[FFmpeg-devel] [PATCH 5/5] lavfi: add misc(denoise/sharpness) VPP video filter.

Jun Zhao mypopydev at gmail.com
Mon Jan 8 10:35:52 EET 2018


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From 5be7c9c55e1ad092223a13f465da3b1a2f1d01b3 Mon Sep 17 00:00:00 2001
From: Jun Zhao <jun.zhao at intel.com>
Date: Mon, 8 Jan 2018 16:19:17 +0800
Subject: [PATCH 5/5] lavfi: add misc(denoise/sharpness) VPP video filter.

add misc(denoise/sharpness) VPP video filter.

 Signed-off-by: Yun Zhou <yunx.z.zhou at intel.com>
 Signed-off-by: Jun Zhao <jun.zhao at intel.com>
---
 configure                   |   1 +
 libavfilter/Makefile        |   1 +
 libavfilter/allfilters.c    |   1 +
 libavfilter/vf_misc_vaapi.c | 328 ++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 331 insertions(+)
 create mode 100644 libavfilter/vf_misc_vaapi.c

diff --git a/configure b/configure
index 366a67d327..3b8743db4d 100755
--- a/configure
+++ b/configure
@@ -3227,6 +3227,7 @@ kerndeint_filter_deps="gpl"
 ladspa_filter_deps="ladspa libdl"
 lv2_filter_deps="lv2"
 mcdeint_filter_deps="avcodec gpl"
+misc_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
 movie_filter_deps="avcodec avformat"
 mpdecimate_filter_deps="gpl"
 mpdecimate_filter_select="pixelutils"
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index 43d0dd36e6..970597b706 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -247,6 +247,7 @@ OBJS-$(CONFIG_METADATA_FILTER)               += f_metadata.o
 OBJS-$(CONFIG_MIDEQUALIZER_FILTER)           += vf_midequalizer.o framesync.o
 OBJS-$(CONFIG_MINTERPOLATE_FILTER)           += vf_minterpolate.o motion_estimation.o
 OBJS-$(CONFIG_MIX_FILTER)                    += vf_mix.o
+OBJS-$(CONFIG_MISC_VAAPI_FILTER)             += vf_misc_vaapi.o vaapi_vpp.o
 OBJS-$(CONFIG_MPDECIMATE_FILTER)             += vf_mpdecimate.o
 OBJS-$(CONFIG_NEGATE_FILTER)                 += vf_lut.o
 OBJS-$(CONFIG_NLMEANS_FILTER)                += vf_nlmeans.o
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 63550628e5..e5b713ea08 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -257,6 +257,7 @@ static void register_all(void)
     REGISTER_FILTER(MIDEQUALIZER,   midequalizer,   vf);
     REGISTER_FILTER(MINTERPOLATE,   minterpolate,   vf);
     REGISTER_FILTER(MIX,            mix,            vf);
+    REGISTER_FILTER(MISC_VAAPI,     misc_vaapi,     vf);
     REGISTER_FILTER(MPDECIMATE,     mpdecimate,     vf);
     REGISTER_FILTER(NEGATE,         negate,         vf);
     REGISTER_FILTER(NLMEANS,        nlmeans,        vf);
diff --git a/libavfilter/vf_misc_vaapi.c b/libavfilter/vf_misc_vaapi.c
new file mode 100644
index 0000000000..f6ef764b09
--- /dev/null
+++ b/libavfilter/vf_misc_vaapi.c
@@ -0,0 +1,328 @@
+/*
+ * 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 <string.h>
+
+#include <va/va.h>
+#include <va/va_vpp.h>
+
+#include "libavutil/avassert.h"
+#include "libavutil/hwcontext.h"
+#include "libavutil/hwcontext_vaapi.h"
+#include "libavutil/mem.h"
+#include "libavutil/opt.h"
+#include "libavutil/pixdesc.h"
+
+#include "avfilter.h"
+#include "formats.h"
+#include "internal.h"
+#include "vaapi_vpp.h"
+
+typedef struct MiscVAAPIContext {
+    const AVClass *class;
+
+    VAAPIVPPContext   *vpp_ctx;
+
+    VAProcFilterCap denoise_caps;
+    int denoise;         // enable denoise algo. level is the optional
+                         // value from the interval [-1, 100], -1 means disabled
+
+    VAProcFilterCap sharpness_caps;
+    int sharpness;       // enable sharpness. level is the optional value
+                         // from the interval [-1, 100], -1 means disabled
+    int num_filter_bufs;
+    VABufferID filter_bufs[VAProcFilterCount];
+} MiscVAAPIContext;
+
+static int misc_vaapi_query_formats(AVFilterContext *avctx)
+{
+    return vaapi_vpp_query_formats(avctx);
+}
+
+static int misc_vaapi_pipeline_uninit(AVFilterContext *avctx)
+{
+    MiscVAAPIContext *ctx =  avctx->priv;
+    VAAPIVPPContext *vpp_ctx =  ctx->vpp_ctx;
+
+    return vaapi_vpp_pipeline_uninit(vpp_ctx);
+}
+
+static int misc_vaapi_config_input(AVFilterLink *inlink)
+{
+    AVFilterContext *avctx   = inlink->dst;
+    MiscVAAPIContext *ctx = avctx->priv;
+    VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+
+    return vaapi_vpp_config_input(inlink, vpp_ctx);
+}
+
+static float map_to_range(
+    int input, int in_min, int in_max,
+    float out_min, float out_max)
+{
+    return (input - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
+}
+
+static int misc_vaapi_build_filter_params(AVFilterContext *avctx)
+{
+    MiscVAAPIContext *ctx = avctx->priv;
+    VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+    VAStatus vas;
+    VAProcFilterParameterBufferColorBalance misc_params[4];
+    VAProcFilterCapColorBalance misc_caps[VAProcColorBalanceCount];
+    uint32_t num_denoise_caps = 1;
+    uint32_t num_sharpness_caps = 1;
+
+    VAProcFilterParameterBuffer denoise;
+    VAProcFilterParameterBuffer sharpness;
+
+    memset(&misc_params, 0, sizeof(misc_params));
+    memset(&misc_caps, 0, sizeof(misc_caps));
+
+    if (ctx->denoise != -1) {
+        vas = vaQueryVideoProcFilterCaps(vpp_ctx->hwctx->display, vpp_ctx->va_context,
+                                         VAProcFilterNoiseReduction,
+                                         &ctx->denoise_caps, &num_denoise_caps);
+        if (vas != VA_STATUS_SUCCESS) {
+            av_log(ctx, AV_LOG_ERROR, "Failed to query denoise caps "
+                   "context: %d (%s).\n", vas, vaErrorStr(vas));
+            return AVERROR(EIO);
+        }
+
+        denoise.type  = VAProcFilterNoiseReduction;
+        denoise.value =  map_to_range(ctx->denoise, 0, 100,
+                                      ctx->denoise_caps.range.min_value,
+                                      ctx->denoise_caps.range.max_value);
+        vaapi_vpp_make_param_buffers(vpp_ctx, VAProcFilterParameterBufferType,
+                                     &denoise, sizeof(denoise), 1);
+    }
+
+    if (ctx->sharpness != -1) {
+        vas = vaQueryVideoProcFilterCaps(vpp_ctx->hwctx->display, vpp_ctx->va_context,
+                                         VAProcFilterSharpening,
+                                         &ctx->sharpness_caps, &num_sharpness_caps);
+        if (vas != VA_STATUS_SUCCESS) {
+            av_log(ctx, AV_LOG_ERROR, "Failed to query sharpness caps "
+                   "context: %d (%s).\n", vas, vaErrorStr(vas));
+            return AVERROR(EIO);
+        }
+
+        sharpness.type  = VAProcFilterSharpening;
+        sharpness.value = map_to_range(ctx->sharpness,
+                                       0, 100,
+                                       ctx->sharpness_caps.range.min_value,
+                                       ctx->sharpness_caps.range.max_value);
+        vaapi_vpp_make_param_buffers(vpp_ctx,
+                                     VAProcFilterParameterBufferType,
+                                     &sharpness, sizeof(sharpness), 1);
+    }
+
+    return 0;
+}
+
+static int misc_vaapi_config_output(AVFilterLink *outlink)
+{
+    AVFilterContext *avctx   = outlink->src;
+    MiscVAAPIContext *ctx = avctx->priv;
+    VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+    int err;
+
+    ctx->vpp_ctx->output_width = avctx->inputs[0]->w;
+    ctx->vpp_ctx->output_height = avctx->inputs[0]->h;
+
+    // multiple filters aren't supported in the driver:
+    // sharpness can't work with noise reduction(de-noise), deinterlacing
+    // color balance, skin tone enhancement...
+    if (ctx->denoise != -1 && ctx->sharpness != -1) {
+        av_log(ctx, AV_LOG_ERROR, "Do not support multiply filters (sharpness "
+               "can't work with the other filters).\n");
+        err = AVERROR(EINVAL);
+        goto fail;
+    }
+
+    err = vaapi_vpp_config_output(outlink, vpp_ctx);
+    if (err < 0)
+        goto fail;
+
+    return 0;
+
+fail:
+    return err;
+}
+
+static int misc_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
+{
+    AVFilterContext *avctx = inlink->dst;
+    AVFilterLink *outlink = avctx->outputs[0];
+    MiscVAAPIContext *ctx = avctx->priv;
+    VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+    AVFrame *output_frame = NULL;
+    VASurfaceID input_surface, output_surface;
+    VARectangle input_region;
+
+    VAProcPipelineParameterBuffer params;
+    int err;
+
+    av_log(ctx, 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(ctx, AV_LOG_DEBUG, "Using surface %#x for misc vpp input.\n",
+           input_surface);
+
+    output_frame = av_frame_alloc();
+    if (!output_frame) {
+        av_log(ctx, AV_LOG_ERROR, "Failed to allocate output frame.");
+        err = AVERROR(ENOMEM);
+        goto fail;
+    }
+
+    err = av_hwframe_get_buffer(vpp_ctx->output_frames_ref, output_frame, 0);
+    if (err < 0) {
+        av_log(ctx, AV_LOG_ERROR, "Failed to get surface for "
+               "output: %d\n.", err);
+    }
+
+    output_surface = (VASurfaceID)(uintptr_t)output_frame->data[3];
+    av_log(ctx, AV_LOG_DEBUG, "Using surface %#x for misc vpp output.\n",
+           output_surface);
+    memset(&params, 0, sizeof(params));
+    input_region = (VARectangle) {
+        .x      = 0,
+        .y      = 0,
+        .width  = input_frame->width,
+        .height = input_frame->height,
+    };
+
+    if (vpp_ctx->nb_filter_buffers) {
+        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 =
+        vaapi_vpp_colour_standard(input_frame->colorspace);
+
+    params.output_region = NULL;
+    params.output_background_color = 0xff000000;
+    params.output_color_standard = params.surface_color_standard;
+
+    params.pipeline_flags = 0;
+    params.filter_flags = VA_FRAME_PICTURE;
+
+    err = vaapi_vpp_render_picture(vpp_ctx, &params, 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(ctx, 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(&output_frame);
+    return err;
+}
+
+static av_cold int misc_vaapi_init(AVFilterContext *avctx)
+{
+    MiscVAAPIContext *ctx = avctx->priv;
+    VAAPIVPPContext *vpp_ctx;
+
+    ctx->vpp_ctx = av_mallocz(sizeof(VAAPIVPPContext));
+    if (!ctx->vpp_ctx)
+        return AVERROR(ENOMEM);
+
+    vpp_ctx = ctx->vpp_ctx;
+
+    vaapi_vpp_ctx_init(vpp_ctx);
+    vpp_ctx->pipeline_uninit     = misc_vaapi_pipeline_uninit;
+    vpp_ctx->build_filter_params = misc_vaapi_build_filter_params;
+    vpp_ctx->output_format = AV_PIX_FMT_NONE;
+
+    return 0;
+}
+
+static av_cold void misc_vaapi_uninit(AVFilterContext *avctx)
+{
+    MiscVAAPIContext *ctx = avctx->priv;
+    VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+    for (int i = 0; i < ctx->num_filter_bufs; i++)
+        vaDestroyBuffer(vpp_ctx->hwctx->display, ctx->filter_bufs[i]);
+
+    vaapi_vpp_ctx_uninit(avctx, vpp_ctx);
+}
+
+#define OFFSET(x) offsetof(MiscVAAPIContext, x)
+#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM)
+static const AVOption misc_vaapi_options[] = {
+    { "denoise", "denoise level [-1, 100], -1 means disabled",
+      OFFSET(denoise), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, .flags = FLAGS },
+    { "sharpness", "sharpness level [-1, 100], -1 means disabled",
+      OFFSET(sharpness), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 100, .flags = FLAGS },
+    { NULL },
+};
+
+static const AVClass misc_vaapi_class = {
+    .class_name = "misc_vaapi",
+    .item_name  = av_default_item_name,
+    .option     = misc_vaapi_options,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
+static const AVFilterPad misc_vaapi_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .filter_frame = &misc_vaapi_filter_frame,
+        .config_props = &misc_vaapi_config_input,
+    },
+    { NULL }
+};
+
+static const AVFilterPad misc_vaapi_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+        .config_props = &misc_vaapi_config_output,
+    },
+    { NULL }
+};
+
+AVFilter ff_vf_misc_vaapi = {
+    .name          = "misc_vaapi",
+    .description   = NULL_IF_CONFIG_SMALL("Misc VAAPI VPP for de-noise, sharpness"),
+    .priv_size     = sizeof(MiscVAAPIContext),
+    .init          = &misc_vaapi_init,
+    .uninit        = &misc_vaapi_uninit,
+    .query_formats = &misc_vaapi_query_formats,
+    .inputs        = misc_vaapi_inputs,
+    .outputs       = misc_vaapi_outputs,
+    .priv_class    = &misc_vaapi_class,
+    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+};
+
-- 
2.14.1



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