FFmpeg coverage

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
19			#include <string.h>
20
21			#include "libavutil/opt.h"
22			#include "libavutil/pixdesc.h"
23
24			#include "avfilter.h"
25			#include "filters.h"
26			#include "scale_eval.h"
27			#include "video.h"
28			#include "vaapi_vpp.h"
29
30			typedef struct ScaleVAAPIContext {
31			VAAPIVPPContext vpp_ctx; // must be the first field
32
33			char *output_format_string;
34
35			int mode;
36
37			char *w_expr; // width expression string
38			char *h_expr; // height expression string
39
40			int force_original_aspect_ratio;
41			int force_divisible_by;
42			int reset_sar;
43
44			char *colour_primaries_string;
45			char *colour_transfer_string;
46			char *colour_matrix_string;
47			int colour_range;
48			char *chroma_location_string;
49
50			enum AVColorPrimaries colour_primaries;
51			enum AVColorTransferCharacteristic colour_transfer;
52			enum AVColorSpace colour_matrix;
53			enum AVChromaLocation chroma_location;
54			} ScaleVAAPIContext;
55
56		✗	static const char *scale_vaapi_mode_name(int mode)
57			{
58		✗	switch (mode) {
59			#define D(name) case VA_FILTER_SCALING_ ## name: return #name
60		✗	D(DEFAULT);
61		✗	D(FAST);
62		✗	D(HQ);
63		✗	D(NL_ANAMORPHIC);
64			#undef D
65		✗	default:
66		✗	return "Invalid";
67			}
68			}
69
70
71		✗	static int scale_vaapi_config_output(AVFilterLink *outlink)
72			{
73		✗	AVFilterLink *inlink = outlink->src->inputs[0];
74		✗	AVFilterContext *avctx = outlink->src;
75		✗	VAAPIVPPContext *vpp_ctx = avctx->priv;
76		✗	ScaleVAAPIContext *ctx = avctx->priv;
77		✗	double w_adj = 1.0;
78			int err;
79
80		✗	if ((err = ff_scale_eval_dimensions(ctx,
81		✗	ctx->w_expr, ctx->h_expr,
82			inlink, outlink,
83			&vpp_ctx->output_width, &vpp_ctx->output_height)) < 0)
84		✗	return err;
85
86		✗	if (ctx->reset_sar)
87		✗	w_adj = inlink->sample_aspect_ratio.num ?
88		✗	(double)inlink->sample_aspect_ratio.num / inlink->sample_aspect_ratio.den : 1;
89
90		✗	ff_scale_adjust_dimensions(inlink, &vpp_ctx->output_width, &vpp_ctx->output_height,
91			ctx->force_original_aspect_ratio, ctx->force_divisible_by, w_adj);
92
93		✗	if (inlink->w == vpp_ctx->output_width && inlink->h == vpp_ctx->output_height &&
94		✗	(vpp_ctx->input_frames->sw_format == vpp_ctx->output_format ||
95		✗	vpp_ctx->output_format == AV_PIX_FMT_NONE) &&
96		✗	ctx->colour_primaries == AVCOL_PRI_UNSPECIFIED &&
97		✗	ctx->colour_transfer == AVCOL_TRC_UNSPECIFIED &&
98		✗	ctx->colour_matrix == AVCOL_SPC_UNSPECIFIED &&
99		✗	ctx->colour_range == AVCOL_RANGE_UNSPECIFIED &&
100		✗	ctx->chroma_location == AVCHROMA_LOC_UNSPECIFIED)
101		✗	vpp_ctx->passthrough = 1;
102
103		✗	err = ff_vaapi_vpp_config_output(outlink);
104		✗	if (err < 0)
105		✗	return err;
106
107		✗	if (ctx->reset_sar)
108		✗	outlink->sample_aspect_ratio = (AVRational){1, 1};
109		✗	else if (inlink->sample_aspect_ratio.num)
110		✗	outlink->sample_aspect_ratio = av_mul_q((AVRational){outlink->h * inlink->w, outlink->w * inlink->h}, inlink->sample_aspect_ratio);
111			else
112		✗	outlink->sample_aspect_ratio = inlink->sample_aspect_ratio;
113
114		✗	return 0;
115			}
116
117		✗	static int scale_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
118			{
119		✗	AVFilterContext *avctx = inlink->dst;
120		✗	AVFilterLink *outlink = avctx->outputs[0];
121		✗	VAAPIVPPContext *vpp_ctx = avctx->priv;
122		✗	ScaleVAAPIContext *ctx = avctx->priv;
123		✗	AVFrame *output_frame = NULL;
124			VAProcPipelineParameterBuffer params;
125			int err;
126
127		✗	av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n",
128		✗	av_get_pix_fmt_name(input_frame->format),
129		✗	input_frame->width, input_frame->height, input_frame->pts);
130
131		✗	if (vpp_ctx->passthrough)
132		✗	return ff_filter_frame(outlink, input_frame);
133
134		✗	if (vpp_ctx->va_context == VA_INVALID_ID)
135		✗	return AVERROR(EINVAL);
136
137		✗	output_frame = ff_get_video_buffer(outlink, vpp_ctx->output_width,
138			vpp_ctx->output_height);
139		✗	if (!output_frame) {
140		✗	err = AVERROR(ENOMEM);
141		✗	goto fail;
142			}
143
144		✗	err = av_frame_copy_props(output_frame, input_frame);
145		✗	if (err < 0)
146		✗	goto fail;
147
148		✗	if (output_frame->width != input_frame->width || output_frame->height != input_frame->height) {
149		✗	av_frame_side_data_remove_by_props(&output_frame->side_data,
150		✗	&output_frame->nb_side_data,
151			AV_SIDE_DATA_PROP_SIZE_DEPENDENT);
152			}
153
154		✗	if (ctx->colour_primaries != AVCOL_PRI_UNSPECIFIED)
155		✗	output_frame->color_primaries = ctx->colour_primaries;
156		✗	if (ctx->colour_transfer != AVCOL_TRC_UNSPECIFIED)
157		✗	output_frame->color_trc = ctx->colour_transfer;
158		✗	if (ctx->colour_matrix != AVCOL_SPC_UNSPECIFIED)
159		✗	output_frame->colorspace = ctx->colour_matrix;
160		✗	if (ctx->colour_range != AVCOL_RANGE_UNSPECIFIED)
161		✗	output_frame->color_range = ctx->colour_range;
162		✗	if (ctx->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
163		✗	output_frame->chroma_location = ctx->chroma_location;
164
165		✗	err = ff_vaapi_vpp_init_params(avctx, &params,
166			input_frame, output_frame);
167		✗	if (err < 0)
168		✗	goto fail;
169
170		✗	params.filter_flags |= ctx->mode;
171
172		✗	err = ff_vaapi_vpp_render_picture(avctx, &params, output_frame);
173		✗	if (err < 0)
174		✗	goto fail;
175
176		✗	av_frame_free(&input_frame);
177
178		✗	av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u (%"PRId64"), mode: %s.\n",
179		✗	av_get_pix_fmt_name(output_frame->format),
180		✗	output_frame->width, output_frame->height, output_frame->pts,
181			scale_vaapi_mode_name(ctx->mode));
182
183		✗	return ff_filter_frame(outlink, output_frame);
184
185		✗	fail:
186		✗	av_frame_free(&input_frame);
187		✗	av_frame_free(&output_frame);
188		✗	return err;
189			}
190
191		✗	static av_cold int scale_vaapi_init(AVFilterContext *avctx)
192			{
193		✗	VAAPIVPPContext *vpp_ctx = avctx->priv;
194		✗	ScaleVAAPIContext *ctx = avctx->priv;
195
196		✗	ff_vaapi_vpp_ctx_init(avctx);
197		✗	vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit;
198
199		✗	if (ctx->output_format_string) {
200		✗	vpp_ctx->output_format = av_get_pix_fmt(ctx->output_format_string);
201		✗	if (vpp_ctx->output_format == AV_PIX_FMT_NONE) {
202		✗	av_log(avctx, AV_LOG_ERROR, "Invalid output format.\n");
203		✗	return AVERROR(EINVAL);
204			}
205			} else {
206			// Use the input format once that is configured.
207		✗	vpp_ctx->output_format = AV_PIX_FMT_NONE;
208			}
209
210			#define STRING_OPTION(var_name, func_name, default_value) do { \
211			if (ctx->var_name ## _string) { \
212			int var = av_ ## func_name ## _from_name(ctx->var_name ## _string); \
213			if (var < 0) { \
214			av_log(avctx, AV_LOG_ERROR, "Invalid %s.\n", #var_name); \
215			return AVERROR(EINVAL); \
216			} \
217			ctx->var_name = var; \
218			} else { \
219			ctx->var_name = default_value; \
220			} \
221			} while (0)
222
223		✗	STRING_OPTION(colour_primaries, color_primaries, AVCOL_PRI_UNSPECIFIED);
224		✗	STRING_OPTION(colour_transfer, color_transfer, AVCOL_TRC_UNSPECIFIED);
225		✗	STRING_OPTION(colour_matrix, color_space, AVCOL_SPC_UNSPECIFIED);
226		✗	STRING_OPTION(chroma_location, chroma_location, AVCHROMA_LOC_UNSPECIFIED);
227
228		✗	return 0;
229			}
230
231			#define OFFSET(x) offsetof(ScaleVAAPIContext, x)
232			#define FLAGS (AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM)
233			static const AVOption scale_vaapi_options[] = {
234			{ "w", "Output video width",
235			OFFSET(w_expr), AV_OPT_TYPE_STRING, {.str = "iw"}, .flags = FLAGS },
236			{ "h", "Output video height",
237			OFFSET(h_expr), AV_OPT_TYPE_STRING, {.str = "ih"}, .flags = FLAGS },
238			{ "format", "Output video format (software format of hardware frames)",
239			OFFSET(output_format_string), AV_OPT_TYPE_STRING, .flags = FLAGS },
240			{ "mode", "Scaling mode",
241			OFFSET(mode), AV_OPT_TYPE_INT, { .i64 = VA_FILTER_SCALING_HQ },
242			0, VA_FILTER_SCALING_NL_ANAMORPHIC, FLAGS, .unit = "mode" },
243			{ "default", "Use the default (depend on the driver) scaling algorithm",
244			0, AV_OPT_TYPE_CONST, { .i64 = VA_FILTER_SCALING_DEFAULT }, 0, 0, FLAGS, .unit = "mode" },
245			{ "fast", "Use fast scaling algorithm",
246			0, AV_OPT_TYPE_CONST, { .i64 = VA_FILTER_SCALING_FAST }, 0, 0, FLAGS, .unit = "mode" },
247			{ "hq", "Use high quality scaling algorithm",
248			0, AV_OPT_TYPE_CONST, { .i64 = VA_FILTER_SCALING_HQ }, 0, 0, FLAGS, .unit = "mode" },
249			{ "nl_anamorphic", "Use nolinear anamorphic scaling algorithm",
250			0, AV_OPT_TYPE_CONST, { .i64 = VA_FILTER_SCALING_NL_ANAMORPHIC }, 0, 0, FLAGS, .unit = "mode" },
251
252			// These colour properties match the ones of the same name in vf_scale.
253			{ "out_color_matrix", "Output colour matrix coefficient set",
254			OFFSET(colour_matrix_string), AV_OPT_TYPE_STRING, { .str = NULL }, .flags = FLAGS },
255			{ "out_range", "Output colour range",
256			OFFSET(colour_range), AV_OPT_TYPE_INT, { .i64 = AVCOL_RANGE_UNSPECIFIED },
257			AVCOL_RANGE_UNSPECIFIED, AVCOL_RANGE_JPEG, FLAGS, .unit = "range" },
258			{ "full", "Full range",
259			0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_JPEG }, 0, 0, FLAGS, .unit = "range" },
260			{ "limited", "Limited range",
261			0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_MPEG }, 0, 0, FLAGS, .unit = "range" },
262			{ "jpeg", "Full range",
263			0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_JPEG }, 0, 0, FLAGS, .unit = "range" },
264			{ "mpeg", "Limited range",
265			0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_MPEG }, 0, 0, FLAGS, .unit = "range" },
266			{ "tv", "Limited range",
267			0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_MPEG }, 0, 0, FLAGS, .unit = "range" },
268			{ "pc", "Full range",
269			0, AV_OPT_TYPE_CONST, { .i64 = AVCOL_RANGE_JPEG }, 0, 0, FLAGS, .unit = "range" },
270			// These colour properties are new here.
271			{ "out_color_primaries", "Output colour primaries",
272			OFFSET(colour_primaries_string), AV_OPT_TYPE_STRING,
273			{ .str = NULL }, .flags = FLAGS },
274			{ "out_color_transfer", "Output colour transfer characteristics",
275			OFFSET(colour_transfer_string), AV_OPT_TYPE_STRING,
276			{ .str = NULL }, .flags = FLAGS },
277			{ "out_chroma_location", "Output chroma sample location",
278			OFFSET(chroma_location_string), AV_OPT_TYPE_STRING,
279			{ .str = NULL }, .flags = FLAGS },
280			{ "force_original_aspect_ratio", "decrease or increase w/h if necessary to keep the original AR", OFFSET(force_original_aspect_ratio), AV_OPT_TYPE_INT, { .i64 = 0}, 0, SCALE_FORCE_OAR_NB-1, FLAGS, .unit = "force_oar" },
281			{ "disable", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = SCALE_FORCE_OAR_DISABLE }, 0, 0, FLAGS, .unit = "force_oar" },
282			{ "decrease", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = SCALE_FORCE_OAR_DECREASE }, 0, 0, FLAGS, .unit = "force_oar" },
283			{ "increase", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = SCALE_FORCE_OAR_INCREASE }, 0, 0, FLAGS, .unit = "force_oar" },
284			{ "force_divisible_by", "enforce that the output resolution is divisible by a defined integer when force_original_aspect_ratio is used", OFFSET(force_divisible_by), AV_OPT_TYPE_INT, { .i64 = 1}, 1, 256, FLAGS },
285			{ "reset_sar", "reset SAR to 1 and scale to square pixels if scaling proportionally", OFFSET(reset_sar), AV_OPT_TYPE_BOOL, { .i64 = 0}, 0, 1, FLAGS },
286
287			{ NULL },
288			};
289
290			AVFILTER_DEFINE_CLASS(scale_vaapi);
291
292			static const AVFilterPad scale_vaapi_inputs[] = {
293			{
294			.name = "default",
295			.type = AVMEDIA_TYPE_VIDEO,
296			.filter_frame = &scale_vaapi_filter_frame,
297			.config_props = &ff_vaapi_vpp_config_input,
298			},
299			};
300
301			static const AVFilterPad scale_vaapi_outputs[] = {
302			{
303			.name = "default",
304			.type = AVMEDIA_TYPE_VIDEO,
305			.config_props = &scale_vaapi_config_output,
306			},
307			};
308
309			const FFFilter ff_vf_scale_vaapi = {
310			.p.name = "scale_vaapi",
311			.p.description = NULL_IF_CONFIG_SMALL("Scale to/from VAAPI surfaces."),
312			.p.priv_class = &scale_vaapi_class,
313			.priv_size = sizeof(ScaleVAAPIContext),
314			.init = &scale_vaapi_init,
315			.uninit = &ff_vaapi_vpp_ctx_uninit,
316			FILTER_INPUTS(scale_vaapi_inputs),
317			FILTER_OUTPUTS(scale_vaapi_outputs),
318			FILTER_QUERY_FUNC2(&ff_vaapi_vpp_query_formats),
319			.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
320			};
321