static av_cold int vdadec_init(AVCodecContext *avctx)

{

    VDADecoderContext *ctx = avctx->priv_data;

    struct vda_context *vda_ctx = &ctx->vda_ctx;

    OSStatus status;

    int ret;



    ctx->h264_initialized = 0;



    /* init pix_fmts of codec */

    if (!ff_h264_vda_decoder.pix_fmts) {

        if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber10_7)

            ff_h264_vda_decoder.pix_fmts = vda_pixfmts_prior_10_7;

        else

            ff_h264_vda_decoder.pix_fmts = vda_pixfmts;

    }



    /* init vda */

    memset(vda_ctx, 0, sizeof(struct vda_context));

    vda_ctx->width = avctx->width;

    vda_ctx->height = avctx->height;

    vda_ctx->format = 'avc1';

    vda_ctx->use_sync_decoding = 1;

    vda_ctx->use_ref_buffer = 1;

    ctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);

    switch (ctx->pix_fmt) {

    case AV_PIX_FMT_UYVY422:

        vda_ctx->cv_pix_fmt_type = '2vuy';

        break;

    case AV_PIX_FMT_YUYV422:

        vda_ctx->cv_pix_fmt_type = 'yuvs';

        break;

    case AV_PIX_FMT_NV12:

        vda_ctx->cv_pix_fmt_type = '420v';

        break;

    case AV_PIX_FMT_YUV420P:

        vda_ctx->cv_pix_fmt_type = 'y420';

        break;

    default:

        av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format: %d\n", avctx->pix_fmt);

        goto failed;

    }

    status = ff_vda_create_decoder(vda_ctx,

                                   avctx->extradata, avctx->extradata_size);

    if (status != kVDADecoderNoErr) {

        av_log(avctx, AV_LOG_ERROR,

                "Failed to init VDA decoder: %d.\n", status);

        goto failed;

    }

    avctx->hwaccel_context = vda_ctx;



    /* changes callback functions */

    avctx->get_format = get_format;

    avctx->get_buffer2 = get_buffer2;

#if FF_API_GET_BUFFER

    // force the old get_buffer to be empty

    avctx->get_buffer = NULL;

#endif



    /* init H.264 decoder */

    ret = ff_h264_decoder.init(avctx);

    if (ret < 0) {

        av_log(avctx, AV_LOG_ERROR, "Failed to open H.264 decoder.\n");

        goto failed;

    }

    ctx->h264_initialized = 1;



    return 0;



failed:

    vdadec_close(avctx);

    return -1;

}

static av_cold int vdadec_init(AVCodecContext *avctx)

{

    VDADecoderContext *ctx = avctx->priv_data;

    struct vda_context *vda_ctx = &ctx->vda_ctx;

    OSStatus status;

    int ret;



    ctx->h264_initialized = 0;



    

    if (!ff_h264_vda_decoder.pix_fmts) {

        if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber10_7)

            ff_h264_vda_decoder.pix_fmts = vda_pixfmts_prior_10_7;

        else

            ff_h264_vda_decoder.pix_fmts = vda_pixfmts;

    }



    

    memset(vda_ctx, 0, sizeof(struct vda_context));

    vda_ctx->width = avctx->width;

    vda_ctx->height = avctx->height;

    vda_ctx->format = 'avc1';

    vda_ctx->use_sync_decoding = 1;

    vda_ctx->use_ref_buffer = 1;

    ctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);

    switch (ctx->pix_fmt) {

    case AV_PIX_FMT_UYVY422:

        vda_ctx->cv_pix_fmt_type = '2vuy';

        break;

    case AV_PIX_FMT_YUYV422:

        vda_ctx->cv_pix_fmt_type = 'yuvs';

        break;

    case AV_PIX_FMT_NV12:

        vda_ctx->cv_pix_fmt_type = '420v';

        break;

    case AV_PIX_FMT_YUV420P:

        vda_ctx->cv_pix_fmt_type = 'y420';

        break;

    default:

        av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format: %d\n", avctx->pix_fmt);

        goto failed;

    }

    status = ff_vda_create_decoder(vda_ctx,

                                   avctx->extradata, avctx->extradata_size);

    if (status != kVDADecoderNoErr) {

        av_log(avctx, AV_LOG_ERROR,

                "Failed to init VDA decoder: %d.\n", status);

        goto failed;

    }

    avctx->hwaccel_context = vda_ctx;



    

    avctx->get_format = get_format;

    avctx->get_buffer2 = get_buffer2;

#if FF_API_GET_BUFFER

    

    avctx->get_buffer = NULL;

#endif



    

    ret = ff_h264_decoder.init(avctx);

    if (ret < 0) {

        av_log(avctx, AV_LOG_ERROR, "Failed to open H.264 decoder.\n");

        goto failed;

    }

    ctx->h264_initialized = 1;



    return 0;



failed:

    vdadec_close(avctx);

    return -1;

}

static av_cold int FUNC_0(AVCodecContext *avctx)

{

    VDADecoderContext *ctx = avctx->priv_data;

    struct vda_context *VAR_0 = &ctx->VAR_0;

    OSStatus status;

    int VAR_1;



    ctx->h264_initialized = 0;



    

    if (!ff_h264_vda_decoder.pix_fmts) {

        if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber10_7)

            ff_h264_vda_decoder.pix_fmts = vda_pixfmts_prior_10_7;

        else

            ff_h264_vda_decoder.pix_fmts = vda_pixfmts;

    }



    

    memset(VAR_0, 0, sizeof(struct vda_context));

    VAR_0->width = avctx->width;

    VAR_0->height = avctx->height;

    VAR_0->format = 'avc1';

    VAR_0->use_sync_decoding = 1;

    VAR_0->use_ref_buffer = 1;

    ctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts);

    switch (ctx->pix_fmt) {

    case AV_PIX_FMT_UYVY422:

        VAR_0->cv_pix_fmt_type = '2vuy';

        break;

    case AV_PIX_FMT_YUYV422:

        VAR_0->cv_pix_fmt_type = 'yuvs';

        break;

    case AV_PIX_FMT_NV12:

        VAR_0->cv_pix_fmt_type = '420v';

        break;

    case AV_PIX_FMT_YUV420P:

        VAR_0->cv_pix_fmt_type = 'y420';

        break;

    default:

        av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format: %d\n", avctx->pix_fmt);

        goto failed;

    }

    status = ff_vda_create_decoder(VAR_0,

                                   avctx->extradata, avctx->extradata_size);

    if (status != kVDADecoderNoErr) {

        av_log(avctx, AV_LOG_ERROR,

                "Failed to init VDA decoder: %d.\n", status);

        goto failed;

    }

    avctx->hwaccel_context = VAR_0;



    

    avctx->get_format = get_format;

    avctx->get_buffer2 = get_buffer2;

#if FF_API_GET_BUFFER

    

    avctx->get_buffer = NULL;

#endif



    

    VAR_1 = ff_h264_decoder.init(avctx);

    if (VAR_1 < 0) {

        av_log(avctx, AV_LOG_ERROR, "Failed to open H.264 decoder.\n");

        goto failed;

    }

    ctx->h264_initialized = 1;



    return 0;



failed:

    vdadec_close(avctx);

    return -1;

}

static av_cold int FUNC_0(AVCodecContext *avctx)
{ VDADecoderContext *ctx = avctx->priv_data; struct vda_context *VAR_0 = &ctx->VAR_0; OSStatus status; int VAR_1; ctx->h264_initialized = 0; if (!ff_h264_vda_decoder.pix_fmts) { if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber10_7)
ff_h264_vda_decoder.pix_fmts = vda_pixfmts_prior_10_7; else
ff_h264_vda_decoder.pix_fmts = vda_pixfmts; } memset(VAR_0, 0, sizeof(struct vda_context)); VAR_0->width = avctx->width; VAR_0->height = avctx->height; VAR_0->format = 'avc1'; VAR_0->use_sync_decoding = 1; VAR_0->use_ref_buffer = 1; ctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts); switch (ctx->pix_fmt) { case AV_PIX_FMT_UYVY422:
VAR_0->cv_pix_fmt_type = '2vuy'; break; case AV_PIX_FMT_YUYV422:
VAR_0->cv_pix_fmt_type = 'yuvs'; break; case AV_PIX_FMT_NV12:
VAR_0->cv_pix_fmt_type = '420v'; break; case AV_PIX_FMT_YUV420P:
VAR_0->cv_pix_fmt_type = 'y420'; break; default:
av_log(avctx, AV_LOG_ERROR, "Unsupported pixel format: %d\n", avctx->pix_fmt); goto failed; } status = ff_vda_create_decoder(VAR_0,
avctx->extradata, avctx->extradata_size); if (status != kVDADecoderNoErr) { av_log(avctx, AV_LOG_ERROR,
"Failed to init VDA decoder: %d.\n", status); goto failed; } avctx->hwaccel_context = VAR_0; avctx->get_format = get_format; avctx->get_buffer2 = get_buffer2; #if FF_API_GET_BUFFER
avctx->get_buffer = NULL; #endif
VAR_1 = ff_h264_decoder.init(avctx); if (VAR_1 < 0) { av_log(avctx, AV_LOG_ERROR, "Failed to open H.264 decoder.\n"); goto failed; } ctx->h264_initialized = 1; return 0; failed:
vdadec_close(avctx); return -1; }