2 * This file is part of FFmpeg.
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.
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.
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
21 #include "libavutil/avassert.h"
22 #include "libavutil/pixdesc.h"
25 #include "vaapi_vpp.h"
27 int ff_vaapi_vpp_query_formats(AVFilterContext *avctx)
29 enum AVPixelFormat pix_fmts[] = {
30 AV_PIX_FMT_VAAPI, AV_PIX_FMT_NONE,
34 if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
35 &avctx->inputs[0]->out_formats)) < 0)
37 if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
38 &avctx->outputs[0]->in_formats)) < 0)
44 void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx)
46 VAAPIVPPContext *ctx = avctx->priv;
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;
54 ctx->nb_filter_buffers = 0;
56 if (ctx->va_context != VA_INVALID_ID) {
57 vaDestroyContext(ctx->hwctx->display, ctx->va_context);
58 ctx->va_context = VA_INVALID_ID;
61 if (ctx->va_config != VA_INVALID_ID) {
62 vaDestroyConfig(ctx->hwctx->display, ctx->va_config);
63 ctx->va_config = VA_INVALID_ID;
66 av_buffer_unref(&ctx->output_frames_ref);
67 av_buffer_unref(&ctx->device_ref);
71 int ff_vaapi_vpp_config_input(AVFilterLink *inlink)
73 AVFilterContext *avctx = inlink->dst;
74 VAAPIVPPContext *ctx = avctx->priv;
76 if (ctx->pipeline_uninit)
77 ctx->pipeline_uninit(avctx);
79 if (!inlink->hw_frames_ctx) {
80 av_log(avctx, AV_LOG_ERROR, "A hardware frames reference is "
81 "required to associate the processing device.\n");
82 return AVERROR(EINVAL);
85 ctx->input_frames_ref = av_buffer_ref(inlink->hw_frames_ctx);
86 if (!ctx->input_frames_ref) {
87 av_log(avctx, AV_LOG_ERROR, "A input frames reference create "
89 return AVERROR(ENOMEM);
91 ctx->input_frames = (AVHWFramesContext*)ctx->input_frames_ref->data;
96 int ff_vaapi_vpp_config_output(AVFilterLink *outlink)
98 AVFilterContext *avctx = outlink->src;
99 VAAPIVPPContext *ctx = avctx->priv;
100 AVVAAPIHWConfig *hwconfig = NULL;
101 AVHWFramesConstraints *constraints = NULL;
102 AVVAAPIFramesContext *va_frames;
106 if (ctx->pipeline_uninit)
107 ctx->pipeline_uninit(avctx);
109 if (!ctx->output_width)
110 ctx->output_width = avctx->inputs[0]->w;
111 if (!ctx->output_height)
112 ctx->output_height = avctx->inputs[0]->h;
114 av_assert0(ctx->input_frames);
115 ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref);
116 if (!ctx->device_ref) {
117 av_log(avctx, AV_LOG_ERROR, "A device reference create "
119 return AVERROR(ENOMEM);
121 ctx->hwctx = ((AVHWDeviceContext*)ctx->device_ref->data)->hwctx;
123 av_assert0(ctx->va_config == VA_INVALID_ID);
124 vas = vaCreateConfig(ctx->hwctx->display, VAProfileNone,
125 VAEntrypointVideoProc, NULL, 0, &ctx->va_config);
126 if (vas != VA_STATUS_SUCCESS) {
127 av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
128 "config: %d (%s).\n", vas, vaErrorStr(vas));
133 hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref);
135 err = AVERROR(ENOMEM);
138 hwconfig->config_id = ctx->va_config;
140 constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref,
143 err = AVERROR(ENOMEM);
147 if (ctx->output_format == AV_PIX_FMT_NONE)
148 ctx->output_format = ctx->input_frames->sw_format;
149 if (constraints->valid_sw_formats) {
150 for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) {
151 if (ctx->output_format == constraints->valid_sw_formats[i])
154 if (constraints->valid_sw_formats[i] == AV_PIX_FMT_NONE) {
155 av_log(avctx, AV_LOG_ERROR, "Hardware does not support output "
156 "format %s.\n", av_get_pix_fmt_name(ctx->output_format));
157 err = AVERROR(EINVAL);
162 if (ctx->output_width < constraints->min_width ||
163 ctx->output_height < constraints->min_height ||
164 ctx->output_width > constraints->max_width ||
165 ctx->output_height > constraints->max_height) {
166 av_log(avctx, AV_LOG_ERROR, "Hardware does not support scaling to "
167 "size %dx%d (constraints: width %d-%d height %d-%d).\n",
168 ctx->output_width, ctx->output_height,
169 constraints->min_width, constraints->max_width,
170 constraints->min_height, constraints->max_height);
171 err = AVERROR(EINVAL);
175 ctx->output_frames_ref = av_hwframe_ctx_alloc(ctx->device_ref);
176 if (!ctx->output_frames_ref) {
177 av_log(avctx, AV_LOG_ERROR, "Failed to create HW frame context "
179 err = AVERROR(ENOMEM);
183 ctx->output_frames = (AVHWFramesContext*)ctx->output_frames_ref->data;
185 ctx->output_frames->format = AV_PIX_FMT_VAAPI;
186 ctx->output_frames->sw_format = ctx->output_format;
187 ctx->output_frames->width = ctx->output_width;
188 ctx->output_frames->height = ctx->output_height;
190 // The number of output frames we need is determined by what follows
191 // the filter. If it's an encoder with complex frame reference
192 // structures then this could be very high.
193 ctx->output_frames->initial_pool_size = 10;
195 err = av_hwframe_ctx_init(ctx->output_frames_ref);
197 av_log(avctx, AV_LOG_ERROR, "Failed to initialise VAAPI frame "
198 "context for output: %d\n", err);
202 va_frames = ctx->output_frames->hwctx;
204 av_assert0(ctx->va_context == VA_INVALID_ID);
205 vas = vaCreateContext(ctx->hwctx->display, ctx->va_config,
206 ctx->output_width, ctx->output_height,
208 va_frames->surface_ids, va_frames->nb_surfaces,
210 if (vas != VA_STATUS_SUCCESS) {
211 av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
212 "context: %d (%s).\n", vas, vaErrorStr(vas));
216 outlink->w = ctx->output_width;
217 outlink->h = ctx->output_height;
219 if (ctx->build_filter_params) {
220 err = ctx->build_filter_params(avctx);
225 outlink->hw_frames_ctx = av_buffer_ref(ctx->output_frames_ref);
226 if (!outlink->hw_frames_ctx) {
227 err = AVERROR(ENOMEM);
232 av_hwframe_constraints_free(&constraints);
236 av_buffer_unref(&ctx->output_frames_ref);
238 av_hwframe_constraints_free(&constraints);
242 int ff_vaapi_vpp_colour_standard(enum AVColorSpace av_cs)
245 #define CS(av, va) case AVCOL_SPC_ ## av: return VAProcColorStandard ## va;
248 CS(SMPTE170M, SMPTE170M);
249 CS(SMPTE240M, SMPTE240M);
252 return VAProcColorStandardNone;
256 int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
264 VAAPIVPPContext *ctx = avctx->priv;
266 av_assert0(ctx->nb_filter_buffers + 1 <= VAProcFilterCount);
268 vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
269 type, size, count, (void*)data, &buffer);
270 if (vas != VA_STATUS_SUCCESS) {
271 av_log(avctx, AV_LOG_ERROR, "Failed to create parameter "
272 "buffer (type %d): %d (%s).\n",
273 type, vas, vaErrorStr(vas));
277 ctx->filter_buffers[ctx->nb_filter_buffers++] = buffer;
279 av_log(avctx, AV_LOG_DEBUG, "Param buffer (type %d, %zu bytes, count %d) "
280 "is %#x.\n", type, size, count, buffer);
285 int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
286 VAProcPipelineParameterBuffer *params,
287 VASurfaceID output_surface)
289 VABufferID params_id;
292 VAAPIVPPContext *ctx = avctx->priv;
294 vas = vaBeginPicture(ctx->hwctx->display,
295 ctx->va_context, output_surface);
296 if (vas != VA_STATUS_SUCCESS) {
297 av_log(avctx, AV_LOG_ERROR, "Failed to attach new picture: "
298 "%d (%s).\n", vas, vaErrorStr(vas));
303 vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
304 VAProcPipelineParameterBufferType,
305 sizeof(*params), 1, params, ¶ms_id);
306 if (vas != VA_STATUS_SUCCESS) {
307 av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer: "
308 "%d (%s).\n", vas, vaErrorStr(vas));
310 goto fail_after_begin;
312 av_log(avctx, AV_LOG_DEBUG, "Pipeline parameter buffer is %#x.\n",
315 vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
317 if (vas != VA_STATUS_SUCCESS) {
318 av_log(avctx, AV_LOG_ERROR, "Failed to render parameter buffer: "
319 "%d (%s).\n", vas, vaErrorStr(vas));
321 goto fail_after_begin;
324 vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
325 if (vas != VA_STATUS_SUCCESS) {
326 av_log(avctx, AV_LOG_ERROR, "Failed to start picture processing: "
327 "%d (%s).\n", vas, vaErrorStr(vas));
329 goto fail_after_render;
332 if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
333 AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) {
334 vas = vaDestroyBuffer(ctx->hwctx->display, params_id);
335 if (vas != VA_STATUS_SUCCESS) {
336 av_log(avctx, AV_LOG_ERROR, "Failed to free parameter buffer: "
337 "%d (%s).\n", vas, vaErrorStr(vas));
344 // We want to make sure that if vaBeginPicture has been called, we also
345 // call vaRenderPicture and vaEndPicture. These calls may well fail or
346 // do something else nasty, but once we're in this failure case there
347 // isn't much else we can do.
349 vaRenderPicture(ctx->hwctx->display, ctx->va_context, ¶ms_id, 1);
351 vaEndPicture(ctx->hwctx->display, ctx->va_context);
356 void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx)
359 VAAPIVPPContext *ctx = avctx->priv;
361 ctx->va_config = VA_INVALID_ID;
362 ctx->va_context = VA_INVALID_ID;
365 for (i = 0; i < VAProcFilterCount; i++)
366 ctx->filter_buffers[i] = VA_INVALID_ID;
367 ctx->nb_filter_buffers = 0;
370 void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx)
372 VAAPIVPPContext *ctx = avctx->priv;
373 if (ctx->valid_ids && ctx->pipeline_uninit)
374 ctx->pipeline_uninit(avctx);
376 av_buffer_unref(&ctx->input_frames_ref);
377 av_buffer_unref(&ctx->output_frames_ref);
378 av_buffer_unref(&ctx->device_ref);