Function vaapi_encode_create_recon_frames

libavcodec/vaapi_encode.c:2096–2138

}

static av_cold int vaapi_encode_create_recon_frames(AVCodecContext *avctx)
{
    FFHWBaseEncodeContext *base_ctx = avctx->priv_data;
    VAAPIEncodeContext         *ctx = avctx->priv_data;
    AVVAAPIHWConfig *hwconfig = NULL;
    enum AVPixelFormat recon_format;
    int err;

    hwconfig = av_hwdevice_hwconfig_alloc(base_ctx->device_ref);
    if (!hwconfig) {
        err = AVERROR(ENOMEM);
        goto fail;
    }
    hwconfig->config_id = ctx->va_config;

    err = ff_hw_base_get_recon_format(base_ctx, (const void*)hwconfig, &recon_format);
    if (err < 0)
        goto fail;

    base_ctx->recon_frames_ref = av_hwframe_ctx_alloc(base_ctx->device_ref);
    if (!base_ctx->recon_frames_ref) {
        err = AVERROR(ENOMEM);
        goto fail;
    }
    base_ctx->recon_frames = (AVHWFramesContext*)base_ctx->recon_frames_ref->data;

    base_ctx->recon_frames->format    = AV_PIX_FMT_VAAPI;
    base_ctx->recon_frames->sw_format = recon_format;
    base_ctx->recon_frames->width     = base_ctx->surface_width;
    base_ctx->recon_frames->height    = base_ctx->surface_height;

    err = av_hwframe_ctx_init(base_ctx->recon_frames_ref);
    if (err < 0) {
        av_log(avctx, AV_LOG_ERROR, "Failed to initialise reconstructed "
               "frame context: %d.\n", err);
        goto fail;
    }

    err = 0;
  fail:
    av_freep(&hwconfig);
    return err;
}

static const FFHWEncodePictureOperation vaapi_op = {
    .priv_size = sizeof(VAAPIEncodePicture),