configure: Suppress "potentially uninitialized variable" warnings from MSVC

[ffmpeg] / libavcodec / r210dec.c

diff --git a/libavcodec/r210dec.c b/libavcodec/r210dec.c
index fd6d521dd0b75453813120f34c65d5604988115c..6adaac0d35be72fbe6358dd9cfa06592fa454860 100644 (file)
--- a/libavcodec/r210dec.c
+++ b/libavcodec/r210dec.c
@@ -30,31 +30,25 @@ static av_cold int decode_init(AVCodecContext *avctx)
     avctx->pix_fmt             = AV_PIX_FMT_RGB48;
     avctx->bits_per_raw_sample = 10;
 
-    avctx->coded_frame         = avcodec_alloc_frame();
-
     return 0;
 }
 
 static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
                         AVPacket *avpkt)
 {
-    int h, w;
-    AVFrame *pic = avctx->coded_frame;
+    int h, w, ret;
+    AVFrame *pic = data;
     const uint32_t *src = (const uint32_t *)avpkt->data;
     int aligned_width = FFALIGN(avctx->width, 64);
     uint8_t *dst_line;
 
-    if (pic->data[0])
-        avctx->release_buffer(avctx, pic);
-
     if (avpkt->size < 4 * aligned_width * avctx->height) {
         av_log(avctx, AV_LOG_ERROR, "packet too small\n");
-        return -1;
+        return AVERROR_INVALIDDATA;
     }
 
-    pic->reference = 0;
-    if (ff_get_buffer(avctx, pic) < 0)
-        return -1;
+    if ((ret = ff_get_buffer(avctx, pic, 0)) < 0)
+        return ret;
 
     pic->pict_type = AV_PICTURE_TYPE_I;
     pic->key_frame = 1;
@@ -83,42 +77,29 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
     }
 
     *got_frame      = 1;
-    *(AVFrame*)data = *avctx->coded_frame;
 
     return avpkt->size;
 }
 
-static av_cold int decode_close(AVCodecContext *avctx)
-{
-    AVFrame *pic = avctx->coded_frame;
-    if (pic->data[0])
-        avctx->release_buffer(avctx, pic);
-    av_freep(&avctx->coded_frame);
-
-    return 0;
-}
-
 #if CONFIG_R210_DECODER
 AVCodec ff_r210_decoder = {
     .name           = "r210",
+    .long_name      = NULL_IF_CONFIG_SMALL("Uncompressed RGB 10-bit"),
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_R210,
     .init           = decode_init,
-    .close          = decode_close,
     .decode         = decode_frame,
     .capabilities   = CODEC_CAP_DR1,
-    .long_name      = NULL_IF_CONFIG_SMALL("Uncompressed RGB 10-bit"),
 };
 #endif
 #if CONFIG_R10K_DECODER
 AVCodec ff_r10k_decoder = {
     .name           = "r10k",
+    .long_name      = NULL_IF_CONFIG_SMALL("AJA Kona 10-bit RGB Codec"),
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_R10K,
     .init           = decode_init,
-    .close          = decode_close,
     .decode         = decode_frame,
     .capabilities   = CODEC_CAP_DR1,
-    .long_name      = NULL_IF_CONFIG_SMALL("AJA Kona 10-bit RGB Codec"),
 };
 #endif