diff options
Diffstat (limited to 'apps/codecs/libatrac/README.rockbox')
-rw-r--r-- | apps/codecs/libatrac/README.rockbox | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/apps/codecs/libatrac/README.rockbox b/apps/codecs/libatrac/README.rockbox index 7f62e10bb4..46738e7d7b 100644 --- a/apps/codecs/libatrac/README.rockbox +++ b/apps/codecs/libatrac/README.rockbox | |||
@@ -8,13 +8,19 @@ ffmpeg is licensed under the Lesser GNU General Public License. | |||
8 | 8 | ||
9 | IMPORT DETAILS | 9 | IMPORT DETAILS |
10 | 10 | ||
11 | The decoder is based on ffmpeg-svn r18079. It still uses floating | 11 | The decoder is based on ffmpeg-svn r18079. |
12 | point math and not suitable to be used in rockbox. | 12 | The decoder had been modified to use fixed-point arithmetic. |
13 | 13 | ||
14 | TESTING | 14 | TESTING |
15 | 15 | ||
16 | The test program should compile in any Unix-like environment using the | 16 | The test program should compile in any Unix-like environment using the |
17 | command "make -f Makefile.test". | 17 | command "make -f Makefile.test". |
18 | 18 | ||
19 | For ARM targets add -DCPU_ARM to CFLAGS in Makefile.test to make use of | ||
20 | the asm ARM optimisations in rockbox's mdct library. | ||
21 | |||
22 | For Big-endian targets, change -D"ROCKBOX_LITTLE_ENDIAN=1" | ||
23 | to -D"ROCKBOX_BIG_ENDIAN=1" in Makefile.test. | ||
24 | |||
19 | Running "./atractest file.rm" will decode the audio data to a WAV file | 25 | Running "./atractest file.rm" will decode the audio data to a WAV file |
20 | called "output.wav" in the current directory. | 26 | called "output.wav" in the current directory. |