C++ (Cpp) ONLY_IF_THREADS_ENABLEDの例

コード例 #1

ファイル: flacdec.c プロジェクト: 57-Wolve/FFmpeg

        return allocate_buffers(s);
    return 0;
}

static av_cold int flac_decode_close(AVCodecContext *avctx)
{
    FLACContext *s = avctx->priv_data;

    av_freep(&s->decoded_buffer);

    return 0;
}

AVCodec ff_flac_decoder = {
    .name           = "flac",
    .long_name      = NULL_IF_CONFIG_SMALL("FLAC (Free Lossless Audio Codec)"),
    .type           = AVMEDIA_TYPE_AUDIO,
    .id             = AV_CODEC_ID_FLAC,
    .priv_data_size = sizeof(FLACContext),
    .init           = flac_decode_init,
    .close          = flac_decode_close,
    .decode         = flac_decode_frame,
    .init_thread_copy = ONLY_IF_THREADS_ENABLED(init_thread_copy),
    .capabilities   = CODEC_CAP_DR1 | CODEC_CAP_FRAME_THREADS,
    .sample_fmts    = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_S16,
                                                      AV_SAMPLE_FMT_S16P,
                                                      AV_SAMPLE_FMT_S32,
                                                      AV_SAMPLE_FMT_S32P,
                                                      AV_SAMPLE_FMT_NONE },
};

コード例 #2

ファイル: libopenjpegdec.c プロジェクト: jacharry7/ffmpegx264-android

done:
    opj_image_destroy(image);
    opj_destroy_decompress(dec);
    return ret;
}

static av_cold int libopenjpeg_decode_close(AVCodecContext *avctx)
{
    LibOpenJPEGContext *ctx = avctx->priv_data;

    if(ctx->image.data[0])
        ff_thread_release_buffer(avctx, &ctx->image);
    return 0 ;
}


AVCodec ff_libopenjpeg_decoder = {
    .name             = "libopenjpeg",
    .type             = AVMEDIA_TYPE_VIDEO,
    .id               = CODEC_ID_JPEG2000,
    .priv_data_size   = sizeof(LibOpenJPEGContext),
    .init             = libopenjpeg_decode_init,
    .close            = libopenjpeg_decode_close,
    .decode           = libopenjpeg_decode_frame,
    .capabilities     = CODEC_CAP_DR1 | CODEC_CAP_FRAME_THREADS,
    .max_lowres       = 5,
    .long_name        = NULL_IF_CONFIG_SMALL("OpenJPEG JPEG 2000"),
    .init_thread_copy = ONLY_IF_THREADS_ENABLED(libopenjpeg_decode_init_thread_copy),
};