From b8ebce4f84b653b8a50a23398e3d12a607b5cddb Mon Sep 17 00:00:00 2001 From: Zachary Zhou Date: Thu, 17 Jan 2019 11:33:05 +0800 Subject: libavfilter: add transpose_vaapi filter Swap width and height when do clock/cclock rotation Add reversal/hflip/vflip options ffmpeg -hwaccel vaapi -vaapi_device /dev/dri/renderD128 -hwaccel_output_format vaapi -i input.264 -vf "transpose_vaapi=clock_flip" -c:v h264_vaapi output.h264 Signed-off-by: Zachary Zhou Signed-off-by: Mark Thompson --- libavfilter/vf_transpose_vaapi.c | 319 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 319 insertions(+) create mode 100644 libavfilter/vf_transpose_vaapi.c (limited to 'libavfilter/vf_transpose_vaapi.c') diff --git a/libavfilter/vf_transpose_vaapi.c b/libavfilter/vf_transpose_vaapi.c new file mode 100644 index 0000000000..0e2acc9983 --- /dev/null +++ b/libavfilter/vf_transpose_vaapi.c @@ -0,0 +1,319 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include + +#include "libavutil/avassert.h" +#include "libavutil/mem.h" +#include "libavutil/opt.h" +#include "libavutil/pixdesc.h" + +#include "avfilter.h" +#include "formats.h" +#include "internal.h" +#include "transpose.h" +#include "vaapi_vpp.h" + +typedef struct TransposeVAAPIContext { + VAAPIVPPContext vpp_ctx; // must be the first field + int passthrough; // PassthroughType, landscape passthrough mode enabled + int dir; // TransposeDir + + int rotation_state; + int mirror_state; +} TransposeVAAPIContext; + +static int transpose_vaapi_build_filter_params(AVFilterContext *avctx) +{ + VAAPIVPPContext *vpp_ctx = avctx->priv; + TransposeVAAPIContext *ctx = avctx->priv; + VAStatus vas; + int support_flag; + VAProcPipelineCaps pipeline_caps; + + memset(&pipeline_caps, 0, sizeof(pipeline_caps)); + vas = vaQueryVideoProcPipelineCaps(vpp_ctx->hwctx->display, + vpp_ctx->va_context, + NULL, 0, + &pipeline_caps); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to query pipeline " + "caps: %d (%s).\n", vas, vaErrorStr(vas)); + return AVERROR(EIO); + } + + if (!pipeline_caps.rotation_flags) { + av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support transpose\n"); + return AVERROR(EINVAL); + } + + switch (ctx->dir) { + case TRANSPOSE_CCLOCK_FLIP: + ctx->rotation_state = VA_ROTATION_270; + ctx->mirror_state = VA_MIRROR_VERTICAL; + break; + case TRANSPOSE_CLOCK: + ctx->rotation_state = VA_ROTATION_90; + ctx->mirror_state = VA_MIRROR_NONE; + break; + case TRANSPOSE_CCLOCK: + ctx->rotation_state = VA_ROTATION_270; + ctx->mirror_state = VA_MIRROR_NONE; + break; + case TRANSPOSE_CLOCK_FLIP: + ctx->rotation_state = VA_ROTATION_90; + ctx->mirror_state = VA_MIRROR_VERTICAL; + break; + case TRANSPOSE_REVERSAL: + ctx->rotation_state = VA_ROTATION_180; + ctx->mirror_state = VA_MIRROR_NONE; + break; + case TRANSPOSE_HFLIP: + ctx->rotation_state = VA_ROTATION_NONE; + ctx->mirror_state = VA_MIRROR_HORIZONTAL; + break; + case TRANSPOSE_VFLIP: + ctx->rotation_state = VA_ROTATION_NONE; + ctx->mirror_state = VA_MIRROR_VERTICAL; + break; + default: + av_log(avctx, AV_LOG_ERROR, "Failed to set direction to %d\n", ctx->dir); + return AVERROR(EINVAL); + } + + if (VA_ROTATION_NONE != ctx->rotation_state) { + support_flag = pipeline_caps.rotation_flags & (1 << ctx->rotation_state); + if (!support_flag) { + av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support rotation %d\n", + ctx->rotation_state); + return AVERROR(EINVAL); + } + } + + if (VA_MIRROR_NONE != ctx->mirror_state) { + support_flag = pipeline_caps.mirror_flags & ctx->mirror_state; + if (!support_flag) { + av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support mirror %d\n", + ctx->mirror_state); + return AVERROR(EINVAL); + } + } + + return 0; +} + +static int transpose_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame) +{ + AVFilterContext *avctx = inlink->dst; + AVFilterLink *outlink = avctx->outputs[0]; + VAAPIVPPContext *vpp_ctx = avctx->priv; + TransposeVAAPIContext *ctx = avctx->priv; + AVFrame *output_frame = NULL; + VASurfaceID input_surface, output_surface; + VARectangle input_region, output_region; + + VAProcPipelineParameterBuffer params; + int err; + + if (ctx->passthrough) + return ff_filter_frame(outlink, input_frame); + + av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n", + av_get_pix_fmt_name(input_frame->format), + input_frame->width, input_frame->height, input_frame->pts); + + if (vpp_ctx->va_context == VA_INVALID_ID) + return AVERROR(EINVAL); + + input_surface = (VASurfaceID)(uintptr_t)input_frame->data[3]; + av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for transpose vpp input.\n", + input_surface); + + output_frame = ff_get_video_buffer(outlink, vpp_ctx->output_width, + vpp_ctx->output_height); + if (!output_frame) { + err = AVERROR(ENOMEM); + goto fail; + } + + output_surface = (VASurfaceID)(uintptr_t)output_frame->data[3]; + av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for transpose vpp output.\n", + output_surface); + memset(¶ms, 0, sizeof(params)); + input_region = (VARectangle) { + .x = 0, + .y = 0, + .width = input_frame->width, + .height = input_frame->height, + }; + + output_region = (VARectangle) { + .x = 0, + .y = 0, + .width = output_frame->width, + .height = output_frame->height, + }; + + params.rotation_state = ctx->rotation_state; + params.mirror_state = ctx->mirror_state; + + params.filters = &vpp_ctx->filter_buffers[0]; + params.num_filters = vpp_ctx->nb_filter_buffers; + + params.surface = input_surface; + params.surface_region = &input_region; + params.surface_color_standard = + ff_vaapi_vpp_colour_standard(input_frame->colorspace); + + params.output_region = &output_region; + params.output_background_color = VAAPI_VPP_BACKGROUND_BLACK; + params.output_color_standard = params.surface_color_standard; + + err = ff_vaapi_vpp_render_picture(avctx, ¶ms, output_surface); + if (err < 0) + goto fail; + + err = av_frame_copy_props(output_frame, input_frame); + if (err < 0) + goto fail; + av_frame_free(&input_frame); + + av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u (%"PRId64").\n", + av_get_pix_fmt_name(output_frame->format), + output_frame->width, output_frame->height, output_frame->pts); + + return ff_filter_frame(outlink, output_frame); + +fail: + av_frame_free(&input_frame); + av_frame_free(&output_frame); + return err; +} + +static av_cold int transpose_vaapi_init(AVFilterContext *avctx) +{ + VAAPIVPPContext *vpp_ctx = avctx->priv; + + ff_vaapi_vpp_ctx_init(avctx); + vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit; + vpp_ctx->build_filter_params = transpose_vaapi_build_filter_params; + vpp_ctx->output_format = AV_PIX_FMT_NONE; + + return 0; +} + +static int transpose_vaapi_vpp_config_output(AVFilterLink *outlink) +{ + AVFilterContext *avctx = outlink->src; + VAAPIVPPContext *vpp_ctx = avctx->priv; + TransposeVAAPIContext *ctx = avctx->priv; + AVFilterLink *inlink = avctx->inputs[0]; + + if ((inlink->w >= inlink->h && ctx->passthrough == TRANSPOSE_PT_TYPE_LANDSCAPE) || + (inlink->w <= inlink->h && ctx->passthrough == TRANSPOSE_PT_TYPE_PORTRAIT)) { + outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx); + if (!outlink->hw_frames_ctx) + return AVERROR(ENOMEM); + av_log(avctx, AV_LOG_VERBOSE, + "w:%d h:%d -> w:%d h:%d (passthrough mode)\n", + inlink->w, inlink->h, inlink->w, inlink->h); + return 0; + } + + ctx->passthrough = TRANSPOSE_PT_TYPE_NONE; + + switch (ctx->dir) { + case TRANSPOSE_CCLOCK_FLIP: + case TRANSPOSE_CCLOCK: + case TRANSPOSE_CLOCK: + case TRANSPOSE_CLOCK_FLIP: + vpp_ctx->output_width = avctx->inputs[0]->h; + vpp_ctx->output_height = avctx->inputs[0]->w; + av_log(avctx, AV_LOG_DEBUG, "swap width and height for clock/cclock rotation\n"); + break; + default: + break; + } + + return ff_vaapi_vpp_config_output(outlink); +} + +static AVFrame *get_video_buffer(AVFilterLink *inlink, int w, int h) +{ + TransposeVAAPIContext *ctx = inlink->dst->priv; + + return ctx->passthrough ? + ff_null_get_video_buffer(inlink, w, h) : + ff_default_get_video_buffer(inlink, w, h); +} + +#define OFFSET(x) offsetof(TransposeVAAPIContext, x) +#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM) +static const AVOption transpose_vaapi_options[] = { + { "dir", "set transpose direction", OFFSET(dir), AV_OPT_TYPE_INT, { .i64 = TRANSPOSE_CCLOCK_FLIP }, 0, 6, FLAGS, "dir" }, + { "cclock_flip", "rotate counter-clockwise with vertical flip", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK_FLIP }, .flags=FLAGS, .unit = "dir" }, + { "clock", "rotate clockwise", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK }, .flags=FLAGS, .unit = "dir" }, + { "cclock", "rotate counter-clockwise", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CCLOCK }, .flags=FLAGS, .unit = "dir" }, + { "clock_flip", "rotate clockwise with vertical flip", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_CLOCK_FLIP }, .flags=FLAGS, .unit = "dir" }, + { "reversal", "rotate by half-turn", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_REVERSAL }, .flags=FLAGS, .unit = "dir" }, + { "hflip", "flip horizontally", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_HFLIP }, .flags=FLAGS, .unit = "dir" }, + { "vflip", "flip vertically", 0, AV_OPT_TYPE_CONST, { .i64 = TRANSPOSE_VFLIP }, .flags=FLAGS, .unit = "dir" }, + + { "passthrough", "do not apply transposition if the input matches the specified geometry", + OFFSET(passthrough), AV_OPT_TYPE_INT, {.i64=TRANSPOSE_PT_TYPE_NONE}, 0, INT_MAX, FLAGS, "passthrough" }, + { "none", "always apply transposition", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_NONE}, INT_MIN, INT_MAX, FLAGS, "passthrough" }, + { "portrait", "preserve portrait geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_PORTRAIT}, INT_MIN, INT_MAX, FLAGS, "passthrough" }, + { "landscape", "preserve landscape geometry", 0, AV_OPT_TYPE_CONST, {.i64=TRANSPOSE_PT_TYPE_LANDSCAPE}, INT_MIN, INT_MAX, FLAGS, "passthrough" }, + + { NULL } +}; + + +AVFILTER_DEFINE_CLASS(transpose_vaapi); + +static const AVFilterPad transpose_vaapi_inputs[] = { + { + .name = "default", + .type = AVMEDIA_TYPE_VIDEO, + .filter_frame = &transpose_vaapi_filter_frame, + .get_video_buffer = get_video_buffer, + .config_props = &ff_vaapi_vpp_config_input, + }, + { NULL } +}; + +static const AVFilterPad transpose_vaapi_outputs[] = { + { + .name = "default", + .type = AVMEDIA_TYPE_VIDEO, + .config_props = &transpose_vaapi_vpp_config_output, + }, + { NULL } +}; + +AVFilter ff_vf_transpose_vaapi = { + .name = "transpose_vaapi", + .description = NULL_IF_CONFIG_SMALL("VAAPI VPP for transpose"), + .priv_size = sizeof(TransposeVAAPIContext), + .init = &transpose_vaapi_init, + .uninit = &ff_vaapi_vpp_ctx_uninit, + .query_formats = &ff_vaapi_vpp_query_formats, + .inputs = transpose_vaapi_inputs, + .outputs = transpose_vaapi_outputs, + .priv_class = &transpose_vaapi_class, + .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE, +}; -- cgit v1.2.3