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| author | Justin Ruggles <justin.ruggles@gmail.com> | 2012-07-09 13:01:32 -0400 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2012-07-19 13:26:47 -0400 |
| commit | 9a6c528e08c42f43216fed9d6abd9e545db88d13 (patch) | |
| tree | 3aa724027a67f42dd3b8a5a4796decd71fbe7eca | |
| parent | ebd4c3add1ecad2c65ac80f0787ca5c1e78b600e (diff) | |
| download | ffmpeg-9a6c528e08c42f43216fed9d6abd9e545db88d13.tar.gz | |
alac: factor out output_size check in predictor_decompress_fir_adapt()
| -rw-r--r-- | libavcodec/alac.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/libavcodec/alac.c b/libavcodec/alac.c index 42dfdad595..474531b83e 100644 --- a/libavcodec/alac.c +++ b/libavcodec/alac.c @@ -173,10 +173,10 @@ static void predictor_decompress_fir_adapt(int32_t *error_buffer, /* first sample always copies */ *buffer_out = *error_buffer; - if (!predictor_coef_num) { - if (output_size <= 1) - return; + if (output_size <= 1) + return; + if (!predictor_coef_num) { memcpy(&buffer_out[1], &error_buffer[1], (output_size - 1) * sizeof(*buffer_out)); return; @@ -184,8 +184,6 @@ static void predictor_decompress_fir_adapt(int32_t *error_buffer, if (predictor_coef_num == 31) { /* simple 1st-order prediction */ - if (output_size <= 1) - return; for (i = 1; i < output_size; i++) { buffer_out[i] = sign_extend(buffer_out[i - 1] + error_buffer[i], readsamplesize); |