From 72b242449086d7366ee524e608bb8f178c15b8cf Mon Sep 17 00:00:00 2001
From: Jun Zhao <jun.z...@intel.com>
Date: Mon, 8 Jan 2018 16:12:41 +0800
Subject: [PATCH 4/5] lavfi: add ProcAmp(color balance) vaapi video filter.
add ProcAmp(color balance) vaapi video filter, use the option
like -vf "procamp_vaapi=b=10:h=120:c=2.8:s=3.7" to set
brightness/hue/contrast/saturation.
Signed-off-by: Yun Zhou <yunx.z.z...@intel.com>
Signed-off-by: Jun Zhao <jun.z...@intel.com>
---
configure | 1 +
libavfilter/Makefile | 1 +
libavfilter/allfilters.c | 1 +
libavfilter/vf_procamp_vaapi.c | 308 +++++++++++++++++++++++++++++++++++++++++
4 files changed, 311 insertions(+)
create mode 100644 libavfilter/vf_procamp_vaapi.c
diff --git a/configure b/configure
index 1c3e505b04..366a67d327 100755
--- a/configure
+++ b/configure
@@ -3245,6 +3245,7 @@ perspective_filter_deps="gpl"
phase_filter_deps="gpl"
pp7_filter_deps="gpl"
pp_filter_deps="gpl postproc"
+procamp_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
program_opencl_filter_deps="opencl"
pullup_filter_deps="gpl"
removelogo_filter_deps="avcodec avformat swscale"
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index bbc97a0831..43d0dd36e6 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -275,6 +275,7 @@ OBJS-$(CONFIG_PP_FILTER) += vf_pp.o
OBJS-$(CONFIG_PP7_FILTER) += vf_pp7.o
OBJS-$(CONFIG_PREMULTIPLY_FILTER) += vf_premultiply.o framesync.o
OBJS-$(CONFIG_PREWITT_FILTER) += vf_convolution.o
+OBJS-$(CONFIG_PROCAMP_VAAPI_FILTER) += vf_procamp_vaapi.o vaapi_vpp.o
OBJS-$(CONFIG_PROGRAM_OPENCL_FILTER) += vf_program_opencl.o opencl.o
framesync.o
OBJS-$(CONFIG_PSEUDOCOLOR_FILTER) += vf_pseudocolor.o
OBJS-$(CONFIG_PSNR_FILTER) += vf_psnr.o framesync.o
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 42516bbdf9..63550628e5 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -284,6 +284,7 @@ static void register_all(void)
REGISTER_FILTER(PP7, pp7, vf);
REGISTER_FILTER(PREMULTIPLY, premultiply, vf);
REGISTER_FILTER(PREWITT, prewitt, vf);
+ REGISTER_FILTER(PROCAMP_VAAPI, procamp_vaapi, vf);
REGISTER_FILTER(PROGRAM_OPENCL, program_opencl, vf);
REGISTER_FILTER(PSEUDOCOLOR, pseudocolor, vf);
REGISTER_FILTER(PSNR, psnr, vf);
diff --git a/libavfilter/vf_procamp_vaapi.c b/libavfilter/vf_procamp_vaapi.c
new file mode 100644
index 0000000000..d169d54ebe
--- /dev/null
+++ b/libavfilter/vf_procamp_vaapi.c
@@ -0,0 +1,308 @@
+/*
+ * 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 ProcampVAAPIContext {
+ const AVClass *class;
+
+ VAAPIVPPContext *vpp_ctx;
+
+ float bright;
+ float hue;
+ float saturation;
+ float contrast;
+} ProcampVAAPIContext;
+
+static int procamp_vaapi_query_formats(AVFilterContext *avctx)
+{
+ return vaapi_vpp_query_formats(avctx);
+}
+
+static int procamp_vaapi_pipeline_uninit(AVFilterContext *avctx)
+{
+ ProcampVAAPIContext *ctx = avctx->priv;
+ VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+
+ return vaapi_vpp_pipeline_uninit(vpp_ctx);
+}
+
+static int procamp_vaapi_config_input(AVFilterLink *inlink)
+{
+ AVFilterContext *avctx = inlink->dst;
+ ProcampVAAPIContext *ctx = avctx->priv;
+ VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+
+ return vaapi_vpp_config_input(inlink, vpp_ctx);
+}
+
+static int procamp_vaapi_build_filter_params(AVFilterContext *avctx)
+{
+ ProcampVAAPIContext *ctx = avctx->priv;
+ VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+ VAStatus vas;
+ VAProcFilterParameterBufferColorBalance procamp_params[4];
+ VAProcFilterCapColorBalance procamp_caps[VAProcColorBalanceCount];
+ int num_caps;
+
+ memset(&procamp_params, 0, sizeof(procamp_params));
+ memset(&procamp_caps, 0, sizeof(procamp_caps));
+
+ num_caps = VAProcColorBalanceCount;
+ vas = vaQueryVideoProcFilterCaps(vpp_ctx->hwctx->display,
vpp_ctx->va_context,
+ VAProcFilterColorBalance, &procamp_caps,
&num_caps);
+
+ if (vas != VA_STATUS_SUCCESS) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to Query procamp "
+ "query caps: %d (%s).\n", vas, vaErrorStr(vas));
+ return AVERROR(EIO);
+ }
+
+ procamp_params[0].type = VAProcFilterColorBalance;
+ procamp_params[0].attrib = VAProcColorBalanceBrightness;
+ procamp_params[0].value =
+ av_clip(ctx->bright,
+ procamp_caps[VAProcColorBalanceBrightness-1].range.min_value,
+ procamp_caps[VAProcColorBalanceBrightness-1].range.max_value);
+
+ procamp_params[1].type = VAProcFilterColorBalance;
+ procamp_params[1].attrib = VAProcColorBalanceContrast;
+ procamp_params[1].value =
+ av_clip(ctx->contrast,
+ procamp_caps[VAProcColorBalanceContrast-1].range.min_value,
+ procamp_caps[VAProcColorBalanceContrast-1].range.max_value);
+
+ procamp_params[2].type = VAProcFilterColorBalance;
+ procamp_params[2].attrib = VAProcColorBalanceHue;
+ procamp_params[2].value =
+ av_clip(ctx->hue,
+ procamp_caps[VAProcColorBalanceHue-1].range.min_value,
+ procamp_caps[VAProcColorBalanceHue-1].range.max_value);
+
+ procamp_params[3].type = VAProcFilterColorBalance;
+ procamp_params[3].attrib = VAProcColorBalanceSaturation;
+ procamp_params[3].value =
+ av_clip(ctx->saturation,
+ procamp_caps[VAProcColorBalanceSaturation-1].range.min_value,
+ procamp_caps[VAProcColorBalanceSaturation-1].range.max_value);
+
+ vaapi_vpp_make_param_buffers(vpp_ctx,
+ VAProcFilterParameterBufferType,
+ &procamp_params,
+ sizeof(procamp_params[0]),
+ 4);
+
+ return 0;
+}
+
+static int procamp_vaapi_config_output(AVFilterLink *outlink)
+{
+ AVFilterContext *avctx = outlink->src;
+ ProcampVAAPIContext *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;
+
+ err = vaapi_vpp_config_output(outlink, vpp_ctx);
+ if (err < 0)
+ goto fail;
+
+ return 0;
+
+fail:
+ return err;
+}
+
+static int procamp_vaapi_filter_frame(AVFilterLink *inlink, AVFrame
*input_frame)
+{
+ AVFilterContext *avctx = inlink->dst;
+ AVFilterLink *outlink = avctx->outputs[0];
+ ProcampVAAPIContext *ctx = avctx->priv;
+ VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+ AVFrame *output_frame = NULL;
+ VASurfaceID input_surface, output_surface;
+ VAProcPipelineParameterBuffer params;
+ VARectangle input_region;
+ 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 procamp 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 procamp output.\n",
+ output_surface);
+ memset(¶ms, 0, sizeof(params));
+ input_region = (VARectangle) {
+ .x = 0,
+ .y = 0,
+ .width = input_frame->width,
+ .height = input_frame->height,
+ };
+
+ 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;
+
+ params.filters = &vpp_ctx->filter_buffers[0];
+ params.num_filters = 1;
+
+ err = vaapi_vpp_render_picture(vpp_ctx, ¶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(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 procamp_vaapi_init(AVFilterContext *avctx)
+{
+ ProcampVAAPIContext *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 = procamp_vaapi_pipeline_uninit;
+ vpp_ctx->build_filter_params = procamp_vaapi_build_filter_params;
+ vpp_ctx->output_format = AV_PIX_FMT_NONE;
+
+ return 0;
+}
+
+static av_cold void procamp_vaapi_uninit(AVFilterContext *avctx)
+{
+ ProcampVAAPIContext *ctx = avctx->priv;
+ VAAPIVPPContext *vpp_ctx = ctx->vpp_ctx;
+
+ vaapi_vpp_ctx_uninit(avctx, vpp_ctx);
+}
+
+#define OFFSET(x) offsetof(ProcampVAAPIContext, x)
+#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM)
+static const AVOption procamp_vaapi_options[] = {
+ { "b", "Output video brightness",
+ OFFSET(bright), AV_OPT_TYPE_FLOAT, { .dbl = 0.0 }, -100.0, 100.0,
.flags = FLAGS },
+ { "s", "Output video saturation",
+ OFFSET(saturation), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 0.0, 10.0, .flags
= FLAGS },
+ { "c", "Output video contrast",
+ OFFSET(contrast), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 0.0, 10.0, .flags
= FLAGS },
+ { "h", "Output video hue",
+ OFFSET(hue), AV_OPT_TYPE_FLOAT, { .dbl = 0.0 }, -180.0, 180.0, .flags =
FLAGS },
+ { NULL },
+};
+
+static const AVClass procamp_vaapi_class = {
+ .class_name = "procamp_vaapi",
+ .item_name = av_default_item_name,
+ .option = procamp_vaapi_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+static const AVFilterPad procamp_vaapi_inputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .filter_frame = &procamp_vaapi_filter_frame,
+ .config_props = &procamp_vaapi_config_input,
+ },
+ { NULL }
+};
+
+static const AVFilterPad procamp_vaapi_outputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .config_props = &procamp_vaapi_config_output,
+ },
+ { NULL }
+};
+
+AVFilter ff_vf_procamp_vaapi = {
+ .name = "procamp_vaapi",
+ .description = NULL_IF_CONFIG_SMALL("ProcAmp (color balance) adjustments
for hue, saturation, brightness, contrast"),
+ .priv_size = sizeof(ProcampVAAPIContext),
+ .init = &procamp_vaapi_init,
+ .uninit = &procamp_vaapi_uninit,
+ .query_formats = &procamp_vaapi_query_formats,
+ .inputs = procamp_vaapi_inputs,
+ .outputs = procamp_vaapi_outputs,
+ .priv_class = &procamp_vaapi_class,
+ .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+};
+
--
2.14.1
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