It supports clockwise rotation by 0/90/180/270 degrees defined in
va/va_vpp.h, tested following command line on SKL platform
ffmpeg -hwaccel vaapi -vaapi_device /dev/dri/renderD128
-hwaccel_output_format vaapi -i input.264 -vf "rotation_vaapi=angle=90"
-c:v h264_vaapi output.h264
---
libavfilter/Makefile | 1 +
libavfilter/allfilters.c | 1 +
libavfilter/vaapi_vpp.h | 1 +
libavfilter/vf_misc_vaapi.c | 122 ++++++++++++++++++++++++++++++++++++
4 files changed, 125 insertions(+)
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index 108a2f87d7..81afc100dc 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -349,6 +349,7 @@ OBJS-$(CONFIG_SETRANGE_FILTER) +=
vf_setparams.o
OBJS-$(CONFIG_SETSAR_FILTER) += vf_aspect.o
OBJS-$(CONFIG_SETTB_FILTER) += settb.o
OBJS-$(CONFIG_SHARPNESS_VAAPI_FILTER) += vf_misc_vaapi.o vaapi_vpp.o
+OBJS-$(CONFIG_ROTATION_VAAPI_FILTER) += vf_misc_vaapi.o vaapi_vpp.o
OBJS-$(CONFIG_SHOWINFO_FILTER) += vf_showinfo.o
OBJS-$(CONFIG_SHOWPALETTE_FILTER) += vf_showpalette.o
OBJS-$(CONFIG_SHUFFLEFRAMES_FILTER) += vf_shuffleframes.o
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 557590850b..4b90a7f440 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -333,6 +333,7 @@ extern AVFilter ff_vf_setrange;
extern AVFilter ff_vf_setsar;
extern AVFilter ff_vf_settb;
extern AVFilter ff_vf_sharpness_vaapi;
+extern AVFilter ff_vf_rotation_vaapi;
extern AVFilter ff_vf_showinfo;
extern AVFilter ff_vf_showpalette;
extern AVFilter ff_vf_shuffleframes;
diff --git a/libavfilter/vaapi_vpp.h b/libavfilter/vaapi_vpp.h
index 0bc31018d4..cfe19b689f 100644
--- a/libavfilter/vaapi_vpp.h
+++ b/libavfilter/vaapi_vpp.h
@@ -44,6 +44,7 @@ typedef struct VAAPIVPPContext {
int output_width; // computed width
int output_height; // computed height
+ int rotation_state;
VABufferID filter_buffers[VAProcFilterCount];
int nb_filter_buffers;
diff --git a/libavfilter/vf_misc_vaapi.c b/libavfilter/vf_misc_vaapi.c
index 30b808a993..e5d354e3dc 100644
--- a/libavfilter/vf_misc_vaapi.c
+++ b/libavfilter/vf_misc_vaapi.c
@@ -37,6 +37,18 @@
#define SHARPNESS_MAX 64
#define SHARPNESS_DEFAULT 44
+// Rotation angle values
+enum RotationAngle {
+ ROTATION_0 = 0,
+ ROTATION_90 = 90,
+ ROTATION_180 = 180,
+ ROTATION_270 = 270,
+
+ ROTATION_MIN = ROTATION_0,
+ ROTATION_MAX = ROTATION_270,
+ ROTATION_DEFAULT = ROTATION_0,
+};
+
typedef struct DenoiseVAAPIContext {
VAAPIVPPContext vpp_ctx; // must be the first field
@@ -49,6 +61,12 @@ typedef struct SharpnessVAAPIContext {
int sharpness; // enable sharpness.
} SharpnessVAAPIContext;
+typedef struct RotationVAAPIContext {
+ VAAPIVPPContext vpp_ctx; // must be the first field
+
+ int rotation; // enable rotation.
+} RotationVAAPIContext;
+
static float map(int x, int in_min, int in_max, float out_min, float out_max)
{
double slope, output;
@@ -123,6 +141,64 @@ static int
sharpness_vaapi_build_filter_params(AVFilterContext *avctx)
return 0;
}
+static int rotation_vaapi_build_filter_params(AVFilterContext *avctx)
+{
+ VAAPIVPPContext *vpp_ctx = avctx->priv;
+ RotationVAAPIContext *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 rotation\n");
+ return AVERROR(EINVAL);
+ }
+
+ switch (ctx->rotation) {
+ case ROTATION_0:
+ vpp_ctx->rotation_state = VA_ROTATION_NONE;
+ break;
+ case ROTATION_90:
+ vpp_ctx->rotation_state = VA_ROTATION_90;
+ break;
+ case ROTATION_180:
+ vpp_ctx->rotation_state = VA_ROTATION_180;
+ break;
+ case ROTATION_270:
+ vpp_ctx->rotation_state = VA_ROTATION_270;
+ break;
+ default:
+ av_log(avctx, AV_LOG_ERROR, "Failed to set rotation_state to %d. "
+ "Clockwise %d, %d, %d and %d are only supported\n",
+ ctx->rotation,
+ ROTATION_0, ROTATION_90, ROTATION_180, ROTATION_270);
+ return AVERROR(EINVAL);
+ }
+
+ support_flag = pipeline_caps.rotation_flags &
+ (1 << vpp_ctx->rotation_state);
+ if (!support_flag) {
+ av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support %d\n",
+ ctx->rotation);
+ return AVERROR(EINVAL);
+ }
+
+ return 0;
+}
+
static int misc_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
{
AVFilterContext *avctx = inlink->dst;
@@ -164,6 +240,19 @@ static int misc_vaapi_filter_frame(AVFilterLink *inlink,
AVFrame *input_frame)
.height = input_frame->height,
};
+ switch (vpp_ctx->rotation_state) {
+ case VA_ROTATION_NONE:
+ case VA_ROTATION_90:
+ case VA_ROTATION_180:
+ case VA_ROTATION_270:
+ params.rotation_state = vpp_ctx->rotation_state;
+ break;
+ default:
+ av_log(avctx, AV_LOG_ERROR, "VAAPI doesn't support %d\n",
+ vpp_ctx->rotation_state);
+ goto fail;
+ }
+
if (vpp_ctx->nb_filter_buffers) {
params.filters = &vpp_ctx->filter_buffers[0];
params.num_filters = vpp_ctx->nb_filter_buffers;
@@ -225,6 +314,18 @@ static av_cold int sharpness_vaapi_init(AVFilterContext
*avctx)
return 0;
}
+static av_cold int rotation_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 = rotation_vaapi_build_filter_params;
+ vpp_ctx->output_format = AV_PIX_FMT_NONE;
+
+ return 0;
+}
+
#define DOFFSET(x) offsetof(DenoiseVAAPIContext, x)
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM)
static const AVOption denoise_vaapi_options[] = {
@@ -240,8 +341,16 @@ static const AVOption sharpness_vaapi_options[] = {
{ NULL },
};
+#define ROFFSET(x) offsetof(RotationVAAPIContext, x)
+static const AVOption rotation_vaapi_options[] = {
+ { "angle", "clockwise rotation angle 0/90/180/270 are only supported",
+ ROFFSET(rotation), AV_OPT_TYPE_INT, { .i64 = ROTATION_DEFAULT },
ROTATION_MIN, ROTATION_MAX, .flags = FLAGS },
+ { NULL },
+};
+
AVFILTER_DEFINE_CLASS(denoise_vaapi);
AVFILTER_DEFINE_CLASS(sharpness_vaapi);
+AVFILTER_DEFINE_CLASS(rotation_vaapi);
static const AVFilterPad misc_vaapi_inputs[] = {
{
@@ -287,3 +396,16 @@ AVFilter ff_vf_sharpness_vaapi = {
.priv_class = &sharpness_vaapi_class,
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
};
+
+AVFilter ff_vf_rotation_vaapi = {
+ .name = "rotation_vaapi",
+ .description = NULL_IF_CONFIG_SMALL("VAAPI VPP for rotation"),
+ .priv_size = sizeof(RotationVAAPIContext),
+ .init = &rotation_vaapi_init,
+ .uninit = &ff_vaapi_vpp_ctx_uninit,
+ .query_formats = &ff_vaapi_vpp_query_formats,
+ .inputs = misc_vaapi_inputs,
+ .outputs = misc_vaapi_outputs,
+ .priv_class = &rotation_vaapi_class,
+ .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
+};
--
2.17.1
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