }, BRIGHTNESS_MIN, BRIGHTNESS_MAX, .flags = FLAGS },
196 { "brightness", "Output video brightness",
197 OFFSET(bright), AV_OPT_TYPE_FLOAT, { .dbl = BRIGHTNESS_DEFAULT }, BRIGHTNESS_MIN, BRIGHTNESS_MAX, .flags = FLAGS },
198 { "s", "Output video saturation",
199 OFFSET(saturation), AV_OPT_TYPE_FLOAT, { .dbl = SATURATION_DEFAULT }, SATURATION_MIN, SATURATION_MAX, .flags = FLAGS },
200 { "saturatio", "Output video saturation",
201 OFFSET(saturation), AV_OPT_TYPE_FLOAT, { .dbl = SATURATION_DEFAULT }, SATURATION_MIN, SATURATION_MAX, .flags = FLAGS },
202 { "c", "Output video contrast",
203 OFFSET(contrast), AV_OPT_TYPE_FLOAT, { .dbl = CONTRAST_DEFAULT }, CONTRAST_MIN, CONTRAST_MAX, .flags = FLAGS },
204 { "contrast", "Output video contrast",
205 OFFSET(contrast), AV_OPT_TYPE_FLOAT, { .dbl = CONTRAST_DEFAULT }, CONTRAST_MIN, CONTRAST_MAX, .flags = FLAGS },
206 { "h", "Output video hue",
207 OFFSET(hue), AV_OPT_TYPE_FLOAT, { .dbl = HUE_DEFAULT }, HUE_MIN, HUE_MAX, .flags = FLAGS },
208 { "hue", "Output video hue",
209 OFFSET(hue), AV_OPT_TYPE_FLOAT, { .dbl = HUE_DEFAULT }, HUE_MIN, HUE_MAX, .flags = FLAGS },
210 { NULL },
211 };
212
213 AVFILTER_DEFINE_CLASS(procamp_vaapi);
214
215 static const AVFilterPad procamp_vaapi_inputs[] = {
216 {
217 .name = "default",
218 .type = AVMEDIA_TYPE_VIDEO,
219 .filter_frame = &procamp_vaapi_filter_frame,
220 .config_props = &ff_vaapi_vpp_config_input,
221 },
222 };
223
224 static const AVFilterPad procamp_vaapi_outputs[] = {
225 {
226 .name = "default",
227 .type = AVMEDIA_TYPE_VIDEO,
228 .config_props = &ff_vaapi_vpp_config_output,
229 },
230 };
231
232 const AVFilter ff_vf_procamp_vaapi = {
233 .name = "procamp_vaapi",
234 .description = NULL_IF_CONFIG_SMALL("ProcAmp (color balance) adjustments for hue, saturation, brightness, contrast"),
235 .priv_size = sizeof(ProcampVAAPIContext),
236 .init = &procamp_vaapi_init,
237 .uninit = &ff_vaapi_vpp_ctx_uninit,
238 FILTER_INPUTS(procamp_vaapi_inputs),
239 FILTER_OUTPUTS(procamp_vaapi_outputs),
240 FILTER_QUERY_FUNC(&ff_vaapi_vpp_query_formats),
241 .priv_class = &procamp_vaapi_class,
242 .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
243 };
244