---
configure | 1 +
libavfilter/Makefile | 1 +
libavfilter/allfilters.c | 1 +
libavfilter/vf_scale_amf.c | 620 +++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 623 insertions(+)
create mode 100644 libavfilter/vf_scale_amf.c
diff --git a/configure b/configure
index 333e326a0a..eeb3a93810 100755
--- a/configure
+++ b/configure
@@ -3381,6 +3381,7 @@ rubberband_filter_deps="librubberband"
sab_filter_deps="gpl swscale"
scale2ref_filter_deps="swscale"
scale_filter_deps="swscale"
+scale_amf_filter_deps="amf"
scale_qsv_filter_deps="libmfx"
select_filter_select="pixelutils"
sharpness_vaapi_filter_deps="vaapi VAProcPipelineParameterBuffer"
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index 5b4be4966c..8be008f6e3 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -311,6 +311,7 @@ OBJS-$(CONFIG_ROBERTS_FILTER) +=
vf_convolution.o
OBJS-$(CONFIG_ROTATE_FILTER) += vf_rotate.o
OBJS-$(CONFIG_SAB_FILTER) += vf_sab.o
OBJS-$(CONFIG_SCALE_FILTER) += vf_scale.o scale.o
+OBJS-$(CONFIG_SCALE_AMF_FILTER) += vf_scale_amf.o
OBJS-$(CONFIG_SCALE_CUDA_FILTER) += vf_scale_cuda.o
vf_scale_cuda.ptx.o
OBJS-$(CONFIG_SCALE_NPP_FILTER) += vf_scale_npp.o scale.o
OBJS-$(CONFIG_SCALE_QSV_FILTER) += vf_scale_qsv.o
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index f2d27d2424..ab2a96a35c 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -300,6 +300,7 @@ extern AVFilter ff_vf_roberts;
extern AVFilter ff_vf_rotate;
extern AVFilter ff_vf_sab;
extern AVFilter ff_vf_scale;
+extern AVFilter ff_vf_scale_amf;
extern AVFilter ff_vf_scale_cuda;
extern AVFilter ff_vf_scale_npp;
extern AVFilter ff_vf_scale_qsv;
diff --git a/libavfilter/vf_scale_amf.c b/libavfilter/vf_scale_amf.c
new file mode 100644
index 0000000000..25c0dc1ec3
--- /dev/null
+++ b/libavfilter/vf_scale_amf.c
@@ -0,0 +1,620 @@
+/*
+ * 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
+ */
+
+/**
+ * @file
+ * scale video filter - AMF
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "libavutil/avassert.h"
+#include "libavutil/imgutils.h"
+#include "libavutil/opt.h"
+#include "libavutil/pixdesc.h"
+#include "libavutil/time.h"
+
+#include "libavutil/hwcontext.h"
+#include "libavutil/hwcontext_amf.h"
+
+#include "AMF/components/VideoConverter.h"
+
+#include "avfilter.h"
+#include "formats.h"
+#include "internal.h"
+#include "video.h"
+#include "scale.h"
+
+#if CONFIG_DXVA2
+#include <d3d9.h>
+#endif
+
+#if CONFIG_D3D11VA
+#include <d3d11.h>
+#endif
+
+#define AMFAV_RETURN_IF_FALSE(avctx, exp, ret_value, /*message,*/ ...) \
+ if (!(exp)) { \
+ av_log(avctx, AV_LOG_ERROR, __VA_ARGS__); \
+ return ret_value; \
+ }
+
+
+typedef struct FormatMap {
+ enum AVPixelFormat av_format;
+ enum AMF_SURFACE_FORMAT amf_format;
+} FormatMap;
+
+static const FormatMap format_map[] =
+{
+ { AV_PIX_FMT_NONE, AMF_SURFACE_UNKNOWN },
+ { AV_PIX_FMT_NV12, AMF_SURFACE_NV12 },
+ { AV_PIX_FMT_BGR0, AMF_SURFACE_BGRA },
+ { AV_PIX_FMT_RGB0, AMF_SURFACE_RGBA },
+ { AV_PIX_FMT_GRAY8, AMF_SURFACE_GRAY8 },
+ { AV_PIX_FMT_YUV420P, AMF_SURFACE_YUV420P },
+ { AV_PIX_FMT_YUYV422, AMF_SURFACE_YUY2 },
+};
+
+static enum AMF_SURFACE_FORMAT amf_av_to_amf_format(enum AVPixelFormat fmt)
+{
+ int i;
+ for (i = 0; i < amf_countof(format_map); i++) {
+ if (format_map[i].av_format == fmt) {
+ return format_map[i].amf_format;
+ }
+ }
+ return AMF_SURFACE_UNKNOWN;
+}
+
+typedef struct AMFScaleContext {
+ const AVClass *class;
+
+ int width, height;
+ enum AVPixelFormat format;
+
+ char *w_expr;
+ char *h_expr;
+ char *format_str;
+
+ int rect_left;
+ int rect_right;
+ int rect_top;
+ int rect_bottom;
+
+ int scale_type;
+ int color_profile;
+
+ int keep_aspect_ratio;
+ int fill;
+ uint8_t fill_color[4];
+
+ AMFComponent *converter;
+ AVBufferRef *amf_device_ref;
+
+ AVBufferRef *hwframes_in_ref;
+ AVBufferRef *hwframes_out_ref;
+ AVBufferRef *hwdevice_ref;
+
+ AMFContext *context;
+ AMFFactory *factory;
+
+} AMFScaleContext;
+
+
+static int amf_copy_surface(AVFilterContext *avctx, const AVFrame *frame,
+ AMFSurface* surface)
+{
+ AMFPlane *plane;
+ uint8_t *dst_data[4];
+ int dst_linesize[4];
+ int planes;
+ int i;
+
+ planes = surface->pVtbl->GetPlanesCount(surface);
+ av_assert0(planes < FF_ARRAY_ELEMS(dst_data));
+
+ for (i = 0; i < planes; i++) {
+ plane = surface->pVtbl->GetPlaneAt(surface, i);
+ dst_data[i] = plane->pVtbl->GetNative(plane);
+ dst_linesize[i] = plane->pVtbl->GetHPitch(plane);
+ }
+ av_image_copy(dst_data, dst_linesize,
+ (const uint8_t**)frame->data, frame->linesize, frame->format,
+ frame->width, frame->height);
+
+ return 0;
+}
+
+static void amf_free_amfsurface(void *opaque, uint8_t *data)
+{
+ AMFSurface *surface = (AMFSurface*)(opaque);
+ surface->pVtbl->Release(surface);
+}
+
+static AVFrame *amf_amfsurface_to_avframe(AVFilterContext *avctx, AMFSurface*
pSurface)
+{
+ AVFrame *frame = av_frame_alloc();
+
+ if (!frame)
+ return NULL;
+
+ switch (pSurface->pVtbl->GetMemoryType(pSurface))
+ {
+#if CONFIG_D3D11VA
+ case AMF_MEMORY_DX11:
+ {
+ AMFPlane *plane0 = pSurface->pVtbl->GetPlaneAt(pSurface, 0);
+ frame->data[0] = plane0->pVtbl->GetNative(plane0);
+ frame->data[1] = 0;
+
+ frame->buf[0] = av_buffer_create(NULL,
+ 0,
+ amf_free_amfsurface,
+ pSurface,
+ AV_BUFFER_FLAG_READONLY);
+ pSurface->pVtbl->Acquire(pSurface);
+ }
+ break;
+#endif
+#if CONFIG_DXVA2
+ case AMF_MEMORY_DX9:
+ {
+ AMFPlane *plane0 = pSurface->pVtbl->GetPlaneAt(pSurface, 0);
+ frame->data[3] = plane0->pVtbl->GetNative(plane0);
+
+ frame->buf[0] = av_buffer_create(NULL,
+ 0,
+ amf_free_amfsurface,
+ pSurface,
+ AV_BUFFER_FLAG_READONLY);
+ pSurface->pVtbl->Acquire(pSurface);
+ }
+ break;
+#endif
+ default:
+ {
+ av_assert0(0);//should not happen
+ }
+ }
+
+ return frame;
+}
+
+static int amf_avframe_to_amfsurface(AVFilterContext *avctx, const AVFrame
*frame, AMFSurface** ppSurface)
+{
+ AMFScaleContext *ctx = avctx->priv;
+ AMFSurface *surface;
+ AMF_RESULT res;
+ int hw_surface = 0;
+
+ switch (frame->format) {
+#if CONFIG_D3D11VA
+ case AV_PIX_FMT_D3D11:
+ {
+ static const GUID AMFTextureArrayIndexGUID = { 0x28115527, 0xe7c3,
0x4b66, { 0x99, 0xd3, 0x4f, 0x2a, 0xe6, 0xb4, 0x7f, 0xaf } };
+ ID3D11Texture2D *texture = (ID3D11Texture2D*)frame->data[0]; //
actual texture
+ int index = (intptr_t)frame->data[1]; // index is a slice in
texture array is - set to tell AMF which slice to use
+ texture->lpVtbl->SetPrivateData(texture,
&AMFTextureArrayIndexGUID, sizeof(index), &index);
+
+ res =
ctx->context->pVtbl->CreateSurfaceFromDX11Native(ctx->context, texture,
&surface, NULL); // wrap to AMF surface
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"CreateSurfaceFromDX11Native() failed with error %d\n", res);
+ hw_surface = 1;
+ }
+ break;
+#endif
+#if CONFIG_DXVA2
+ case AV_PIX_FMT_DXVA2_VLD:
+ {
+ IDirect3DSurface9 *texture = (IDirect3DSurface9 *)frame->data[3];
// actual texture
+
+ res =
ctx->context->pVtbl->CreateSurfaceFromDX9Native(ctx->context, texture,
&surface, NULL); // wrap to AMF surface
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"CreateSurfaceFromDX9Native() failed with error %d\n", res);
+ hw_surface = 1;
+ }
+ break;
+#endif
+ default:
+ {
+ AMF_SURFACE_FORMAT amf_fmt = amf_av_to_amf_format(frame->format);
+ res = ctx->context->pVtbl->AllocSurface(ctx->context,
AMF_MEMORY_HOST, amf_fmt, frame->width, frame->height, &surface);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AllocSurface() failed with error %d\n", res);
+ amf_copy_surface(avctx, frame, surface);
+ }
+ break;
+ }
+
+ if (hw_surface) {
+ // input HW surfaces can be vertically aligned by 16; tell AMF the
real size
+ surface->pVtbl->SetCrop(surface, 0, 0, frame->width, frame->height);
+ }
+
+ surface->pVtbl->SetPts(surface, frame->pts);
+ *ppSurface = surface;
+ return 0;
+}
+
+static int amf_scale_init(AVFilterContext *avctx)
+{
+ AMFScaleContext *ctx = avctx->priv;
+
+ if (!strcmp(ctx->format_str, "same")) {
+ ctx->format = AV_PIX_FMT_NONE;
+ } else {
+ ctx->format = av_get_pix_fmt(ctx->format_str);
+ if (ctx->format == AV_PIX_FMT_NONE) {
+ av_log(avctx, AV_LOG_ERROR, "Unrecognized pixel format: %s\n",
ctx->format_str);
+ return AVERROR(EINVAL);
+ }
+ }
+
+ return 0;
+}
+
+static void amf_scale_uninit(AVFilterContext *avctx)
+{
+ AMFScaleContext *ctx = avctx->priv;
+
+ if (ctx->converter) {
+ ctx->converter->pVtbl->Terminate(ctx->converter);
+ ctx->converter->pVtbl->Release(ctx->converter);
+ ctx->converter = NULL;
+ }
+
+ av_buffer_unref(&ctx->amf_device_ref);
+ av_buffer_unref(&ctx->hwdevice_ref);
+ av_buffer_unref(&ctx->hwframes_in_ref);
+ av_buffer_unref(&ctx->hwframes_out_ref);
+}
+
+static int amf_scale_query_formats(AVFilterContext *avctx)
+{
+ AVHWDeviceContext *device_ctx = NULL;
+ const enum AVPixelFormat *output_pix_fmts;
+ AVFilterFormats *input_formats = NULL;
+ int err;
+ int i;
+ static const enum AVPixelFormat input_pix_fmts[] = {
+ AV_PIX_FMT_NV12,
+ AV_PIX_FMT_0RGB,
+ AV_PIX_FMT_BGR0,
+ AV_PIX_FMT_RGB0,
+ AV_PIX_FMT_GRAY8,
+ AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_YUYV422,
+ AV_PIX_FMT_NONE,
+ };
+ static const enum AVPixelFormat output_pix_fmts_default[] = {
+ AV_PIX_FMT_D3D11,
+ AV_PIX_FMT_DXVA2_VLD,
+ AV_PIX_FMT_NONE,
+ };
+ output_pix_fmts = output_pix_fmts_default;
+
+ //in case if hw_device_ctx is set to DXVA2 we change order of pixel
formats to set DXVA2 be choosen by default
+ //The order is ignored if hw_frames_ctx is not NULL on the config_output
stage
+ if (avctx->hw_device_ctx) {
+ device_ctx = (AVHWDeviceContext*)avctx->hw_device_ctx->data;
+
+ if (device_ctx->type == AV_HWDEVICE_TYPE_DXVA2){
+ static const enum AVPixelFormat output_pix_fmts_dxva2[] = {
+ AV_PIX_FMT_DXVA2_VLD,
+ AV_PIX_FMT_D3D11,
+ AV_PIX_FMT_NONE,
+ };
+ output_pix_fmts = output_pix_fmts_dxva2;
+ }
+ }
+
+ input_formats = ff_make_format_list(output_pix_fmts);
+ if (!input_formats) {
+ err = AVERROR(ENOMEM);
+ return err;
+ }
+
+ for (i = 0; input_pix_fmts[i] != AV_PIX_FMT_NONE; i++) {
+ err = ff_add_format(&input_formats, input_pix_fmts[i]);
+ if (err < 0)
+ return err;
+ }
+
+ if ((err = ff_formats_ref(input_formats, &avctx->inputs[0]->out_formats))
< 0 ||
+ (err = ff_formats_ref(ff_make_format_list(output_pix_fmts),
+ &avctx->outputs[0]->in_formats)) < 0)
+ return err;
+
+ return 0;
+}
+
+static int amf_scale_config_output(AVFilterLink *outlink)
+{
+ AVFilterContext *avctx = outlink->src;
+ AVFilterLink *inlink = avctx->inputs[0];
+ AMFScaleContext *ctx = avctx->priv;
+ AVAMFDeviceContext *amf_ctx;
+ AVHWFramesContext *hwframes_out;
+ enum AVPixelFormat pix_fmt_in;
+ AMFSize out_size;
+ AMFRect out_rect;
+ AMFColor fill_color;
+ int err;
+ AMF_RESULT res;
+
+ if ((err = ff_scale_eval_dimensions(avctx,
+ ctx->w_expr, ctx->h_expr,
+ inlink, outlink,
+ &ctx->width, &ctx->height)) < 0)
+ return err;
+
+ av_buffer_unref(&ctx->hwframes_in_ref);
+ av_buffer_unref(&ctx->hwframes_out_ref);
+
+ if (inlink->hw_frames_ctx) {
+ AVHWFramesContext *frames_ctx =
(AVHWFramesContext*)inlink->hw_frames_ctx->data;
+
+ if (amf_av_to_amf_format(frames_ctx->sw_format) ==
AMF_SURFACE_UNKNOWN) {
+ av_log(avctx, AV_LOG_ERROR, "Format of input frames context (%s)
is not supported by AMF.\n",
+ av_get_pix_fmt_name(frames_ctx->sw_format));
+ return AVERROR(EINVAL);
+ }
+
+ err = av_hwdevice_ctx_create_derived(&ctx->amf_device_ref,
AV_HWDEVICE_TYPE_AMF, frames_ctx->device_ref, 0);
+ if (err < 0)
+ return err;
+
+ ctx->hwframes_in_ref = av_buffer_ref(inlink->hw_frames_ctx);
+ if (!ctx->hwframes_in_ref)
+ return AVERROR(ENOMEM);
+
+ ctx->hwframes_out_ref = av_hwframe_ctx_alloc(frames_ctx->device_ref);
+ if (!ctx->hwframes_out_ref)
+ return AVERROR(ENOMEM);
+
+ hwframes_out = (AVHWFramesContext*)ctx->hwframes_out_ref->data;
+ hwframes_out->format = outlink->format;
+ hwframes_out->sw_format = frames_ctx->sw_format;
+ pix_fmt_in = frames_ctx->sw_format;
+
+ } else if (avctx->hw_device_ctx) {
+ err = av_hwdevice_ctx_create_derived(&ctx->amf_device_ref,
AV_HWDEVICE_TYPE_AMF, avctx->hw_device_ctx, 0);
+ if (err < 0)
+ return err;
+
+ ctx->hwdevice_ref = av_buffer_ref(avctx->hw_device_ctx);
+ if (!ctx->hwdevice_ref)
+ return AVERROR(ENOMEM);
+
+ ctx->hwframes_out_ref = av_hwframe_ctx_alloc(ctx->hwdevice_ref);
+ if (!ctx->hwframes_out_ref)
+ return AVERROR(ENOMEM);
+
+ hwframes_out = (AVHWFramesContext*)ctx->hwframes_out_ref->data;
+ hwframes_out->format = outlink->format;
+ hwframes_out->sw_format = inlink->format;
+ pix_fmt_in = inlink->format;
+
+ } else {
+ av_log(ctx, AV_LOG_ERROR, "A hardware device reference to init
hwcontext_amf.\n");
+ return AVERROR(EINVAL);
+ }
+
+ if(ctx->format != AV_PIX_FMT_NONE) {
+ hwframes_out->sw_format = ctx->format;
+ }
+
+ outlink->w = ctx->width;
+ outlink->h = ctx->height;
+
+ hwframes_out->width = outlink->w;
+ hwframes_out->height = outlink->h;
+
+ err = av_hwframe_ctx_init(ctx->hwframes_out_ref);
+ if (err < 0)
+ return err;
+
+ outlink->hw_frames_ctx = av_buffer_ref(ctx->hwframes_out_ref);
+ if (!outlink->hw_frames_ctx) {
+ err = AVERROR(ENOMEM);
+ return err;
+ }
+
+ amf_ctx = ((AVHWDeviceContext*)ctx->amf_device_ref->data)->hwctx;
+ ctx->context = amf_ctx->context;
+ ctx->factory = amf_ctx->factory;
+
+ res = ctx->factory->pVtbl->CreateComponent(ctx->factory, ctx->context,
AMFVideoConverter, &ctx->converter);
+ AMFAV_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_ENCODER_NOT_FOUND,
"CreateComponent(%ls) failed with error %d\n", AMFVideoConverter, res);
+
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->converter,
AMF_VIDEO_CONVERTER_OUTPUT_FORMAT,
(amf_int32)amf_av_to_amf_format(hwframes_out->sw_format));
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+
+ out_size.width = outlink->w;
+ out_size.height = outlink->h;
+ AMF_ASSIGN_PROPERTY_SIZE(res, ctx->converter,
AMF_VIDEO_CONVERTER_OUTPUT_SIZE, out_size);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+
+ out_rect.left = ctx->rect_left;
+ out_rect.top = ctx->rect_top;
+ out_rect.right = ctx->rect_right;
+ out_rect.bottom = ctx->rect_bottom;
+ AMF_ASSIGN_PROPERTY_RECT(res, ctx->converter,
AMF_VIDEO_CONVERTER_OUTPUT_RECT, out_rect);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+
+ AMF_ASSIGN_PROPERTY_BOOL(res, ctx->converter,
AMF_VIDEO_CONVERTER_KEEP_ASPECT_RATIO, ctx->keep_aspect_ratio);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+
+ AMF_ASSIGN_PROPERTY_BOOL(res, ctx->converter, AMF_VIDEO_CONVERTER_FILL,
ctx->fill);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+
+ fill_color.r = ctx->fill_color[0];
+ fill_color.g = ctx->fill_color[1];
+ fill_color.b = ctx->fill_color[2];
+ AMF_ASSIGN_PROPERTY_COLOR(res, ctx->converter,
AMF_VIDEO_CONVERTER_FILL_COLOR, fill_color);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->converter, AMF_VIDEO_CONVERTER_SCALE,
(amf_int32)ctx->scale_type);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+
+ if(ctx->color_profile != AMF_VIDEO_CONVERTER_COLOR_PROFILE_UNKNOWN) {
+ AMF_ASSIGN_PROPERTY_INT64(res, ctx->converter,
AMF_VIDEO_CONVERTER_COLOR_PROFILE, (amf_int32)ctx->color_profile);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-SetProperty() failed with error %d\n", res);
+ }
+
+ res = ctx->converter->pVtbl->Init(ctx->converter,
amf_av_to_amf_format(pix_fmt_in), inlink->w, inlink->h);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"AMFConverter-Init() failed with error %d\n", res);
+
+ return 0;
+}
+
+static int amf_scale_filter_frame(AVFilterLink *link, AVFrame *in)
+{
+ AVFilterContext *avctx = link->dst;
+ AMFScaleContext *ctx = avctx->priv;
+ AVFilterLink *outlink = avctx->outputs[0];
+ AMF_RESULT res;
+ AMFSurface *surface_in;
+ AMFSurface *surface_out;
+ AMFData *data_out;
+
+ AVFrame *out = NULL;
+ int ret = 0;
+
+ if (!ctx->converter)
+ return AVERROR(EINVAL);
+
+ ret = amf_avframe_to_amfsurface(avctx, in, &surface_in);
+ if (ret < 0)
+ goto fail;
+
+ res = ctx->converter->pVtbl->SubmitInput(ctx->converter,
(AMFData*)surface_in);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"SubmitInput() failed with error %d\n", res);
+
+ res = ctx->converter->pVtbl->QueryOutput(ctx->converter, &data_out);
+ AMFAV_RETURN_IF_FALSE(avctx, res == AMF_OK, AVERROR(ENOMEM),
"QueryOutput() failed with error %d\n", res);
+
+ if (data_out) {
+ AMFGuid guid = IID_AMFSurface();
+ data_out->pVtbl->QueryInterface(data_out, &guid,
(void**)&surface_out); // query for buffer interface
+ data_out->pVtbl->Release(data_out);
+ }
+
+ out = amf_amfsurface_to_avframe(avctx, surface_out);
+
+ ret = av_frame_copy_props(out, in);
+ if (ret < 0)
+ goto fail;
+
+ out->format = outlink->format;
+ out->width = outlink->w;
+ out->height = outlink->h;
+
+ out->hw_frames_ctx = av_buffer_ref(ctx->hwframes_out_ref);
+ if (!out->hw_frames_ctx)
+ return AVERROR(ENOMEM);
+
+ surface_in->pVtbl->Release(surface_in);
+ surface_out->pVtbl->Release(surface_out);
+
+ av_reduce(&out->sample_aspect_ratio.num, &out->sample_aspect_ratio.den,
+ (int64_t)in->sample_aspect_ratio.num * outlink->h * link->w,
+ (int64_t)in->sample_aspect_ratio.den * outlink->w * link->h,
+ INT_MAX);
+
+ av_frame_free(&in);
+ return ff_filter_frame(outlink, out);
+fail:
+ av_frame_free(&in);
+ av_frame_free(&out);
+ return ret;
+}
+
+#define OFFSET(x) offsetof(AMFScaleContext, x)
+#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
+static const AVOption options[] = {
+ { "w", "Output video width", OFFSET(w_expr),
AV_OPT_TYPE_STRING, { .str = "iw" }, .flags = FLAGS },
+ { "h", "Output video height", OFFSET(h_expr),
AV_OPT_TYPE_STRING, { .str = "ih" }, .flags = FLAGS },
+ { "format", "Output pixel format", OFFSET(format_str),
AV_OPT_TYPE_STRING, { .str = "same" }, .flags = FLAGS },
+
+ { "scale_type", "Scale Type", OFFSET(scale_type),
AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_CONVERTER_SCALE_BILINEAR },
+ AMF_VIDEO_CONVERTER_SCALE_BILINEAR, AMF_VIDEO_CONVERTER_SCALE_BICUBIC,
FLAGS, "scale_type" },
+ { "bilinear", "Bilinear", 0,
AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_CONVERTER_SCALE_BILINEAR }, 0, 0,
FLAGS, "scale_type" },
+ { "bicubic", "Bicubic", 0,
AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_CONVERTER_SCALE_BICUBIC }, 0, 0,
FLAGS, "scale_type" },
+
+ { "color_profile", "Color Profile", OFFSET(color_profile),
AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_CONVERTER_COLOR_PROFILE_UNKNOWN },
+ AMF_VIDEO_CONVERTER_COLOR_PROFILE_UNKNOWN,
AMF_VIDEO_CONVERTER_COLOR_PROFILE_JPEG, FLAGS, "color_profile" },
+ { "auto", "Auto", 0, AV_OPT_TYPE_CONST, { .i64 =
AMF_VIDEO_CONVERTER_COLOR_PROFILE_UNKNOWN }, 0, 0, FLAGS, "color_profile" },
+ { "601", "601", 0, AV_OPT_TYPE_CONST, { .i64 =
AMF_VIDEO_CONVERTER_COLOR_PROFILE_601 }, 0, 0, FLAGS, "color_profile" },
+ { "709", "709", 0, AV_OPT_TYPE_CONST, { .i64 =
AMF_VIDEO_CONVERTER_COLOR_PROFILE_709 }, 0, 0, FLAGS, "color_profile" },
+ { "2020", "2020", 0, AV_OPT_TYPE_CONST, { .i64 =
AMF_VIDEO_CONVERTER_COLOR_PROFILE_2020 }, 0, 0, FLAGS, "color_profile" },
+ { "full", "Full Range", 0, AV_OPT_TYPE_CONST, { .i64 =
AMF_VIDEO_CONVERTER_COLOR_PROFILE_JPEG }, 0, 0, FLAGS, "color_profile" },
+
+ { "keep_aspect_ratio", "Keep Aspect Ratio", OFFSET(keep_aspect_ratio),
AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
+
+ { "fill", "Enable fill area out of ROI", OFFSET(fill),
AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
+ { "fill_color", "Fill color out of ROI", OFFSET(fill_color),
AV_OPT_TYPE_COLOR, {.str = "black"}, CHAR_MIN, CHAR_MAX, FLAGS },
+
+ { "rect_left", "Output video rect.left", OFFSET(rect_left),
AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
+ { "rect_right", "Output video rect.right", OFFSET(rect_right),
AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
+ { "rect_top", "Output video rect.top", OFFSET(rect_top),
AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
+ { "rect_bottom","Output video rect.bottom", OFFSET(rect_bottom),
AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
+
+ { NULL },
+};
+
+static const AVClass amf_scale_class = {
+ .class_name = "amf_scale",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
+static const AVFilterPad amf_scale_inputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .filter_frame = amf_scale_filter_frame,
+ },
+ { NULL }
+};
+
+static const AVFilterPad amf_scale_outputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .config_props = amf_scale_config_output,
+ },
+ { NULL }
+};
+
+AVFilter ff_vf_scale_amf = {
+ .name = "scale_amf",
+ .description = NULL_IF_CONFIG_SMALL("AMF video scaling and format
conversion"),
+
+ .init = amf_scale_init,
+ .uninit = amf_scale_uninit,
+ .query_formats = amf_scale_query_formats,
+
+ .priv_size = sizeof(AMFScaleContext),
+ .priv_class = &amf_scale_class,
+
+ .inputs = amf_scale_inputs,
+ .outputs = amf_scale_outputs,
+
+ .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+};
--
2.16.2.windows.1
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
