mirror of https://git.ffmpeg.org/ffmpeg.git
285 lines
10 KiB
C
285 lines
10 KiB
C
/*
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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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#include <string.h>
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#include "libavutil/opt.h"
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#include "libavutil/pixdesc.h"
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#include "avfilter.h"
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#include "formats.h"
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#include "internal.h"
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#include "transpose.h"
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#include "vaapi_vpp.h"
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typedef struct TransposeVAAPIContext {
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VAAPIVPPContext vpp_ctx; // must be the first field
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int passthrough; // PassthroughType, landscape passthrough mode enabled
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int dir; // TransposeDir
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int rotation_state;
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int mirror_state;
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} TransposeVAAPIContext;
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static int transpose_vaapi_build_filter_params(AVFilterContext *avctx)
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{
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VAAPIVPPContext *vpp_ctx = avctx->priv;
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TransposeVAAPIContext *ctx = avctx->priv;
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VAStatus vas;
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int support_flag;
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VAProcPipelineCaps pipeline_caps;
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memset(&pipeline_caps, 0, sizeof(pipeline_caps));
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vas = vaQueryVideoProcPipelineCaps(vpp_ctx->hwctx->display,
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vpp_ctx->va_context,
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NULL, 0,
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&pipeline_caps);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to query pipeline "
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"caps: %d (%s).\n", vas, vaErrorStr(vas));
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return AVERROR(EIO);
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}
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if (!pipeline_caps.rotation_flags) {
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av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support transpose\n");
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return AVERROR(EINVAL);
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}
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switch (ctx->dir) {
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case TRANSPOSE_CCLOCK_FLIP:
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ctx->rotation_state = VA_ROTATION_270;
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ctx->mirror_state = VA_MIRROR_VERTICAL;
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break;
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case TRANSPOSE_CLOCK:
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ctx->rotation_state = VA_ROTATION_90;
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ctx->mirror_state = VA_MIRROR_NONE;
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break;
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case TRANSPOSE_CCLOCK:
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ctx->rotation_state = VA_ROTATION_270;
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ctx->mirror_state = VA_MIRROR_NONE;
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break;
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case TRANSPOSE_CLOCK_FLIP:
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ctx->rotation_state = VA_ROTATION_90;
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ctx->mirror_state = VA_MIRROR_VERTICAL;
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break;
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case TRANSPOSE_REVERSAL:
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ctx->rotation_state = VA_ROTATION_180;
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ctx->mirror_state = VA_MIRROR_NONE;
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break;
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case TRANSPOSE_HFLIP:
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ctx->rotation_state = VA_ROTATION_NONE;
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ctx->mirror_state = VA_MIRROR_HORIZONTAL;
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break;
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case TRANSPOSE_VFLIP:
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ctx->rotation_state = VA_ROTATION_NONE;
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ctx->mirror_state = VA_MIRROR_VERTICAL;
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break;
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default:
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av_log(avctx, AV_LOG_ERROR, "Failed to set direction to %d\n", ctx->dir);
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return AVERROR(EINVAL);
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}
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if (VA_ROTATION_NONE != ctx->rotation_state) {
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support_flag = pipeline_caps.rotation_flags & (1 << ctx->rotation_state);
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if (!support_flag) {
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av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support rotation %d\n",
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ctx->rotation_state);
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return AVERROR(EINVAL);
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}
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}
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if (VA_MIRROR_NONE != ctx->mirror_state) {
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support_flag = pipeline_caps.mirror_flags & ctx->mirror_state;
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if (!support_flag) {
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av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support mirror %d\n",
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ctx->mirror_state);
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return AVERROR(EINVAL);
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}
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}
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return 0;
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}
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static int transpose_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
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{
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AVFilterContext *avctx = inlink->dst;
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AVFilterLink *outlink = avctx->outputs[0];
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VAAPIVPPContext *vpp_ctx = avctx->priv;
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TransposeVAAPIContext *ctx = avctx->priv;
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AVFrame *output_frame = NULL;
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VAProcPipelineParameterBuffer params;
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int err;
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if (ctx->passthrough)
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return ff_filter_frame(outlink, input_frame);
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av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n",
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av_get_pix_fmt_name(input_frame->format),
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input_frame->width, input_frame->height, input_frame->pts);
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if (vpp_ctx->va_context == VA_INVALID_ID)
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return AVERROR(EINVAL);
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output_frame = ff_get_video_buffer(outlink, vpp_ctx->output_width,
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vpp_ctx->output_height);
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if (!output_frame) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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err = av_frame_copy_props(output_frame, input_frame);
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if (err < 0)
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goto fail;
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err = ff_vaapi_vpp_init_params(avctx, ¶ms,
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input_frame, output_frame);
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if (err < 0)
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goto fail;
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params.rotation_state = ctx->rotation_state;
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params.mirror_state = ctx->mirror_state;
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err = ff_vaapi_vpp_render_picture(avctx, ¶ms, output_frame);
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if (err < 0)
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goto fail;
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av_frame_free(&input_frame);
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av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u (%"PRId64").\n",
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av_get_pix_fmt_name(output_frame->format),
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output_frame->width, output_frame->height, output_frame->pts);
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return ff_filter_frame(outlink, output_frame);
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fail:
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av_frame_free(&input_frame);
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av_frame_free(&output_frame);
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return err;
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}
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static av_cold int transpose_vaapi_init(AVFilterContext *avctx)
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{
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VAAPIVPPContext *vpp_ctx = avctx->priv;
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ff_vaapi_vpp_ctx_init(avctx);
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vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit;
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vpp_ctx->build_filter_params = transpose_vaapi_build_filter_params;
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vpp_ctx->output_format = AV_PIX_FMT_NONE;
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return 0;
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}
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static int transpose_vaapi_vpp_config_output(AVFilterLink *outlink)
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{
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AVFilterContext *avctx = outlink->src;
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VAAPIVPPContext *vpp_ctx = avctx->priv;
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TransposeVAAPIContext *ctx = avctx->priv;
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AVFilterLink *inlink = avctx->inputs[0];
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if ((inlink->w >= inlink->h && ctx->passthrough == TRANSPOSE_PT_TYPE_LANDSCAPE) ||
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(inlink->w <= inlink->h && ctx->passthrough == TRANSPOSE_PT_TYPE_PORTRAIT)) {
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outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
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if (!outlink->hw_frames_ctx)
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return AVERROR(ENOMEM);
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av_log(avctx, AV_LOG_VERBOSE,
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"w:%d h:%d -> w:%d h:%d (passthrough mode)\n",
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inlink->w, inlink->h, inlink->w, inlink->h);
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return 0;
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}
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ctx->passthrough = TRANSPOSE_PT_TYPE_NONE;
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switch (ctx->dir) {
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case TRANSPOSE_CCLOCK_FLIP:
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case TRANSPOSE_CCLOCK:
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case TRANSPOSE_CLOCK:
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case TRANSPOSE_CLOCK_FLIP:
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vpp_ctx->output_width = avctx->inputs[0]->h;
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vpp_ctx->output_height = avctx->inputs[0]->w;
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av_log(avctx, AV_LOG_DEBUG, "swap width and height for clock/cclock rotation\n");
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break;
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default:
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break;
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}
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return ff_vaapi_vpp_config_output(outlink);
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}
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static AVFrame *get_video_buffer(AVFilterLink *inlink, int w, int h)
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{
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TransposeVAAPIContext *ctx = inlink->dst->priv;
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return ctx->passthrough ?
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ff_null_get_video_buffer(inlink, w, h) :
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ff_default_get_video_buffer(inlink, w, h);
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}
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#define OFFSET(x) offsetof(TransposeVAAPIContext, x)
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#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
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static const AVOption transpose_vaapi_options[] = {
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{ "dir", "set transpose direction", OFFSET(dir), AV_OPT_TYPE_INT, { .i64 = TRANSPOSE_CCLOCK_FLIP }, 0, 6, FLAGS, "dir" },
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{ "cclock_flip", "rotate counter-clockwise with vertical flip", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK_FLIP }, .flags=FLAGS, .unit = "dir" },
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{ "clock", "rotate clockwise", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK }, .flags=FLAGS, .unit = "dir" },
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{ "cclock", "rotate counter-clockwise", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK }, .flags=FLAGS, .unit = "dir" },
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{ "clock_flip", "rotate clockwise with vertical flip", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK_FLIP }, .flags=FLAGS, .unit = "dir" },
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{ "reversal", "rotate by half-turn", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_REVERSAL }, .flags=FLAGS, .unit = "dir" },
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{ "hflip", "flip horizontally", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_HFLIP }, .flags=FLAGS, .unit = "dir" },
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{ "vflip", "flip vertically", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_VFLIP }, .flags=FLAGS, .unit = "dir" },
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{ "passthrough", "do not apply transposition if the input matches the specified geometry",
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OFFSET(passthrough), AV_OPT_TYPE_INT, {.i64=TRANSPOSE_PT_TYPE_NONE}, 0, INT_MAX, FLAGS, "passthrough" },
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{ "none", "always apply transposition", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_NONE}, INT_MIN, INT_MAX, FLAGS, "passthrough" },
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{ "portrait", "preserve portrait geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_PORTRAIT}, INT_MIN, INT_MAX, FLAGS, "passthrough" },
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{ "landscape", "preserve landscape geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_LANDSCAPE}, INT_MIN, INT_MAX, FLAGS, "passthrough" },
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{ NULL }
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};
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AVFILTER_DEFINE_CLASS(transpose_vaapi);
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static const AVFilterPad transpose_vaapi_inputs[] = {
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{
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.name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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.filter_frame = &transpose_vaapi_filter_frame,
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.get_buffer.video = get_video_buffer,
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.config_props = &ff_vaapi_vpp_config_input,
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},
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};
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static const AVFilterPad transpose_vaapi_outputs[] = {
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{
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.name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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.config_props = &transpose_vaapi_vpp_config_output,
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},
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};
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const AVFilter ff_vf_transpose_vaapi = {
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.name = "transpose_vaapi",
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.description = NULL_IF_CONFIG_SMALL("VAAPI VPP for transpose"),
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.priv_size = sizeof(TransposeVAAPIContext),
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.init = &transpose_vaapi_init,
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.uninit = &ff_vaapi_vpp_ctx_uninit,
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FILTER_INPUTS(transpose_vaapi_inputs),
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FILTER_OUTPUTS(transpose_vaapi_outputs),
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FILTER_QUERY_FUNC(&ff_vaapi_vpp_query_formats),
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.priv_class = &transpose_vaapi_class,
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.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
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};
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