pcmenc: set correct bitrate value

[ffmpeg] / libavcodec / rpza.c

diff --git a/libavcodec/rpza.c b/libavcodec/rpza.c
index 7350ef2c4a481464ce0f8c74fbca41c98fc84c87..d034e66e2422014679cab8b408c8fcb3cf43a3d1 100644 (file)
--- a/libavcodec/rpza.c
+++ b/libavcodec/rpza.c
@@ -183,6 +183,8 @@ static void rpza_decode_stream(RpzaContext *s)
             color4[1] |= ((11 * ta + 21 * tb) >> 5);
             color4[2] |= ((21 * ta + 11 * tb) >> 5);
 
+            if (s->size - stream_ptr < n_blocks * 4)
+                return;
             while (n_blocks--) {
                 block_ptr = row_ptr + pixel_ptr;
                 for (pixel_y = 0; pixel_y < 4; pixel_y++) {
@@ -200,6 +202,8 @@ static void rpza_decode_stream(RpzaContext *s)
 
         /* Fill block with 16 colors */
         case 0x00:
+            if (s->size - stream_ptr < 16)
+                return;
             block_ptr = row_ptr + pixel_ptr;
             for (pixel_y = 0; pixel_y < 4; pixel_y++) {
                 for (pixel_x = 0; pixel_x < 4; pixel_x++){
@@ -284,5 +288,5 @@ AVCodec ff_rpza_decoder = {
     .close          = rpza_decode_end,
     .decode         = rpza_decode_frame,
     .capabilities   = CODEC_CAP_DR1,
-    .long_name = NULL_IF_CONFIG_SMALL("QuickTime video (RPZA)"),
+    .long_name      = NULL_IF_CONFIG_SMALL("QuickTime video (RPZA)"),
 };