Function create_session_params

libavcodec/vulkan_encode_h265.c:1156–1201

}

static int create_session_params(AVCodecContext *avctx)
{
    int err;
    VulkanEncodeH265Context *enc = avctx->priv_data;
    FFVulkanEncodeContext *ctx = &enc->common;
    FFVulkanContext *s = &ctx->s;
    FFVulkanFunctions *vk = &ctx->s.vkfn;

    VulkanH265Units vk_units = { 0 };

    VkVideoEncodeH265SessionParametersAddInfoKHR h265_params_info;
    VkVideoEncodeH265SessionParametersCreateInfoKHR h265_params;

    /* Convert it to Vulkan */
    err = base_unit_to_vk(avctx, &vk_units);
    if (err < 0) {
        av_log(avctx, AV_LOG_ERROR, "Unable to convert SPS/PPS units to Vulkan: %s\n",
               av_err2str(err));
        return err;
    }

    /* Destroy the session params */
    if (ctx->session_params)
        vk->DestroyVideoSessionParametersKHR(s->hwctx->act_dev,
                                             ctx->session_params,
                                             s->hwctx->alloc);

    h265_params_info = (VkVideoEncodeH265SessionParametersAddInfoKHR) {
        .sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_ADD_INFO_KHR,
        .pStdSPSs = &vk_units.sps,
        .stdSPSCount = 1,
        .pStdPPSs = &vk_units.pps,
        .stdPPSCount = 1,
        .pStdVPSs = &vk_units.vps,
        .stdVPSCount = 1,
    };
    h265_params = (VkVideoEncodeH265SessionParametersCreateInfoKHR) {
        .sType = VK_STRUCTURE_TYPE_VIDEO_ENCODE_H265_SESSION_PARAMETERS_CREATE_INFO_KHR,
        .maxStdSPSCount = 1,
        .maxStdPPSCount = 1,
        .maxStdVPSCount = 1,
        .pParametersAddInfo = &h265_params_info,
    };

    return ff_vulkan_encode_create_session_params(avctx, ctx, &h265_params);
}

static int parse_feedback_units(AVCodecContext *avctx,
                                const uint8_t *data, size_t size,