return err;
}
-int ff_vaapi_vpp_colour_standard(enum AVColorSpace av_cs)
+typedef struct VAAPIColourProperties {
+ VAProcColorStandardType va_color_standard;
+
+ enum AVColorPrimaries color_primaries;
+ enum AVColorTransferCharacteristic color_trc;
+ enum AVColorSpace colorspace;
+
+ uint8_t va_chroma_sample_location;
+ uint8_t va_color_range;
+
+ enum AVColorRange color_range;
+ enum AVChromaLocation chroma_sample_location;
+} VAAPIColourProperties;
+
+static const VAAPIColourProperties vaapi_colour_standard_map[] = {
+ { VAProcColorStandardBT601, 5, 6, 5 },
+ { VAProcColorStandardBT601, 6, 6, 6 },
+ { VAProcColorStandardBT709, 1, 1, 1 },
+ { VAProcColorStandardBT470M, 4, 4, 4 },
+ { VAProcColorStandardBT470BG, 5, 5, 5 },
+ { VAProcColorStandardSMPTE170M, 6, 6, 6 },
+ { VAProcColorStandardSMPTE240M, 7, 7, 7 },
+ { VAProcColorStandardGenericFilm, 8, 1, 1 },
+#if VA_CHECK_VERSION(1, 1, 0)
+ { VAProcColorStandardSRGB, 1, 13, 0 },
+ { VAProcColorStandardXVYCC601, 1, 11, 5 },
+ { VAProcColorStandardXVYCC709, 1, 11, 1 },
+ { VAProcColorStandardBT2020, 9, 14, 9 },
+#endif
+};
+
+static void vaapi_vpp_fill_colour_standard(VAAPIColourProperties *props,
+ VAProcColorStandardType *vacs,
+ int nb_vacs)
{
- switch(av_cs) {
-#define CS(av, va) case AVCOL_SPC_ ## av: return VAProcColorStandard ## va;
- CS(BT709, BT709);
- CS(BT470BG, BT601);
- CS(SMPTE170M, SMPTE170M);
- CS(SMPTE240M, SMPTE240M);
-#undef CS
+ const VAAPIColourProperties *t;
+ int i, j, score, best_score, worst_score;
+ VAProcColorStandardType best_standard;
+
+#if VA_CHECK_VERSION(1, 1, 0)
+ // If the driver supports explicit use of the standard values then just
+ // use them and avoid doing any mapping. (The driver may not support
+ // some particular code point, but it still has enough information to
+ // make a better fallback choice than we do in that case.)
+ for (i = 0; i < nb_vacs; i++) {
+ if (vacs[i] == VAProcColorStandardExplicit) {
+ props->va_color_standard = VAProcColorStandardExplicit;
+ return;
+ }
+ }
+#endif
+
+ // Give scores to the possible options and choose the lowest one.
+ // An exact match will score zero and therefore always be chosen, as
+ // will a partial match where all unmatched elements are explicitly
+ // unspecified. If no options match at all then just pass "none" to
+ // the driver and let it make its own choice.
+ best_standard = VAProcColorStandardNone;
+ best_score = -1;
+ worst_score = 4 * (props->colorspace != AVCOL_SPC_UNSPECIFIED &&
+ props->colorspace != AVCOL_SPC_RGB) +
+ 2 * (props->color_trc != AVCOL_TRC_UNSPECIFIED) +
+ (props->color_primaries != AVCOL_PRI_UNSPECIFIED);
+
+ if (worst_score == 0) {
+ // No properties are specified, so we aren't going to be able to
+ // make a useful choice.
+ props->va_color_standard = VAProcColorStandardNone;
+ return;
+ }
+
+ for (i = 0; i < nb_vacs; i++) {
+ for (j = 0; j < FF_ARRAY_ELEMS(vaapi_colour_standard_map); j++) {
+ t = &vaapi_colour_standard_map[j];
+ if (t->va_color_standard != vacs[i])
+ continue;
+
+ score = 0;
+ if (props->colorspace != AVCOL_SPC_UNSPECIFIED &&
+ props->colorspace != AVCOL_SPC_RGB)
+ score += 4 * (props->colorspace != t->colorspace);
+ if (props->color_trc != AVCOL_TRC_UNSPECIFIED)
+ score += 2 * (props->color_trc != t->color_trc);
+ if (props->color_primaries != AVCOL_PRI_UNSPECIFIED)
+ score += (props->color_primaries != t->color_primaries);
+
+ // Only include choices which matched something.
+ if (score < worst_score &&
+ (best_score == -1 || score < best_score)) {
+ best_score = score;
+ best_standard = t->va_color_standard;
+ }
+ }
+ }
+ props->va_color_standard = best_standard;
+}
+
+static void vaapi_vpp_fill_chroma_sample_location(VAAPIColourProperties *props)
+{
+#if VA_CHECK_VERSION(1, 1, 0)
+ static const struct {
+ enum AVChromaLocation av;
+ uint8_t va;
+ } csl_map[] = {
+ { AVCHROMA_LOC_UNSPECIFIED, VA_CHROMA_SITING_UNKNOWN },
+ { AVCHROMA_LOC_LEFT, VA_CHROMA_SITING_VERTICAL_CENTER |
+ VA_CHROMA_SITING_HORIZONTAL_LEFT },
+ { AVCHROMA_LOC_CENTER, VA_CHROMA_SITING_VERTICAL_CENTER |
+ VA_CHROMA_SITING_HORIZONTAL_CENTER },
+ { AVCHROMA_LOC_TOPLEFT, VA_CHROMA_SITING_VERTICAL_TOP |
+ VA_CHROMA_SITING_HORIZONTAL_LEFT },
+ { AVCHROMA_LOC_TOP, VA_CHROMA_SITING_VERTICAL_TOP |
+ VA_CHROMA_SITING_HORIZONTAL_CENTER },
+ { AVCHROMA_LOC_BOTTOMLEFT, VA_CHROMA_SITING_VERTICAL_BOTTOM |
+ VA_CHROMA_SITING_HORIZONTAL_LEFT },
+ { AVCHROMA_LOC_BOTTOM, VA_CHROMA_SITING_VERTICAL_BOTTOM |
+ VA_CHROMA_SITING_HORIZONTAL_CENTER },
+ };
+ int i;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(csl_map); i++) {
+ if (props->chroma_sample_location == csl_map[i].av) {
+ props->va_chroma_sample_location = csl_map[i].va;
+ return;
+ }
+ }
+ props->va_chroma_sample_location = VA_CHROMA_SITING_UNKNOWN;
+#else
+ props->va_chroma_sample_location = 0;
+#endif
+}
+
+static void vaapi_vpp_fill_colour_range(VAAPIColourProperties *props)
+{
+#if VA_CHECK_VERSION(1, 1, 0)
+ switch (props->color_range) {
+ case AVCOL_RANGE_MPEG:
+ props->va_color_range = VA_SOURCE_RANGE_REDUCED;
+ break;
+ case AVCOL_RANGE_JPEG:
+ props->va_color_range = VA_SOURCE_RANGE_FULL;
+ break;
+ case AVCOL_RANGE_UNSPECIFIED:
default:
- return VAProcColorStandardNone;
+ props->va_color_range = VA_SOURCE_RANGE_UNKNOWN;
}
+#else
+ props->va_color_range = 0;
+#endif
+}
+
+static void vaapi_vpp_fill_colour_properties(AVFilterContext *avctx,
+ VAAPIColourProperties *props,
+ VAProcColorStandardType *vacs,
+ int nb_vacs)
+{
+ vaapi_vpp_fill_colour_standard(props, vacs, nb_vacs);
+ vaapi_vpp_fill_chroma_sample_location(props);
+ vaapi_vpp_fill_colour_range(props);
+
+ av_log(avctx, AV_LOG_DEBUG, "Mapped colour properties %s %s/%s/%s %s "
+ "to VA standard %d chroma siting %#x range %#x.\n",
+ av_color_range_name(props->color_range),
+ av_color_space_name(props->colorspace),
+ av_color_primaries_name(props->color_primaries),
+ av_color_transfer_name(props->color_trc),
+ av_chroma_location_name(props->chroma_sample_location),
+ props->va_color_standard,
+ props->va_chroma_sample_location, props->va_color_range);
+}
+
+static int vaapi_vpp_frame_is_rgb(const AVFrame *frame)
+{
+ const AVHWFramesContext *hwfc;
+ const AVPixFmtDescriptor *desc;
+ av_assert0(frame->format == AV_PIX_FMT_VAAPI &&
+ frame->hw_frames_ctx);
+ hwfc = (const AVHWFramesContext*)frame->hw_frames_ctx->data;
+ desc = av_pix_fmt_desc_get(hwfc->sw_format);
+ av_assert0(desc);
+ return !!(desc->flags & AV_PIX_FMT_FLAG_RGB);
+}
+
+static int vaapi_vpp_colour_properties(AVFilterContext *avctx,
+ VAProcPipelineParameterBuffer *params,
+ const AVFrame *input_frame,
+ AVFrame *output_frame)
+{
+ VAAPIVPPContext *ctx = avctx->priv;
+ VAAPIColourProperties input_props, output_props;
+ VAProcPipelineCaps caps;
+ VAStatus vas;
+
+ vas = vaQueryVideoProcPipelineCaps(ctx->hwctx->display, ctx->va_context,
+ ctx->filter_buffers, ctx->nb_filter_buffers,
+ &caps);
+ if (vas != VA_STATUS_SUCCESS) {
+ av_log(avctx, AV_LOG_ERROR, "Failed to query capabilities for "
+ "colour standard support: %d (%s).\n", vas, vaErrorStr(vas));
+ return AVERROR_EXTERNAL;
+ }
+
+ input_props = (VAAPIColourProperties) {
+ .colorspace = vaapi_vpp_frame_is_rgb(input_frame)
+ ? AVCOL_SPC_RGB : input_frame->colorspace,
+ .color_primaries = input_frame->color_primaries,
+ .color_trc = input_frame->color_trc,
+ .color_range = input_frame->color_range,
+ .chroma_sample_location = input_frame->chroma_location,
+ };
+
+ vaapi_vpp_fill_colour_properties(avctx, &input_props,
+ caps.input_color_standards,
+ caps.num_input_color_standards);
+
+ output_props = (VAAPIColourProperties) {
+ .colorspace = vaapi_vpp_frame_is_rgb(output_frame)
+ ? AVCOL_SPC_RGB : output_frame->colorspace,
+ .color_primaries = output_frame->color_primaries,
+ .color_trc = output_frame->color_trc,
+ .color_range = output_frame->color_range,
+ .chroma_sample_location = output_frame->chroma_location,
+ };
+ vaapi_vpp_fill_colour_properties(avctx, &output_props,
+ caps.output_color_standards,
+ caps.num_output_color_standards);
+
+ // If the properties weren't filled completely in the output frame and
+ // we chose a fixed standard then fill the known values in here.
+#if VA_CHECK_VERSION(1, 1, 0)
+ if (output_props.va_color_standard != VAProcColorStandardExplicit)
+#endif
+ {
+ const VAAPIColourProperties *output_standard = NULL;
+ int i;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(vaapi_colour_standard_map); i++) {
+ if (output_props.va_color_standard ==
+ vaapi_colour_standard_map[i].va_color_standard) {
+ output_standard = &vaapi_colour_standard_map[i];
+ break;
+ }
+ }
+ if (output_standard) {
+ output_frame->colorspace = vaapi_vpp_frame_is_rgb(output_frame)
+ ? AVCOL_SPC_RGB : output_standard->colorspace;
+ output_frame->color_primaries = output_standard->color_primaries;
+ output_frame->color_trc = output_standard->color_trc;
+ }
+ }
+
+ params->surface_color_standard = input_props.va_color_standard;
+ params->output_color_standard = output_props.va_color_standard;
+
+#if VA_CHECK_VERSION(1, 1, 0)
+ params->input_color_properties = (VAProcColorProperties) {
+ .chroma_sample_location = input_props.va_chroma_sample_location,
+ .color_range = input_props.va_color_range,
+ .colour_primaries = input_props.color_primaries,
+ .transfer_characteristics = input_props.color_trc,
+ .matrix_coefficients = input_props.colorspace,
+ };
+ params->output_color_properties = (VAProcColorProperties) {
+ .chroma_sample_location = output_props.va_chroma_sample_location,
+ .color_range = output_props.va_color_range,
+ .colour_primaries = output_props.color_primaries,
+ .transfer_characteristics = output_props.color_trc,
+ .matrix_coefficients = output_props.colorspace,
+ };
+#endif
+
+ return 0;
}
int ff_vaapi_vpp_init_params(AVFilterContext *avctx,
{
VAAPIVPPContext *ctx = avctx->priv;
VASurfaceID input_surface;
+ int err;
ctx->input_region = (VARectangle) {
.x = input_frame->crop_left,
*params = (VAProcPipelineParameterBuffer) {
.surface = input_surface,
.surface_region = &ctx->input_region,
- .surface_color_standard =
- ff_vaapi_vpp_colour_standard(input_frame->colorspace),
.output_region = NULL,
.output_background_color = VAAPI_VPP_BACKGROUND_BLACK,
- .output_color_standard =
- ff_vaapi_vpp_colour_standard(input_frame->colorspace),
.pipeline_flags = 0,
.filter_flags = VA_FRAME_PICTURE,
#endif
};
+ err = vaapi_vpp_colour_properties(avctx, params,
+ input_frame, output_frame);
+ if (err < 0)
+ return err;
+
return 0;
}
projects / ffmpeg / commitdiff