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286 lines
11 KiB
286 lines
11 KiB
/* |
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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 "filters.h" |
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#include "transpose.h" |
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#include "vaapi_vpp.h" |
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#include "video.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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FilterLink *outl = ff_filter_link(outlink); |
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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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FilterLink *inl = ff_filter_link(inlink); |
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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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outl->hw_frames_ctx = av_buffer_ref(inl->hw_frames_ctx); |
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if (!outl->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, .unit = "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, .unit = "passthrough" }, |
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{ "none", "always apply transposition", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_NONE}, INT_MIN, INT_MAX, FLAGS, .unit = "passthrough" }, |
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{ "portrait", "preserve portrait geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_PORTRAIT}, INT_MIN, INT_MAX, FLAGS, .unit = "passthrough" }, |
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{ "landscape", "preserve landscape geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_LANDSCAPE}, INT_MIN, INT_MAX, FLAGS, .unit = "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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