Add new decoder property max_lowres and do not init decoder if requested value is higher.

Originally committed as revision 24098 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 3 insertions, 0 deletions

diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c
index 9f2d23d2be..0af24ad80a 100644
--- a/libavcodec/mpeg12.c
+++ b/libavcodec/mpeg12.c
@@ -2511,6 +2511,7 @@ AVCodec mpeg1video_decoder = {
     mpeg_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY,
     .flush= flush,
+    .max_lowres= 3,
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-1 video"),
 };
 
@@ -2525,6 +2526,7 @@ AVCodec mpeg2video_decoder = {
     mpeg_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY,
     .flush= flush,
+    .max_lowres= 3,
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-2 video"),
 };
 
@@ -2540,6 +2542,7 @@ AVCodec mpegvideo_decoder = {
     mpeg_decode_frame,
     CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY,
     .flush= flush,
+    .max_lowres= 3,
     .long_name= NULL_IF_CONFIG_SMALL("MPEG-1 video"),
 };