mirror of https://git.ffmpeg.org/ffmpeg.git
lavfi: VAAPI VPP common infrastructure.
Re-work the VAAPI common infrastructure to avoid code duplication between filters. Signed-off-by: Jun Zhao <jun.zhao@intel.com> Signed-off-by: Mark Thompson <sw@jkqxz.net>
This commit is contained in:
Jun Zhao
Mark Thompson
parent
56a53340ed
commit
dfdeed5a2c
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@ -0,0 +1,379 @@
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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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#include <string.h>
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#include "libavutil/avassert.h"
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#include "libavutil/pixdesc.h"
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#include "formats.h"
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#include "vaapi_vpp.h"
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int ff_vaapi_vpp_query_formats(AVFilterContext *avctx)
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{
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enum AVPixelFormat pix_fmts[] = {
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AV_PIX_FMT_VAAPI, AV_PIX_FMT_NONE,
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};
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int err;
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if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
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&avctx->inputs[0]->out_formats)) < 0)
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return err;
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if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
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&avctx->outputs[0]->in_formats)) < 0)
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return err;
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return 0;
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}
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void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx)
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{
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VAAPIVPPContext *ctx = avctx->priv;
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int i;
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for (i = 0; i < ctx->nb_filter_buffers; i++) {
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if (ctx->filter_buffers[i] != VA_INVALID_ID) {
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vaDestroyBuffer(ctx->hwctx->display, ctx->filter_buffers[i]);
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ctx->filter_buffers[i] = VA_INVALID_ID;
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}
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}
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ctx->nb_filter_buffers = 0;
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if (ctx->va_context != VA_INVALID_ID) {
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vaDestroyContext(ctx->hwctx->display, ctx->va_context);
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ctx->va_context = VA_INVALID_ID;
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}
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if (ctx->va_config != VA_INVALID_ID) {
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vaDestroyConfig(ctx->hwctx->display, ctx->va_config);
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ctx->va_config = VA_INVALID_ID;
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}
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av_buffer_unref(&ctx->output_frames_ref);
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av_buffer_unref(&ctx->device_ref);
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ctx->hwctx = NULL;
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}
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int ff_vaapi_vpp_config_input(AVFilterLink *inlink)
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{
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AVFilterContext *avctx = inlink->dst;
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VAAPIVPPContext *ctx = avctx->priv;
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if (ctx->pipeline_uninit)
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ctx->pipeline_uninit(avctx);
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if (!inlink->hw_frames_ctx) {
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av_log(avctx, AV_LOG_ERROR, "A hardware frames reference is "
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"required to associate the processing device.\n");
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return AVERROR(EINVAL);
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}
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ctx->input_frames_ref = av_buffer_ref(inlink->hw_frames_ctx);
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if (!ctx->input_frames_ref) {
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av_log(avctx, AV_LOG_ERROR, "A input frames reference create "
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"failed.\n");
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return AVERROR(ENOMEM);
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}
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ctx->input_frames = (AVHWFramesContext*)ctx->input_frames_ref->data;
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return 0;
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}
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int ff_vaapi_vpp_config_output(AVFilterLink *outlink)
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{
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AVFilterContext *avctx = outlink->src;
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VAAPIVPPContext *ctx = avctx->priv;
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AVVAAPIHWConfig *hwconfig = NULL;
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AVHWFramesConstraints *constraints = NULL;
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AVVAAPIFramesContext *va_frames;
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VAStatus vas;
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int err, i;
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if (ctx->pipeline_uninit)
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ctx->pipeline_uninit(avctx);
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if (!ctx->output_width)
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ctx->output_width = avctx->inputs[0]->w;
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if (!ctx->output_height)
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ctx->output_height = avctx->inputs[0]->h;
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av_assert0(ctx->input_frames);
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ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref);
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if (!ctx->device_ref) {
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av_log(avctx, AV_LOG_ERROR, "A device reference create "
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"failed.\n");
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return AVERROR(ENOMEM);
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}
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ctx->hwctx = ((AVHWDeviceContext*)ctx->device_ref->data)->hwctx;
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av_assert0(ctx->va_config == VA_INVALID_ID);
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vas = vaCreateConfig(ctx->hwctx->display, VAProfileNone,
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VAEntrypointVideoProc, NULL, 0, &ctx->va_config);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
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"config: %d (%s).\n", vas, vaErrorStr(vas));
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err = AVERROR(EIO);
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goto fail;
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}
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hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref);
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if (!hwconfig) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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hwconfig->config_id = ctx->va_config;
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constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref,
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hwconfig);
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if (!constraints) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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if (ctx->output_format == AV_PIX_FMT_NONE)
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ctx->output_format = ctx->input_frames->sw_format;
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if (constraints->valid_sw_formats) {
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for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) {
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if (ctx->output_format == constraints->valid_sw_formats[i])
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break;
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}
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if (constraints->valid_sw_formats[i] == AV_PIX_FMT_NONE) {
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av_log(avctx, AV_LOG_ERROR, "Hardware does not support output "
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"format %s.\n", av_get_pix_fmt_name(ctx->output_format));
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err = AVERROR(EINVAL);
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goto fail;
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}
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}
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if (ctx->output_width < constraints->min_width ||
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ctx->output_height < constraints->min_height ||
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ctx->output_width > constraints->max_width ||
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ctx->output_height > constraints->max_height) {
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av_log(avctx, AV_LOG_ERROR, "Hardware does not support scaling to "
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"size %dx%d (constraints: width %d-%d height %d-%d).\n",
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ctx->output_width, ctx->output_height,
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constraints->min_width, constraints->max_width,
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constraints->min_height, constraints->max_height);
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err = AVERROR(EINVAL);
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goto fail;
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}
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ctx->output_frames_ref = av_hwframe_ctx_alloc(ctx->device_ref);
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if (!ctx->output_frames_ref) {
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av_log(avctx, AV_LOG_ERROR, "Failed to create HW frame context "
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"for output.\n");
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err = AVERROR(ENOMEM);
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goto fail;
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}
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ctx->output_frames = (AVHWFramesContext*)ctx->output_frames_ref->data;
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ctx->output_frames->format = AV_PIX_FMT_VAAPI;
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ctx->output_frames->sw_format = ctx->output_format;
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ctx->output_frames->width = ctx->output_width;
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ctx->output_frames->height = ctx->output_height;
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// The number of output frames we need is determined by what follows
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// the filter. If it's an encoder with complex frame reference
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// structures then this could be very high.
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ctx->output_frames->initial_pool_size = 10;
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err = av_hwframe_ctx_init(ctx->output_frames_ref);
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if (err < 0) {
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av_log(avctx, AV_LOG_ERROR, "Failed to initialise VAAPI frame "
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"context for output: %d\n", err);
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goto fail;
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}
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va_frames = ctx->output_frames->hwctx;
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av_assert0(ctx->va_context == VA_INVALID_ID);
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vas = vaCreateContext(ctx->hwctx->display, ctx->va_config,
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ctx->output_width, ctx->output_height,
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VA_PROGRESSIVE,
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va_frames->surface_ids, va_frames->nb_surfaces,
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&ctx->va_context);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
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"context: %d (%s).\n", vas, vaErrorStr(vas));
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return AVERROR(EIO);
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}
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outlink->w = ctx->output_width;
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outlink->h = ctx->output_height;
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if (ctx->build_filter_params) {
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err = ctx->build_filter_params(avctx);
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if (err < 0)
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goto fail;
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}
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outlink->hw_frames_ctx = av_buffer_ref(ctx->output_frames_ref);
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if (!outlink->hw_frames_ctx) {
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err = AVERROR(ENOMEM);
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goto fail;
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}
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av_freep(&hwconfig);
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av_hwframe_constraints_free(&constraints);
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return 0;
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fail:
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av_buffer_unref(&ctx->output_frames_ref);
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av_freep(&hwconfig);
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av_hwframe_constraints_free(&constraints);
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return err;
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}
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int ff_vaapi_vpp_colour_standard(enum AVColorSpace av_cs)
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{
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switch(av_cs) {
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#define CS(av, va) case AVCOL_SPC_ ## av: return VAProcColorStandard ## va;
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CS(BT709, BT709);
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CS(BT470BG, BT601);
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CS(SMPTE170M, SMPTE170M);
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CS(SMPTE240M, SMPTE240M);
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#undef CS
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default:
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return VAProcColorStandardNone;
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}
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}
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int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
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int type,
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const void *data,
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size_t size,
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int count)
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{
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VAStatus vas;
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VABufferID buffer;
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VAAPIVPPContext *ctx = avctx->priv;
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av_assert0(ctx->nb_filter_buffers + 1 <= VAProcFilterCount);
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vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
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type, size, count, (void*)data, &buffer);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to create parameter "
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"buffer (type %d): %d (%s).\n",
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type, vas, vaErrorStr(vas));
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return AVERROR(EIO);
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}
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ctx->filter_buffers[ctx->nb_filter_buffers++] = buffer;
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av_log(avctx, AV_LOG_DEBUG, "Param buffer (type %d, %zu bytes, count %d) "
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"is %#x.\n", type, size, count, buffer);
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return 0;
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}
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int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
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VAProcPipelineParameterBuffer *params,
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VASurfaceID output_surface)
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{
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VABufferID params_id;
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VAStatus vas;
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int err = 0;
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VAAPIVPPContext *ctx = avctx->priv;
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vas = vaBeginPicture(ctx->hwctx->display,
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ctx->va_context, output_surface);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to attach new picture: "
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"%d (%s).\n", vas, vaErrorStr(vas));
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err = AVERROR(EIO);
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goto fail;
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}
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vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
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VAProcPipelineParameterBufferType,
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sizeof(*params), 1, params, ¶ms_id);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer: "
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"%d (%s).\n", vas, vaErrorStr(vas));
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err = AVERROR(EIO);
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goto fail_after_begin;
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}
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av_log(avctx, AV_LOG_DEBUG, "Pipeline parameter buffer is %#x.\n",
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params_id);
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vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
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¶ms_id, 1);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to render parameter buffer: "
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"%d (%s).\n", vas, vaErrorStr(vas));
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err = AVERROR(EIO);
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goto fail_after_begin;
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}
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vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to start picture processing: "
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"%d (%s).\n", vas, vaErrorStr(vas));
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err = AVERROR(EIO);
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goto fail_after_render;
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}
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if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
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AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) {
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vas = vaDestroyBuffer(ctx->hwctx->display, params_id);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(avctx, AV_LOG_ERROR, "Failed to free parameter buffer: "
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"%d (%s).\n", vas, vaErrorStr(vas));
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// And ignore.
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}
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}
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return 0;
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// We want to make sure that if vaBeginPicture has been called, we also
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// call vaRenderPicture and vaEndPicture. These calls may well fail or
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// do something else nasty, but once we're in this failure case there
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// isn't much else we can do.
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fail_after_begin:
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vaRenderPicture(ctx->hwctx->display, ctx->va_context, ¶ms_id, 1);
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fail_after_render:
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vaEndPicture(ctx->hwctx->display, ctx->va_context);
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fail:
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return err;
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}
|
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|
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void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx)
|
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{
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int i;
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VAAPIVPPContext *ctx = avctx->priv;
|
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|
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ctx->va_config = VA_INVALID_ID;
|
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ctx->va_context = VA_INVALID_ID;
|
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ctx->valid_ids = 1;
|
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|
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for (i = 0; i < VAProcFilterCount; i++)
|
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ctx->filter_buffers[i] = VA_INVALID_ID;
|
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ctx->nb_filter_buffers = 0;
|
||||
}
|
||||
|
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void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx)
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{
|
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VAAPIVPPContext *ctx = avctx->priv;
|
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if (ctx->valid_ids && ctx->pipeline_uninit)
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ctx->pipeline_uninit(avctx);
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|
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av_buffer_unref(&ctx->input_frames_ref);
|
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av_buffer_unref(&ctx->output_frames_ref);
|
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av_buffer_unref(&ctx->device_ref);
|
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}
|
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|
|
@ -0,0 +1,82 @@
|
|||
/*
|
||||
* 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
|
||||
*/
|
||||
|
||||
#ifndef AVFILTER_VAAPI_VPP_H
|
||||
#define AVFILTER_VAAPI_VPP_H
|
||||
|
||||
#include <va/va.h>
|
||||
#include <va/va_vpp.h>
|
||||
|
||||
#include "libavutil/hwcontext.h"
|
||||
#include "libavutil/hwcontext_vaapi.h"
|
||||
|
||||
#include "avfilter.h"
|
||||
|
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typedef struct VAAPIVPPContext {
|
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const AVClass *class;
|
||||
|
||||
AVVAAPIDeviceContext *hwctx;
|
||||
AVBufferRef *device_ref;
|
||||
|
||||
int valid_ids;
|
||||
VAConfigID va_config;
|
||||
VAContextID va_context;
|
||||
|
||||
AVBufferRef *input_frames_ref;
|
||||
AVHWFramesContext *input_frames;
|
||||
|
||||
AVBufferRef *output_frames_ref;
|
||||
AVHWFramesContext *output_frames;
|
||||
|
||||
enum AVPixelFormat output_format;
|
||||
int output_width; // computed width
|
||||
int output_height; // computed height
|
||||
|
||||
VABufferID filter_buffers[VAProcFilterCount];
|
||||
int nb_filter_buffers;
|
||||
|
||||
int (*build_filter_params)(AVFilterContext *avctx);
|
||||
|
||||
void (*pipeline_uninit)(AVFilterContext *avctx);
|
||||
} VAAPIVPPContext;
|
||||
|
||||
void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx);
|
||||
|
||||
void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx);
|
||||
|
||||
int ff_vaapi_vpp_query_formats(AVFilterContext *avctx);
|
||||
|
||||
void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx);
|
||||
|
||||
int ff_vaapi_vpp_config_input(AVFilterLink *inlink);
|
||||
|
||||
int ff_vaapi_vpp_config_output(AVFilterLink *outlink);
|
||||
|
||||
int ff_vaapi_vpp_colour_standard(enum AVColorSpace av_cs);
|
||||
|
||||
int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
|
||||
int type,
|
||||
const void *data,
|
||||
size_t size,
|
||||
int count);
|
||||
|
||||
int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
|
||||
VAProcPipelineParameterBuffer *params,
|
||||
VASurfaceID output_surface);
|
||||
|
||||
#endif /* AVFILTER_VAAPI_VPP_H */
|
||||
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Reference in New Issue