[FFmpeg-cvslog] r19967 - trunk/libavcodec/atrac1.c
banan
subversion
Tue Sep 22 19:03:28 CEST 2009
Author: banan
Date: Tue Sep 22 19:03:28 2009
New Revision: 19967
Log:
Use ff_sine_32 in atrac1.
Modified:
trunk/libavcodec/atrac1.c
Modified: trunk/libavcodec/atrac1.c
==============================================================================
--- trunk/libavcodec/atrac1.c Tue Sep 22 17:58:08 2009 (r19966)
+++ trunk/libavcodec/atrac1.c Tue Sep 22 19:03:28 2009 (r19967)
@@ -82,8 +82,6 @@ typedef struct {
DSPContext dsp;
} AT1Ctx;
-DECLARE_ALIGNED_16(static float, short_window[32]);
-
/** size of the transform in samples in the long mode for each QMF band */
static const uint16_t samples_per_band[3] = {128, 128, 256};
static const uint8_t mdct_long_nbits[3] = {7, 7, 8};
@@ -134,7 +132,7 @@ static int at1_imdct_block(AT1SUCtx* su,
/* overlap and window long blocks */
q->dsp.vector_fmul_window(q->bands[band_num], &su->spectrum[1][ref_pos + band_samples - 16],
- &su->spectrum[0][ref_pos], short_window, 0, 16);
+ &su->spectrum[0][ref_pos], ff_sine_32, 0, 16);
memcpy(q->bands[band_num] + 32, &su->spectrum[0][ref_pos + 16], 240 * sizeof(float));
} else {
/* short blocks */
@@ -146,7 +144,7 @@ static int at1_imdct_block(AT1SUCtx* su,
/* overlap and window between short blocks */
q->dsp.vector_fmul_window(&q->bands[band_num][start_pos], prev_buf,
- &su->spectrum[0][ref_pos + start_pos], short_window, 0, 16);
+ &su->spectrum[0][ref_pos + start_pos], ff_sine_32, 0, 16);
prev_buf = &su->spectrum[0][ref_pos+start_pos + 16];
start_pos += 32; // use hardcoded block_size
@@ -342,7 +340,7 @@ static av_cold int atrac1_decode_init(AV
ff_mdct_init(&q->mdct_ctx[1], 8, 1, -1.0/ (1 << 15));
ff_mdct_init(&q->mdct_ctx[2], 9, 1, -1.0/ (1 << 15));
- ff_sine_window_init(short_window, 32);
+ ff_sine_window_init(ff_sine_32, 32);
atrac_generate_tables();
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