diff options
Diffstat (limited to 'chromium/third_party/ffmpeg/libavfilter/vaapi_vpp.c')
| -rw-r--r-- | chromium/third_party/ffmpeg/libavfilter/vaapi_vpp.c | 339 |
1 files changed, 327 insertions, 12 deletions
diff --git a/chromium/third_party/ffmpeg/libavfilter/vaapi_vpp.c b/chromium/third_party/ffmpeg/libavfilter/vaapi_vpp.c index c5bbc3b85b9..b5b245c8afe 100644 --- a/chromium/third_party/ffmpeg/libavfilter/vaapi_vpp.c +++ b/chromium/third_party/ffmpeg/libavfilter/vaapi_vpp.c @@ -234,18 +234,330 @@ fail: 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, 3, 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, 3, 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, +#if VA_CHECK_VERSION(1, 3, 0) + .colour_primaries = input_props.color_primaries, + .transfer_characteristics = input_props.color_trc, + .matrix_coefficients = input_props.colorspace, +#endif + }; + params->output_color_properties = (VAProcColorProperties) { + .chroma_sample_location = output_props.va_chroma_sample_location, + .color_range = output_props.va_color_range, +#if VA_CHECK_VERSION(1, 3, 0) + .colour_primaries = output_props.color_primaries, + .transfer_characteristics = output_props.color_trc, + .matrix_coefficients = output_props.colorspace, +#endif + }; +#endif + + return 0; +} + +int ff_vaapi_vpp_init_params(AVFilterContext *avctx, + VAProcPipelineParameterBuffer *params, + const AVFrame *input_frame, + AVFrame *output_frame) +{ + VAAPIVPPContext *ctx = avctx->priv; + VASurfaceID input_surface; + int err; + + ctx->input_region = (VARectangle) { + .x = input_frame->crop_left, + .y = input_frame->crop_top, + .width = input_frame->width - + (input_frame->crop_left + input_frame->crop_right), + .height = input_frame->height - + (input_frame->crop_top + input_frame->crop_bottom), + }; + output_frame->crop_top = 0; + output_frame->crop_bottom = 0; + output_frame->crop_left = 0; + output_frame->crop_right = 0; + + input_surface = (VASurfaceID)(uintptr_t)input_frame->data[3], + + *params = (VAProcPipelineParameterBuffer) { + .surface = input_surface, + .surface_region = &ctx->input_region, + .output_region = NULL, + .output_background_color = VAAPI_VPP_BACKGROUND_BLACK, + .pipeline_flags = 0, + .filter_flags = VA_FRAME_PICTURE, + + // Filter and reference data filled by the filter itself. + +#if VA_CHECK_VERSION(1, 1, 0) + .rotation_state = VA_ROTATION_NONE, + .mirror_state = VA_MIRROR_NONE, +#endif + }; + + err = vaapi_vpp_colour_properties(avctx, params, + input_frame, output_frame); + if (err < 0) + return err; + + return 0; } int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx, @@ -279,12 +591,15 @@ int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx, int ff_vaapi_vpp_render_picture(AVFilterContext *avctx, VAProcPipelineParameterBuffer *params, - VASurfaceID output_surface) + AVFrame *output_frame) { + VAAPIVPPContext *ctx = avctx->priv; + VASurfaceID output_surface; VABufferID params_id; VAStatus vas; - int err = 0; - VAAPIVPPContext *ctx = avctx->priv; + int err; + + output_surface = (VASurfaceID)(uintptr_t)output_frame->data[3]; vas = vaBeginPicture(ctx->hwctx->display, ctx->va_context, output_surface); |