Make our flac decoder decode all the data at EOF.

Fixes issue524

Originally committed as revision 14223 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/flac.c

@@ -624,7 +624,7 @@ static int flac_decode_frame(AVCodecContext *avctx,
             buf_size += s->bitstream_size;
             s->bitstream_size= buf_size;
 
-            if(buf_size < s->max_framesize){
+            if(buf_size < s->max_framesize && input_buf_size){
 //                printf("wanna more data ...\n");
                 return input_buf_size;
             }
@@ -773,6 +773,7 @@ AVCodec flac_decoder = {
     NULL,
     flac_decode_close,
     flac_decode_frame,
+    CODEC_CAP_DELAY,
     .flush= flac_flush,
     .long_name= NULL_IF_CONFIG_SMALL("FLAC (Free Lossless Audio Codec)"),
 };

tests/ffmpeg.regression.ref

@@ -195,8 +195,8 @@ e48b800e2d9be6afcd430d4f08a34eb6 *./tests/data/adpcm_swf.vsynth.out.wav
 stddev:934.30 PSNR:36.91 bytes:1056768
 c3382f03ce2efb5d475240d288a33898 *./tests/data/a-flac.flac
 353368 ./tests/data/a-flac.flac
-c4228df189aad9567a037727d0e763e4 *./tests/data/flac.vsynth.out.wav
-stddev: 33.31 PSNR:65.87 bytes:1040384
+95e54b261530a1bcf6de6fe3b21dc5f6 *./tests/data/flac.vsynth.out.wav
+stddev:  0.00 PSNR:99.99 bytes:1056768
 4435d87463cd6c5407bd88cca241ca56 *./tests/data/a-wmav1.asf
 106004 ./tests/data/a-wmav1.asf
 stddev:12251.50 PSNR:14.56 bytes:1056768

tests/libav.regression.ref

@@ -93,7 +93,7 @@ ae3a23a7ea13c92a2909445ca8144dcd *./tests/data/b-libav.aif
 ./tests/data/b-libav.voc CRC=0x49972c8c
 9268c90bd2623a5ab3c2a1a751826f69 *./tests/data/b-libav.ogg
 14210 ./tests/data/b-libav.ogg
-./tests/data/b-libav.ogg CRC=0x6bcbb966
+./tests/data/b-libav.ogg CRC=0x37a143ea
 ce356ce2708cb6033ab5d762da93cfd4 *./tests/data/b-libav-yuv420p.yuv
 304128 ./tests/data/b-libav-yuv420p.yuv
 ce356ce2708cb6033ab5d762da93cfd4 *./tests/data/b-libav-yuv422p.yuv

tests/rotozoom.regression.ref

@@ -195,8 +195,8 @@ e48b800e2d9be6afcd430d4f08a34eb6 *./tests/data/adpcm_swf.rotozoom.out.wav
 stddev:934.30 PSNR:36.91 bytes:1056768
 c3382f03ce2efb5d475240d288a33898 *./tests/data/a-flac.flac
 353368 ./tests/data/a-flac.flac
-c4228df189aad9567a037727d0e763e4 *./tests/data/flac.rotozoom.out.wav
-stddev: 33.31 PSNR:65.87 bytes:1040384
+95e54b261530a1bcf6de6fe3b21dc5f6 *./tests/data/flac.rotozoom.out.wav
+stddev:  0.00 PSNR:99.99 bytes:1056768
 4435d87463cd6c5407bd88cca241ca56 *./tests/data/a-wmav1.asf
 106004 ./tests/data/a-wmav1.asf
 stddev:12251.50 PSNR:14.56 bytes:1056768