mirror of https://git.ffmpeg.org/ffmpeg.git
dct-test: document the number of bits we use for testing.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -511,10 +511,11 @@ static void idct248_error(const char *name,
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static void help(void)
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static void help(void)
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{
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{
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printf("dct-test [-i] [<test-number>]\n"
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printf("dct-test [-i] [<test-number>] [<bits>]\n"
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"test-number 0 -> test with random matrixes\n"
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"test-number 0 -> test with random matrixes\n"
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" 1 -> test with random sparse matrixes\n"
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" 1 -> test with random sparse matrixes\n"
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" 2 -> do 3. test from mpeg4 std\n"
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" 2 -> do 3. test from mpeg4 std\n"
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"bits Number of time domain bits to use, 8 is default\n"
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"-i test IDCT implementations\n"
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"-i test IDCT implementations\n"
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"-4 test IDCT248 implementations\n"
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"-4 test IDCT248 implementations\n"
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"-t speed test\n");
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"-t speed test\n");
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