Function vulkan_encode_h264_init

libavcodec/vulkan_encode_h264.c:1363–1559

};

static av_cold int vulkan_encode_h264_init(AVCodecContext *avctx)
{
    int err, ref_l0, ref_l1;
    VulkanEncodeH264Context *enc = avctx->priv_data;
    FFVulkanEncodeContext *ctx = &enc->common;
    FFVulkanContext *s = &ctx->s;
    FFHWBaseEncodeContext *base_ctx = &ctx->base;
    int flags;

    if (avctx->profile == AV_PROFILE_UNKNOWN)
        avctx->profile = enc->common.opts.profile;

    enc->caps = (VkVideoEncodeH264CapabilitiesKHR) {
        .sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H264_CAPABILITIES_KHR,
    };

    enc->quality_props = (VkVideoEncodeH264QualityLevelPropertiesKHR) {
        .sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H264_QUALITY_LEVEL_PROPERTIES_KHR,
    };

    err = ff_vulkan_encode_init(avctx, &enc->common,
                                &ff_vk_enc_h264_desc, &enc_cb,
                                &enc->caps, &enc->quality_props);
    if (err < 0)
        return err;

    av_log(avctx, AV_LOG_VERBOSE, "H264 encoder capabilities:\n");
    av_log(avctx, AV_LOG_VERBOSE, "    Standard capability flags:\n");
    av_log(avctx, AV_LOG_VERBOSE, "        separate_color_plane: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_SEPARATE_COLOR_PLANE_FLAG_SET_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        qprime_y_zero_transform_bypass: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_QPPRIME_Y_ZERO_TRANSFORM_BYPASS_FLAG_SET_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        scaling_lists: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_SCALING_MATRIX_PRESENT_FLAG_SET_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        chroma_qp_index_offset: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_CHROMA_QP_INDEX_OFFSET_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        second_chroma_qp_index_offset: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_SECOND_CHROMA_QP_INDEX_OFFSET_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        pic_init_qp: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_PIC_INIT_QP_MINUS26_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        weighted:%s%s%s\n",
           enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_WEIGHTED_PRED_FLAG_SET_BIT_KHR ?
               " pred" : "",
           enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_WEIGHTED_BIPRED_IDC_EXPLICIT_BIT_KHR ?
               " bipred_explicit" : "",
           enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_WEIGHTED_BIPRED_IDC_IMPLICIT_BIT_KHR ?
               " bipred_implicit" : "");
    av_log(avctx, AV_LOG_VERBOSE, "        8x8_transforms: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_TRANSFORM_8X8_MODE_FLAG_SET_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        disable_direct_spatial_mv_pred: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_DIRECT_SPATIAL_MV_PRED_FLAG_UNSET_BIT_KHR));
    av_log(avctx, AV_LOG_VERBOSE, "        coder:%s%s\n",
           enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_ENTROPY_CODING_MODE_FLAG_UNSET_BIT_KHR ?
               " cabac" : "",
           enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_ENTROPY_CODING_MODE_FLAG_SET_BIT_KHR ?
               " cavlc" : "");
    av_log(avctx, AV_LOG_VERBOSE, "        direct_8x8_inference: %i\n",
           !!(enc->caps.stdSyntaxFlags & VK_VIDEO_ENCODE_H264_STD_DIRECT_8X8_INFERENCE_FLAG_UNSET_BIT_KHR));