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/* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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/** |
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* @file |
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* Hardware accelerated hstack, vstack and xstack filters based on VA-API |
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*/ |
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#include "config_components.h" |
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#include "libavutil/opt.h" |
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#include "libavutil/common.h" |
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#include "libavutil/pixdesc.h" |
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#include "libavutil/eval.h" |
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#include "libavutil/hwcontext.h" |
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#include "libavutil/avstring.h" |
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#include "libavutil/avassert.h" |
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#include "libavutil/imgutils.h" |
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#include "libavutil/mathematics.h" |
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#include "libavutil/parseutils.h" |
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#include "libavutil/mem.h" |
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#include "internal.h" |
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#include "filters.h" |
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#include "formats.h" |
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#include "video.h" |
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#include "framesync.h" |
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#include "vaapi_vpp.h" |
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#define HSTACK_NAME "hstack_vaapi" |
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#define VSTACK_NAME "vstack_vaapi" |
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#define XSTACK_NAME "xstack_vaapi" |
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#define HWContext VAAPIVPPContext |
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#define StackHWContext StackVAAPIContext |
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#include "stack_internal.h" |
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typedef struct StackVAAPIContext { |
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StackBaseContext base; |
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VARectangle *rects; |
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} StackVAAPIContext; |
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static int process_frame(FFFrameSync *fs) |
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{ |
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AVFilterContext *avctx = fs->parent; |
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AVFilterLink *outlink = avctx->outputs[0]; |
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StackVAAPIContext *sctx = fs->opaque; |
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VAAPIVPPContext *vppctx = fs->opaque; |
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AVFrame *oframe, *iframe; |
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VAProcPipelineParameterBuffer *params = NULL; |
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VARectangle *irect = NULL; |
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int ret = 0; |
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if (vppctx->va_context == VA_INVALID_ID) |
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return AVERROR(EINVAL); |
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oframe = ff_get_video_buffer(outlink, outlink->w, outlink->h); |
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if (!oframe) |
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return AVERROR(ENOMEM); |
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irect = av_calloc(avctx->nb_inputs, sizeof(*irect)); |
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params = av_calloc(avctx->nb_inputs, sizeof(*params)); |
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if (!irect || !params) { |
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ret = AVERROR(ENOMEM); |
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goto fail; |
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} |
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for (int i = 0; i < avctx->nb_inputs; i++) { |
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ret = ff_framesync_get_frame(fs, i, &iframe, 0); |
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if (ret) |
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goto fail; |
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if (i == 0) { |
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ret = av_frame_copy_props(oframe, iframe); |
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if (ret < 0) |
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goto fail; |
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} |
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ret = ff_vaapi_vpp_init_params(avctx, ¶ms[i], iframe, oframe); |
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if (ret) |
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goto fail; |
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av_log(avctx, AV_LOG_DEBUG, "stack input %d: %s, %ux%u (%"PRId64").\n", |
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i, av_get_pix_fmt_name(iframe->format), |
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iframe->width, iframe->height, iframe->pts); |
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irect[i].x = 0; |
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irect[i].y = 0; |
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irect[i].width = iframe->width; |
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irect[i].height = iframe->height; |
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params[i].surface_region = &irect[i]; |
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params[i].surface = (VASurfaceID)(uintptr_t)iframe->data[3]; |
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params[i].output_region = &sctx->rects[i]; |
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if (sctx->base.fillcolor_enable) |
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params[i].output_background_color = (sctx->base.fillcolor[3] << 24 | |
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sctx->base.fillcolor[0] << 16 | |
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sctx->base.fillcolor[1] << 8 | |
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sctx->base.fillcolor[2]); |
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} |
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oframe->pts = av_rescale_q(sctx->base.fs.pts, sctx->base.fs.time_base, outlink->time_base); |
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oframe->sample_aspect_ratio = outlink->sample_aspect_ratio; |
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ret = ff_vaapi_vpp_render_pictures(avctx, params, avctx->nb_inputs, oframe); |
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if (ret) |
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goto fail; |
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av_freep(&irect); |
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av_freep(¶ms); |
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return ff_filter_frame(outlink, oframe); |
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fail: |
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av_freep(&irect); |
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av_freep(¶ms); |
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av_frame_free(&oframe); |
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return ret; |
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} |
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static int config_output(AVFilterLink *outlink) |
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{ |
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AVFilterContext *avctx = outlink->src; |
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StackVAAPIContext *sctx = avctx->priv; |
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VAAPIVPPContext *vppctx = avctx->priv; |
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AVFilterLink *inlink0 = avctx->inputs[0]; |
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AVHWFramesContext *hwfc0 = NULL; |
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int ret; |
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if (inlink0->format != AV_PIX_FMT_VAAPI || !inlink0->hw_frames_ctx || !inlink0->hw_frames_ctx->data) { |
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av_log(avctx, AV_LOG_ERROR, "Software pixel format is not supported.\n"); |
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return AVERROR(EINVAL); |
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} |
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hwfc0 = (AVHWFramesContext *)inlink0->hw_frames_ctx->data; |
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for (int i = 1; i < sctx->base.nb_inputs; i++) { |
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AVFilterLink *inlink = avctx->inputs[i]; |
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AVHWFramesContext *hwfc = NULL; |
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if (inlink->format != AV_PIX_FMT_VAAPI || !inlink->hw_frames_ctx || !inlink->hw_frames_ctx->data) { |
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av_log(avctx, AV_LOG_ERROR, "Software pixel format is not supported.\n"); |
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return AVERROR(EINVAL); |
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} |
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hwfc = (AVHWFramesContext *)inlink->hw_frames_ctx->data; |
160 |
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if (hwfc0->sw_format != hwfc->sw_format) { |
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av_log(avctx, AV_LOG_ERROR, "All inputs should have the same underlying software pixel format.\n"); |
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return AVERROR(EINVAL); |
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} |
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if (hwfc0->device_ctx != hwfc->device_ctx) { |
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av_log(avctx, AV_LOG_ERROR, "All inputs should have the same underlying vaapi devices.\n"); |
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return AVERROR(EINVAL); |
169 |
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} |
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} |
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ff_vaapi_vpp_config_input(inlink0); |
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vppctx->output_format = hwfc0->sw_format; |
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175 |
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ret = config_comm_output(outlink); |
176 |
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if (ret < 0) |
177 |
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return ret; |
178 |
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179 |
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for (int i = 0; i < sctx->base.nb_inputs; i++) { |
180 |
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sctx->rects[i].x = sctx->base.regions[i].x; |
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sctx->rects[i].y = sctx->base.regions[i].y; |
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sctx->rects[i].width = sctx->base.regions[i].width; |
183 |
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sctx->rects[i].height = sctx->base.regions[i].height; |
184 |
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} |
185 |
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186 |
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vppctx->output_width = outlink->w; |
187 |
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vppctx->output_height = outlink->h; |
188 |
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189 |
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return ff_vaapi_vpp_config_output(outlink); |
190 |
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} |
191 |
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192 |
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✗ |
static int vaapi_stack_init(AVFilterContext *avctx) |
193 |
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{ |
194 |
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✗ |
StackVAAPIContext *sctx = avctx->priv; |
195 |
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VAAPIVPPContext *vppctx = avctx->priv; |
196 |
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int ret; |
197 |
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198 |
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ret = stack_init(avctx); |
199 |
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if (ret) |
200 |
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return ret; |
201 |
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202 |
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/* stack region */ |
203 |
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sctx->rects = av_calloc(sctx->base.nb_inputs, sizeof(*sctx->rects)); |
204 |
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if (!sctx->rects) |
205 |
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return AVERROR(ENOMEM); |
206 |
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207 |
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ff_vaapi_vpp_ctx_init(avctx); |
208 |
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vppctx->output_format = AV_PIX_FMT_NONE; |
209 |
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210 |
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return 0; |
211 |
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} |
212 |
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213 |
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✗ |
static av_cold void vaapi_stack_uninit(AVFilterContext *avctx) |
214 |
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{ |
215 |
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✗ |
StackVAAPIContext *sctx = avctx->priv; |
216 |
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217 |
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stack_uninit(avctx); |
218 |
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219 |
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av_freep(&sctx->rects); |
220 |
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} |
221 |
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222 |
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static int vaapi_stack_query_formats(AVFilterContext *avctx) |
223 |
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{ |
224 |
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static const enum AVPixelFormat pixel_formats[] = { |
225 |
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AV_PIX_FMT_VAAPI, |
226 |
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AV_PIX_FMT_NONE, |
227 |
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}; |
228 |
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229 |
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✗ |
return ff_set_common_formats_from_list(avctx, pixel_formats); |
230 |
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} |
231 |
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232 |
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#include "stack_internal.c" |
233 |
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234 |
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#if CONFIG_HSTACK_VAAPI_FILTER |
235 |
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236 |
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DEFINE_HSTACK_OPTIONS(vaapi); |
237 |
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DEFINE_STACK_FILTER(hstack, vaapi, "VA-API", 0); |
238 |
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239 |
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#endif |
240 |
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241 |
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#if CONFIG_VSTACK_VAAPI_FILTER |
242 |
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243 |
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DEFINE_VSTACK_OPTIONS(vaapi); |
244 |
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DEFINE_STACK_FILTER(vstack, vaapi, "VA-API", 0); |
245 |
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246 |
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#endif |
247 |
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248 |
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#if CONFIG_XSTACK_VAAPI_FILTER |
249 |
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250 |
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DEFINE_XSTACK_OPTIONS(vaapi); |
251 |
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DEFINE_STACK_FILTER(xstack, vaapi, "VA-API", 0); |
252 |
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253 |
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#endif |
254 |
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