FFmpeg coverage

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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/avassert.h"
22			#include "libavutil/pixdesc.h"
23			#include "formats.h"
24			#include "internal.h"
25			#include "vaapi_vpp.h"
26
27		✗	int ff_vaapi_vpp_query_formats(AVFilterContext *avctx)
28			{
29		✗	enum AVPixelFormat pix_fmts[] = {
30			AV_PIX_FMT_VAAPI, AV_PIX_FMT_NONE,
31			};
32			int err;
33
34		✗	if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
35		✗	&avctx->inputs[0]->outcfg.formats)) < 0)
36		✗	return err;
37		✗	if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
38		✗	&avctx->outputs[0]->incfg.formats)) < 0)
39		✗	return err;
40
41		✗	return 0;
42			}
43
44		✗	void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx)
45			{
46		✗	VAAPIVPPContext *ctx = avctx->priv;
47			int i;
48		✗	for (i = 0; i < ctx->nb_filter_buffers; i++) {
49		✗	if (ctx->filter_buffers[i] != VA_INVALID_ID) {
50		✗	vaDestroyBuffer(ctx->hwctx->display, ctx->filter_buffers[i]);
51		✗	ctx->filter_buffers[i] = VA_INVALID_ID;
52			}
53			}
54		✗	ctx->nb_filter_buffers = 0;
55
56		✗	if (ctx->va_context != VA_INVALID_ID) {
57		✗	vaDestroyContext(ctx->hwctx->display, ctx->va_context);
58		✗	ctx->va_context = VA_INVALID_ID;
59			}
60
61		✗	if (ctx->va_config != VA_INVALID_ID) {
62		✗	vaDestroyConfig(ctx->hwctx->display, ctx->va_config);
63		✗	ctx->va_config = VA_INVALID_ID;
64			}
65
66		✗	av_buffer_unref(&ctx->device_ref);
67		✗	ctx->hwctx = NULL;
68		✗	}
69
70		✗	int ff_vaapi_vpp_config_input(AVFilterLink *inlink)
71			{
72		✗	AVFilterContext *avctx = inlink->dst;
73		✗	VAAPIVPPContext *ctx = avctx->priv;
74
75		✗	if (ctx->pipeline_uninit)
76		✗	ctx->pipeline_uninit(avctx);
77
78		✗	if (!inlink->hw_frames_ctx) {
79		✗	av_log(avctx, AV_LOG_ERROR, "A hardware frames reference is "
80			"required to associate the processing device.\n");
81		✗	return AVERROR(EINVAL);
82			}
83
84		✗	ctx->input_frames_ref = av_buffer_ref(inlink->hw_frames_ctx);
85		✗	if (!ctx->input_frames_ref) {
86		✗	av_log(avctx, AV_LOG_ERROR, "A input frames reference create "
87			"failed.\n");
88		✗	return AVERROR(ENOMEM);
89			}
90		✗	ctx->input_frames = (AVHWFramesContext*)ctx->input_frames_ref->data;
91
92		✗	return 0;
93			}
94
95		✗	int ff_vaapi_vpp_config_output(AVFilterLink *outlink)
96			{
97		✗	AVFilterContext *avctx = outlink->src;
98		✗	AVFilterLink *inlink = avctx->inputs[0];
99		✗	VAAPIVPPContext *ctx = avctx->priv;
100		✗	AVVAAPIHWConfig *hwconfig = NULL;
101		✗	AVHWFramesConstraints *constraints = NULL;
102			AVHWFramesContext *output_frames;
103			AVVAAPIFramesContext *va_frames;
104			VAStatus vas;
105			int err, i;
106
107		✗	if (ctx->pipeline_uninit)
108		✗	ctx->pipeline_uninit(avctx);
109
110		✗	if (!ctx->output_width)
111		✗	ctx->output_width = avctx->inputs[0]->w;
112		✗	if (!ctx->output_height)
113		✗	ctx->output_height = avctx->inputs[0]->h;
114
115		✗	outlink->w = ctx->output_width;
116		✗	outlink->h = ctx->output_height;
117
118		✗	if (ctx->passthrough) {
119		✗	if (inlink->hw_frames_ctx)
120		✗	outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
121		✗	av_log(ctx, AV_LOG_VERBOSE, "Using VAAPI filter passthrough mode.\n");
122
123		✗	return 0;
124			}
125
126		✗	av_assert0(ctx->input_frames);
127		✗	ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref);
128		✗	if (!ctx->device_ref) {
129		✗	av_log(avctx, AV_LOG_ERROR, "A device reference create "
130			"failed.\n");
131		✗	return AVERROR(ENOMEM);
132			}
133		✗	ctx->hwctx = ((AVHWDeviceContext*)ctx->device_ref->data)->hwctx;
134
135		✗	av_assert0(ctx->va_config == VA_INVALID_ID);
136		✗	vas = vaCreateConfig(ctx->hwctx->display, VAProfileNone,
137			VAEntrypointVideoProc, NULL, 0, &ctx->va_config);
138		✗	if (vas != VA_STATUS_SUCCESS) {
139		✗	av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
140			"config: %d (%s).\n", vas, vaErrorStr(vas));
141		✗	err = AVERROR(EIO);
142		✗	goto fail;
143			}
144
145		✗	hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref);
146		✗	if (!hwconfig) {
147		✗	err = AVERROR(ENOMEM);
148		✗	goto fail;
149			}
150		✗	hwconfig->config_id = ctx->va_config;
151
152		✗	constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref,
153			hwconfig);
154		✗	if (!constraints) {
155		✗	err = AVERROR(ENOMEM);
156		✗	goto fail;
157			}
158
159		✗	if (ctx->output_format == AV_PIX_FMT_NONE)
160		✗	ctx->output_format = ctx->input_frames->sw_format;
161		✗	if (constraints->valid_sw_formats) {
162		✗	for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) {
163		✗	if (ctx->output_format == constraints->valid_sw_formats[i])
164		✗	break;
165			}
166		✗	if (constraints->valid_sw_formats[i] == AV_PIX_FMT_NONE) {
167		✗	av_log(avctx, AV_LOG_ERROR, "Hardware does not support output "
168			"format %s.\n", av_get_pix_fmt_name(ctx->output_format));
169		✗	err = AVERROR(EINVAL);
170		✗	goto fail;
171			}
172			}
173
174		✗	if (ctx->output_width < constraints->min_width ||
175		✗	ctx->output_height < constraints->min_height ||
176		✗	ctx->output_width > constraints->max_width ||
177		✗	ctx->output_height > constraints->max_height) {
178		✗	av_log(avctx, AV_LOG_ERROR, "Hardware does not support scaling to "
179			"size %dx%d (constraints: width %d-%d height %d-%d).\n",
180			ctx->output_width, ctx->output_height,
181		✗	constraints->min_width, constraints->max_width,
182		✗	constraints->min_height, constraints->max_height);
183		✗	err = AVERROR(EINVAL);
184		✗	goto fail;
185			}
186
187		✗	outlink->hw_frames_ctx = av_hwframe_ctx_alloc(ctx->device_ref);
188		✗	if (!outlink->hw_frames_ctx) {
189		✗	av_log(avctx, AV_LOG_ERROR, "Failed to create HW frame context "
190			"for output.\n");
191		✗	err = AVERROR(ENOMEM);
192		✗	goto fail;
193			}
194
195		✗	output_frames = (AVHWFramesContext*)outlink->hw_frames_ctx->data;
196
197		✗	output_frames->format = AV_PIX_FMT_VAAPI;
198		✗	output_frames->sw_format = ctx->output_format;
199		✗	output_frames->width = ctx->output_width;
200		✗	output_frames->height = ctx->output_height;
201
202		✗	output_frames->initial_pool_size = 4;
203
204		✗	err = ff_filter_init_hw_frames(avctx, outlink, 10);
205		✗	if (err < 0)
206		✗	goto fail;
207
208		✗	err = av_hwframe_ctx_init(outlink->hw_frames_ctx);
209		✗	if (err < 0) {
210		✗	av_log(avctx, AV_LOG_ERROR, "Failed to initialise VAAPI frame "
211			"context for output: %d\n", err);
212		✗	goto fail;
213			}
214
215		✗	va_frames = output_frames->hwctx;
216
217		✗	av_assert0(ctx->va_context == VA_INVALID_ID);
218		✗	vas = vaCreateContext(ctx->hwctx->display, ctx->va_config,
219			ctx->output_width, ctx->output_height,
220			VA_PROGRESSIVE,
221			va_frames->surface_ids, va_frames->nb_surfaces,
222			&ctx->va_context);
223		✗	if (vas != VA_STATUS_SUCCESS) {
224		✗	av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
225			"context: %d (%s).\n", vas, vaErrorStr(vas));
226		✗	return AVERROR(EIO);
227			}
228
229		✗	if (ctx->build_filter_params) {
230		✗	err = ctx->build_filter_params(avctx);
231		✗	if (err < 0)
232		✗	goto fail;
233			}
234
235		✗	av_freep(&hwconfig);
236		✗	av_hwframe_constraints_free(&constraints);
237		✗	return 0;
238
239		✗	fail:
240		✗	av_buffer_unref(&outlink->hw_frames_ctx);
241		✗	av_freep(&hwconfig);
242		✗	av_hwframe_constraints_free(&constraints);
243		✗	return err;
244			}
245
246			typedef struct VAAPIColourProperties {
247			VAProcColorStandardType va_color_standard;
248
249			enum AVColorPrimaries color_primaries;
250			enum AVColorTransferCharacteristic color_trc;
251			enum AVColorSpace colorspace;
252
253			uint8_t va_chroma_sample_location;
254			uint8_t va_color_range;
255
256			enum AVColorRange color_range;
257			enum AVChromaLocation chroma_sample_location;
258			} VAAPIColourProperties;
259
260			static const VAAPIColourProperties vaapi_colour_standard_map[] = {
261			{ VAProcColorStandardBT601, 5, 6, 5 },
262			{ VAProcColorStandardBT601, 6, 6, 6 },
263			{ VAProcColorStandardBT709, 1, 1, 1 },
264			{ VAProcColorStandardBT470M, 4, 4, 4 },
265			{ VAProcColorStandardBT470BG, 5, 5, 5 },
266			{ VAProcColorStandardSMPTE170M, 6, 6, 6 },
267			{ VAProcColorStandardSMPTE240M, 7, 7, 7 },
268			{ VAProcColorStandardGenericFilm, 8, 1, 1 },
269			#if VA_CHECK_VERSION(1, 1, 0)
270			{ VAProcColorStandardSRGB, 1, 13, 0 },
271			{ VAProcColorStandardXVYCC601, 1, 11, 5 },
272			{ VAProcColorStandardXVYCC709, 1, 11, 1 },
273			{ VAProcColorStandardBT2020, 9, 14, 9 },
274			#endif
275			};
276
277		✗	static void vaapi_vpp_fill_colour_standard(VAAPIColourProperties *props,
278			VAProcColorStandardType *vacs,
279			int nb_vacs)
280			{
281			const VAAPIColourProperties *t;
282			int i, j, score, best_score, worst_score;
283			VAProcColorStandardType best_standard;
284
285			#if VA_CHECK_VERSION(1, 3, 0)
286			// If the driver supports explicit use of the standard values then just
287			// use them and avoid doing any mapping. (The driver may not support
288			// some particular code point, but it still has enough information to
289			// make a better fallback choice than we do in that case.)
290		✗	for (i = 0; i < nb_vacs; i++) {
291		✗	if (vacs[i] == VAProcColorStandardExplicit) {
292		✗	props->va_color_standard = VAProcColorStandardExplicit;
293		✗	return;
294			}
295			}
296			#endif
297
298			// Give scores to the possible options and choose the lowest one.
299			// An exact match will score zero and therefore always be chosen, as
300			// will a partial match where all unmatched elements are explicitly
301			// unspecified. If no options match at all then just pass "none" to
302			// the driver and let it make its own choice.
303		✗	best_standard = VAProcColorStandardNone;
304		✗	best_score = -1;
305		✗	worst_score = 4 * (props->colorspace != AVCOL_SPC_UNSPECIFIED &&
306		✗	props->colorspace != AVCOL_SPC_RGB) +
307		✗	2 * (props->color_trc != AVCOL_TRC_UNSPECIFIED) +
308		✗	(props->color_primaries != AVCOL_PRI_UNSPECIFIED);
309
310		✗	if (worst_score == 0) {
311			// No properties are specified, so we aren't going to be able to
312			// make a useful choice.
313		✗	props->va_color_standard = VAProcColorStandardNone;
314		✗	return;
315			}
316
317		✗	for (i = 0; i < nb_vacs; i++) {
318		✗	for (j = 0; j < FF_ARRAY_ELEMS(vaapi_colour_standard_map); j++) {
319		✗	t = &vaapi_colour_standard_map[j];
320		✗	if (t->va_color_standard != vacs[i])
321		✗	continue;
322
323		✗	score = 0;
324		✗	if (props->colorspace != AVCOL_SPC_UNSPECIFIED &&
325		✗	props->colorspace != AVCOL_SPC_RGB)
326		✗	score += 4 * (props->colorspace != t->colorspace);
327		✗	if (props->color_trc != AVCOL_TRC_UNSPECIFIED)
328		✗	score += 2 * (props->color_trc != t->color_trc);
329		✗	if (props->color_primaries != AVCOL_PRI_UNSPECIFIED)
330		✗	score += (props->color_primaries != t->color_primaries);
331
332			// Only include choices which matched something.
333		✗	if (score < worst_score &&
334		✗	(best_score == -1 || score < best_score)) {
335		✗	best_score = score;
336		✗	best_standard = t->va_color_standard;
337			}
338			}
339			}
340		✗	props->va_color_standard = best_standard;
341			}
342
343		✗	static void vaapi_vpp_fill_chroma_sample_location(VAAPIColourProperties *props)
344			{
345			#if VA_CHECK_VERSION(1, 1, 0)
346			static const struct {
347			enum AVChromaLocation av;
348			uint8_t va;
349			} csl_map[] = {
350			{ AVCHROMA_LOC_UNSPECIFIED, VA_CHROMA_SITING_UNKNOWN },
351			{ AVCHROMA_LOC_LEFT, VA_CHROMA_SITING_VERTICAL_CENTER |
352			VA_CHROMA_SITING_HORIZONTAL_LEFT },
353			{ AVCHROMA_LOC_CENTER, VA_CHROMA_SITING_VERTICAL_CENTER |
354			VA_CHROMA_SITING_HORIZONTAL_CENTER },
355			{ AVCHROMA_LOC_TOPLEFT, VA_CHROMA_SITING_VERTICAL_TOP |
356			VA_CHROMA_SITING_HORIZONTAL_LEFT },
357			{ AVCHROMA_LOC_TOP, VA_CHROMA_SITING_VERTICAL_TOP |
358			VA_CHROMA_SITING_HORIZONTAL_CENTER },
359			{ AVCHROMA_LOC_BOTTOMLEFT, VA_CHROMA_SITING_VERTICAL_BOTTOM |
360			VA_CHROMA_SITING_HORIZONTAL_LEFT },
361			{ AVCHROMA_LOC_BOTTOM, VA_CHROMA_SITING_VERTICAL_BOTTOM |
362			VA_CHROMA_SITING_HORIZONTAL_CENTER },
363			};
364			int i;
365
366		✗	for (i = 0; i < FF_ARRAY_ELEMS(csl_map); i++) {
367		✗	if (props->chroma_sample_location == csl_map[i].av) {
368		✗	props->va_chroma_sample_location = csl_map[i].va;
369		✗	return;
370			}
371			}
372		✗	props->va_chroma_sample_location = VA_CHROMA_SITING_UNKNOWN;
373			#else
374			props->va_chroma_sample_location = 0;
375			#endif
376			}
377
378		✗	static void vaapi_vpp_fill_colour_range(VAAPIColourProperties *props)
379			{
380			#if VA_CHECK_VERSION(1, 1, 0)
381		✗	switch (props->color_range) {
382		✗	case AVCOL_RANGE_MPEG:
383		✗	props->va_color_range = VA_SOURCE_RANGE_REDUCED;
384		✗	break;
385		✗	case AVCOL_RANGE_JPEG:
386		✗	props->va_color_range = VA_SOURCE_RANGE_FULL;
387		✗	break;
388		✗	case AVCOL_RANGE_UNSPECIFIED:
389			default:
390		✗	props->va_color_range = VA_SOURCE_RANGE_UNKNOWN;
391			}
392			#else
393			props->va_color_range = 0;
394			#endif
395		✗	}
396
397		✗	static void vaapi_vpp_fill_colour_properties(AVFilterContext *avctx,
398			VAAPIColourProperties *props,
399			VAProcColorStandardType *vacs,
400			int nb_vacs)
401			{
402		✗	vaapi_vpp_fill_colour_standard(props, vacs, nb_vacs);
403		✗	vaapi_vpp_fill_chroma_sample_location(props);
404		✗	vaapi_vpp_fill_colour_range(props);
405
406		✗	av_log(avctx, AV_LOG_DEBUG, "Mapped colour properties %s %s/%s/%s %s "
407			"to VA standard %d chroma siting %#x range %#x.\n",
408			av_color_range_name(props->color_range),
409			av_color_space_name(props->colorspace),
410			av_color_primaries_name(props->color_primaries),
411			av_color_transfer_name(props->color_trc),
412			av_chroma_location_name(props->chroma_sample_location),
413		✗	props->va_color_standard,
414		✗	props->va_chroma_sample_location, props->va_color_range);
415		✗	}
416
417		✗	static int vaapi_vpp_frame_is_rgb(const AVFrame *frame)
418			{
419			const AVHWFramesContext *hwfc;
420			const AVPixFmtDescriptor *desc;
421		✗	av_assert0(frame->format == AV_PIX_FMT_VAAPI &&
422			frame->hw_frames_ctx);
423		✗	hwfc = (const AVHWFramesContext*)frame->hw_frames_ctx->data;
424		✗	desc = av_pix_fmt_desc_get(hwfc->sw_format);
425		✗	av_assert0(desc);
426		✗	return !!(desc->flags & AV_PIX_FMT_FLAG_RGB);
427			}
428
429		✗	static int vaapi_vpp_colour_properties(AVFilterContext *avctx,
430			VAProcPipelineParameterBuffer *params,
431			const AVFrame *input_frame,
432			AVFrame *output_frame)
433			{
434		✗	VAAPIVPPContext *ctx = avctx->priv;
435			VAAPIColourProperties input_props, output_props;
436			VAProcPipelineCaps caps;
437			VAStatus vas;
438
439		✗	vas = vaQueryVideoProcPipelineCaps(ctx->hwctx->display, ctx->va_context,
440		✗	ctx->filter_buffers, ctx->nb_filter_buffers,
441			&caps);
442		✗	if (vas != VA_STATUS_SUCCESS) {
443		✗	av_log(avctx, AV_LOG_ERROR, "Failed to query capabilities for "
444			"colour standard support: %d (%s).\n", vas, vaErrorStr(vas));
445		✗	return AVERROR_EXTERNAL;
446			}
447
448		✗	input_props = (VAAPIColourProperties) {
449		✗	.colorspace = vaapi_vpp_frame_is_rgb(input_frame)
450		✗	? AVCOL_SPC_RGB : input_frame->colorspace,
451		✗	.color_primaries = input_frame->color_primaries,
452		✗	.color_trc = input_frame->color_trc,
453		✗	.color_range = input_frame->color_range,
454		✗	.chroma_sample_location = input_frame->chroma_location,
455			};
456
457		✗	vaapi_vpp_fill_colour_properties(avctx, &input_props,
458			caps.input_color_standards,
459		✗	caps.num_input_color_standards);
460
461		✗	output_props = (VAAPIColourProperties) {
462		✗	.colorspace = vaapi_vpp_frame_is_rgb(output_frame)
463		✗	? AVCOL_SPC_RGB : output_frame->colorspace,
464		✗	.color_primaries = output_frame->color_primaries,
465		✗	.color_trc = output_frame->color_trc,
466		✗	.color_range = output_frame->color_range,
467		✗	.chroma_sample_location = output_frame->chroma_location,
468			};
469		✗	vaapi_vpp_fill_colour_properties(avctx, &output_props,
470			caps.output_color_standards,
471		✗	caps.num_output_color_standards);
472
473			// If the properties weren't filled completely in the output frame and
474			// we chose a fixed standard then fill the known values in here.
475			#if VA_CHECK_VERSION(1, 3, 0)
476		✗	if (output_props.va_color_standard != VAProcColorStandardExplicit)
477			#endif
478			{
479		✗	const VAAPIColourProperties *output_standard = NULL;
480			int i;
481
482		✗	for (i = 0; i < FF_ARRAY_ELEMS(vaapi_colour_standard_map); i++) {
483		✗	if (output_props.va_color_standard ==
484		✗	vaapi_colour_standard_map[i].va_color_standard) {
485		✗	output_standard = &vaapi_colour_standard_map[i];
486		✗	break;
487			}
488			}
489		✗	if (output_standard) {
490		✗	output_frame->colorspace = vaapi_vpp_frame_is_rgb(output_frame)
491		✗	? AVCOL_SPC_RGB : output_standard->colorspace;
492		✗	output_frame->color_primaries = output_standard->color_primaries;
493		✗	output_frame->color_trc = output_standard->color_trc;
494			}
495			}
496
497		✗	params->surface_color_standard = input_props.va_color_standard;
498		✗	params->output_color_standard = output_props.va_color_standard;
499
500			#if VA_CHECK_VERSION(1, 1, 0)
501		✗	params->input_color_properties = (VAProcColorProperties) {
502		✗	.chroma_sample_location = input_props.va_chroma_sample_location,
503		✗	.color_range = input_props.va_color_range,
504			#if VA_CHECK_VERSION(1, 3, 0)
505		✗	.colour_primaries = input_props.color_primaries,
506		✗	.transfer_characteristics = input_props.color_trc,
507		✗	.matrix_coefficients = input_props.colorspace,
508			#endif
509			};
510		✗	params->output_color_properties = (VAProcColorProperties) {
511		✗	.chroma_sample_location = output_props.va_chroma_sample_location,
512		✗	.color_range = output_props.va_color_range,
513			#if VA_CHECK_VERSION(1, 3, 0)
514		✗	.colour_primaries = output_props.color_primaries,
515		✗	.transfer_characteristics = output_props.color_trc,
516		✗	.matrix_coefficients = output_props.colorspace,
517			#endif
518			};
519			#endif
520
521		✗	return 0;
522			}
523
524		✗	int ff_vaapi_vpp_init_params(AVFilterContext *avctx,
525			VAProcPipelineParameterBuffer *params,
526			const AVFrame *input_frame,
527			AVFrame *output_frame)
528			{
529		✗	VAAPIVPPContext *ctx = avctx->priv;
530			int err;
531
532		✗	ctx->input_region = (VARectangle) {
533		✗	.x = input_frame->crop_left,
534		✗	.y = input_frame->crop_top,
535		✗	.width = input_frame->width -
536		✗	(input_frame->crop_left + input_frame->crop_right),
537		✗	.height = input_frame->height -
538		✗	(input_frame->crop_top + input_frame->crop_bottom),
539			};
540		✗	output_frame->crop_top = 0;
541		✗	output_frame->crop_bottom = 0;
542		✗	output_frame->crop_left = 0;
543		✗	output_frame->crop_right = 0;
544
545		✗	*params = (VAProcPipelineParameterBuffer) {
546		✗	.surface = ff_vaapi_vpp_get_surface_id(input_frame),
547		✗	.surface_region = &ctx->input_region,
548			.output_region = NULL,
549			.output_background_color = VAAPI_VPP_BACKGROUND_BLACK,
550			.pipeline_flags = 0,
551			.filter_flags = VA_FRAME_PICTURE,
552
553			// Filter and reference data filled by the filter itself.
554
555			#if VA_CHECK_VERSION(1, 1, 0)
556			.rotation_state = VA_ROTATION_NONE,
557			.mirror_state = VA_MIRROR_NONE,
558			#endif
559			};
560
561		✗	err = vaapi_vpp_colour_properties(avctx, params,
562			input_frame, output_frame);
563		✗	if (err < 0)
564		✗	return err;
565
566		✗	av_log(avctx, AV_LOG_DEBUG, "Filter frame from surface %#x to %#x.\n",
567			ff_vaapi_vpp_get_surface_id(input_frame),
568			ff_vaapi_vpp_get_surface_id(output_frame));
569
570		✗	return 0;
571			}
572
573		✗	int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
574			int type,
575			const void *data,
576			size_t size,
577			int count)
578			{
579			VAStatus vas;
580			VABufferID buffer;
581		✗	VAAPIVPPContext *ctx = avctx->priv;
582
583		✗	av_assert0(ctx->nb_filter_buffers + 1 <= VAProcFilterCount);
584
585		✗	vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
586			type, size, count, (void*)data, &buffer);
587		✗	if (vas != VA_STATUS_SUCCESS) {
588		✗	av_log(avctx, AV_LOG_ERROR, "Failed to create parameter "
589			"buffer (type %d): %d (%s).\n",
590			type, vas, vaErrorStr(vas));
591		✗	return AVERROR(EIO);
592			}
593
594		✗	ctx->filter_buffers[ctx->nb_filter_buffers++] = buffer;
595
596		✗	av_log(avctx, AV_LOG_DEBUG, "Param buffer (type %d, %zu bytes, count %d) "
597			"is %#x.\n", type, size, count, buffer);
598		✗	return 0;
599			}
600
601		✗	static int vaapi_vpp_render_single_pipeline_buffer(AVFilterContext *avctx,
602			VAProcPipelineParameterBuffer *params,
603			VABufferID *params_id)
604			{
605		✗	VAAPIVPPContext *ctx = avctx->priv;
606			VAStatus vas;
607
608		✗	vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
609			VAProcPipelineParameterBufferType,
610			sizeof(*params), 1, params, params_id);
611		✗	if (vas != VA_STATUS_SUCCESS) {
612		✗	av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer: "
613			"%d (%s).\n", vas, vaErrorStr(vas));
614		✗	*params_id = VA_INVALID_ID;
615
616		✗	return AVERROR(EIO);
617			}
618		✗	av_log(avctx, AV_LOG_DEBUG, "Pipeline parameter buffer is %#x.\n", *params_id);
619
620		✗	vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context, params_id, 1);
621		✗	if (vas != VA_STATUS_SUCCESS) {
622		✗	av_log(avctx, AV_LOG_ERROR, "Failed to render parameter buffer: "
623			"%d (%s).\n", vas, vaErrorStr(vas));
624		✗	return AVERROR(EIO);
625			}
626
627		✗	return 0;
628			}
629
630		✗	int ff_vaapi_vpp_render_pictures(AVFilterContext *avctx,
631			VAProcPipelineParameterBuffer *params_list,
632			int cout,
633			AVFrame *output_frame)
634			{
635		✗	VAAPIVPPContext *ctx = avctx->priv;
636			VABufferID *params_ids;
637			VAStatus vas;
638			int err;
639
640		✗	params_ids = (VABufferID *)av_malloc_array(cout, sizeof(VABufferID));
641		✗	if (!params_ids)
642		✗	return AVERROR(ENOMEM);
643
644		✗	for (int i = 0; i < cout; i++)
645		✗	params_ids[i] = VA_INVALID_ID;
646
647		✗	vas = vaBeginPicture(ctx->hwctx->display,
648			ctx->va_context, ff_vaapi_vpp_get_surface_id(output_frame));
649		✗	if (vas != VA_STATUS_SUCCESS) {
650		✗	av_log(avctx, AV_LOG_ERROR, "Failed to attach new picture: "
651			"%d (%s).\n", vas, vaErrorStr(vas));
652		✗	err = AVERROR(EIO);
653		✗	goto fail;
654			}
655
656		✗	for (int i = 0; i < cout; i++) {
657		✗	err = vaapi_vpp_render_single_pipeline_buffer(avctx, &params_list[i], &params_ids[i]);
658		✗	if (err)
659		✗	goto fail_after_begin;
660			}
661
662		✗	vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
663		✗	if (vas != VA_STATUS_SUCCESS) {
664		✗	av_log(avctx, AV_LOG_ERROR, "Failed to start picture processing: "
665			"%d (%s).\n", vas, vaErrorStr(vas));
666		✗	err = AVERROR(EIO);
667		✗	goto fail_after_render;
668			}
669
670			if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
671			AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) {
672		✗	for (int i = 0; i < cout && params_ids[i] != VA_INVALID_ID; i++) {
673		✗	vas = vaDestroyBuffer(ctx->hwctx->display, params_ids[i]);
674		✗	if (vas != VA_STATUS_SUCCESS) {
675		✗	av_log(avctx, AV_LOG_ERROR, "Failed to free parameter buffer: "
676			"%d (%s).\n", vas, vaErrorStr(vas));
677			// And ignore.
678			}
679			}
680			}
681
682		✗	av_freep(&params_ids);
683		✗	return 0;
684
685			// We want to make sure that if vaBeginPicture has been called, we also
686			// call vaRenderPicture and vaEndPicture. These calls may well fail or
687			// do something else nasty, but once we're in this failure case there
688			// isn't much else we can do.
689		✗	fail_after_begin:
690		✗	vaRenderPicture(ctx->hwctx->display, ctx->va_context, &params_ids[0], 1);
691		✗	fail_after_render:
692		✗	vaEndPicture(ctx->hwctx->display, ctx->va_context);
693		✗	fail:
694		✗	av_freep(&params_ids);
695		✗	return err;
696			}
697
698		✗	int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
699			VAProcPipelineParameterBuffer *params,
700			AVFrame *output_frame)
701			{
702		✗	return ff_vaapi_vpp_render_pictures(avctx, params, 1, output_frame);
703			}
704
705		✗	void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx)
706			{
707			int i;
708		✗	VAAPIVPPContext *ctx = avctx->priv;
709
710		✗	ctx->va_config = VA_INVALID_ID;
711		✗	ctx->va_context = VA_INVALID_ID;
712		✗	ctx->valid_ids = 1;
713
714		✗	for (i = 0; i < VAProcFilterCount; i++)
715		✗	ctx->filter_buffers[i] = VA_INVALID_ID;
716		✗	ctx->nb_filter_buffers = 0;
717		✗	}
718
719		✗	void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx)
720			{
721		✗	VAAPIVPPContext *ctx = avctx->priv;
722		✗	if (ctx->valid_ids && ctx->pipeline_uninit)
723		✗	ctx->pipeline_uninit(avctx);
724
725		✗	av_buffer_unref(&ctx->input_frames_ref);
726		✗	av_buffer_unref(&ctx->device_ref);
727		✗	}
728