avcodec/decode: do not treat discarded frames as eof when draining

[ffmpeg] / libavcodec / indeo2.c

diff --git a/libavcodec/indeo2.c b/libavcodec/indeo2.c
index c89845233e8a49506d2e1f641840bd0f0a2d2636..f1324e4635ae78ee3af87299dc6103c57b5e2e0c 100644 (file)
--- a/libavcodec/indeo2.c
+++ b/libavcodec/indeo2.c
@@ -77,6 +77,8 @@ static int ir2_decode_plane(Ir2Context *ctx, int width, int height, uint8_t *dst
 
     for (j = 1; j < height; j++) {
         out = 0;
+        if (get_bits_left(&ctx->gb) <= 0)
+            return AVERROR_INVALIDDATA;
         while (out < width) {
             int c = ir2_get_code(&ctx->gb);
             if (c >= 0x80) { /* we have a skip */
@@ -116,6 +118,8 @@ static int ir2_decode_plane_inter(Ir2Context *ctx, int width, int height, uint8_
 
     for (j = 0; j < height; j++) {
         out = 0;
+        if (get_bits_left(&ctx->gb) <= 0)
+            return AVERROR_INVALIDDATA;
         while (out < width) {
             c = ir2_get_code(&ctx->gb);
             if (c >= 0x80) { /* we have a skip */