[PATCH] Merge FFTContext and MDCTContext
Mans Rullgard
mans
Fri Sep 18 21:50:35 CEST 2009
---
libavcodec/aac.h | 4 +-
libavcodec/aacenc.h | 4 +-
libavcodec/ac3dec.h | 4 +-
libavcodec/arm/fft_init_arm.c | 6 ++--
libavcodec/arm/mdct_neon.S | 34 ++++++++++++++----------------
libavcodec/atrac1.c | 4 +-
libavcodec/atrac3.c | 2 +-
libavcodec/cook.c | 2 +-
libavcodec/dca.c | 2 +-
libavcodec/dsputil.h | 44 +++++++++++++++++-----------------------
libavcodec/fft-test.c | 2 +-
libavcodec/mdct.c | 32 ++++++++++++++--------------
libavcodec/nellymoserdec.c | 2 +-
libavcodec/nellymoserenc.c | 2 +-
libavcodec/twinvq.c | 2 +-
libavcodec/vorbis_dec.c | 2 +-
libavcodec/vorbis_enc.c | 2 +-
libavcodec/wma.h | 2 +-
libavcodec/wmaprodec.c | 2 +-
libavcodec/x86/fft.h | 12 +++++-----
libavcodec/x86/fft_3dn2.c | 12 +++++-----
libavcodec/x86/fft_sse.c | 12 +++++-----
22 files changed, 91 insertions(+), 99 deletions(-)
diff --git a/libavcodec/aac.h b/libavcodec/aac.h
index cd29549..abe1326 100644
--- a/libavcodec/aac.h
+++ b/libavcodec/aac.h
@@ -257,8 +257,8 @@ typedef struct {
* @defgroup tables Computed / set up during initialization.
* @{
*/
- MDCTContext mdct;
- MDCTContext mdct_small;
+ FFTContext mdct;
+ FFTContext mdct_small;
DSPContext dsp;
int random_state;
/** @} */
diff --git a/libavcodec/aacenc.h b/libavcodec/aacenc.h
index 01d9836..fb514ae 100644
--- a/libavcodec/aacenc.h
+++ b/libavcodec/aacenc.h
@@ -49,8 +49,8 @@ extern AACCoefficientsEncoder ff_aac_coders[];
*/
typedef struct AACEncContext {
PutBitContext pb;
- MDCTContext mdct1024; ///< long (1024 samples) frame transform context
- MDCTContext mdct128; ///< short (128 samples) frame transform context
+ FFTContext mdct1024; ///< long (1024 samples) frame transform context
+ FFTContext mdct128; ///< short (128 samples) frame transform context
DSPContext dsp;
DECLARE_ALIGNED_16(FFTSample, output[2048]); ///< temporary buffer for MDCT input coefficients
int16_t* samples; ///< saved preprocessed input
diff --git a/libavcodec/ac3dec.h b/libavcodec/ac3dec.h
index 52eb0ef..cad2077 100644
--- a/libavcodec/ac3dec.h
+++ b/libavcodec/ac3dec.h
@@ -146,8 +146,8 @@ typedef struct {
///@defgroup imdct IMDCT
int block_switch[AC3_MAX_CHANNELS]; ///< block switch flags (blksw)
- MDCTContext imdct_512; ///< for 512 sample IMDCT
- MDCTContext imdct_256; ///< for 256 sample IMDCT
+ FFTContext imdct_512; ///< for 512 sample IMDCT
+ FFTContext imdct_256; ///< for 256 sample IMDCT
///@}
///@defgroup opt optimization
diff --git a/libavcodec/arm/fft_init_arm.c b/libavcodec/arm/fft_init_arm.c
index 6bb3686..a476014 100644
--- a/libavcodec/arm/fft_init_arm.c
+++ b/libavcodec/arm/fft_init_arm.c
@@ -23,9 +23,9 @@
void ff_fft_permute_neon(FFTContext *s, FFTComplex *z);
void ff_fft_calc_neon(FFTContext *s, FFTComplex *z);
-void ff_imdct_calc_neon(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_imdct_half_neon(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_mdct_calc_neon(MDCTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_calc_neon(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_half_neon(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_mdct_calc_neon(FFTContext *s, FFTSample *output, const FFTSample *input);
av_cold void ff_fft_init_arm(FFTContext *s)
{
diff --git a/libavcodec/arm/mdct_neon.S b/libavcodec/arm/mdct_neon.S
index 5cd4647..4c65f8f 100644
--- a/libavcodec/arm/mdct_neon.S
+++ b/libavcodec/arm/mdct_neon.S
@@ -28,10 +28,10 @@ function ff_imdct_half_neon, export=1
push {r4-r8,lr}
mov r12, #1
- ldr lr, [r0, #4] @ nbits
- ldr r4, [r0, #8] @ tcos
- ldr r5, [r0, #12] @ tsin
- ldr r3, [r0, #24] @ revtab
+ ldr lr, [r0, #28] @ mdct_bits
+ ldr r4, [r0, #32] @ tcos
+ ldr r5, [r0, #36] @ tsin
+ ldr r3, [r0, #8] @ revtab
lsl r12, r12, lr @ n = 1 << nbits
lsr lr, r12, #2 @ n4 = n >> 2
add r7, r2, r12, lsl #1
@@ -73,13 +73,12 @@ function ff_imdct_half_neon, export=1
mov r4, r0
mov r6, r1
- add r0, r0, #16
bl ff_fft_calc_neon
mov r12, #1
- ldr lr, [r4, #4] @ nbits
- ldr r5, [r4, #12] @ tsin
- ldr r4, [r4, #8] @ tcos
+ ldr lr, [r4, #28] @ mdct_bits
+ ldr r5, [r4, #36] @ tsin
+ ldr r4, [r4, #32] @ tcos
lsl r12, r12, lr @ n = 1 << nbits
lsr lr, r12, #3 @ n8 = n >> 3
@@ -134,7 +133,7 @@ function ff_imdct_half_neon, export=1
function ff_imdct_calc_neon, export=1
push {r4-r6,lr}
- ldr r3, [r0, #4]
+ ldr r3, [r0, #28]
mov r4, #1
mov r5, r1
lsl r4, r4, r3
@@ -171,10 +170,10 @@ function ff_mdct_calc_neon, export=1
push {r4-r10,lr}
mov r12, #1
- ldr lr, [r0, #4] @ nbits
- ldr r4, [r0, #8] @ tcos
- ldr r5, [r0, #12] @ tsin
- ldr r3, [r0, #24] @ revtab
+ ldr lr, [r0, #28] @ mdct_bits
+ ldr r4, [r0, #32] @ tcos
+ ldr r5, [r0, #36] @ tsin
+ ldr r3, [r0, #8] @ revtab
lsl lr, r12, lr @ n = 1 << nbits
add r7, r2, lr @ in4u
sub r9, r7, #16 @ in4d
@@ -224,7 +223,7 @@ function ff_mdct_calc_neon, export=1
vst2.32 {d6[1],d7[1]}, [r10,:64]
mov r12, #1
- ldr lr, [r0, #4] @ nbits
+ ldr lr, [r0, #28] @ mdct_bits
lsl lr, r12, lr @ n = 1 << nbits
sub r8, r2, #16 @ in1d
add r2, r9, #16 @ in0u
@@ -272,13 +271,12 @@ function ff_mdct_calc_neon, export=1
mov r4, r0
mov r6, r1
- add r0, r0, #16
bl ff_fft_calc_neon
mov r12, #1
- ldr lr, [r4, #4] @ nbits
- ldr r5, [r4, #12] @ tsin
- ldr r4, [r4, #8] @ tcos
+ ldr lr, [r4, #28] @ mdct_bits
+ ldr r5, [r4, #36] @ tsin
+ ldr r4, [r4, #32] @ tcos
lsl r12, r12, lr @ n = 1 << nbits
lsr lr, r12, #3 @ n8 = n >> 3
diff --git a/libavcodec/atrac1.c b/libavcodec/atrac1.c
index 42c4801..49008aa 100644
--- a/libavcodec/atrac1.c
+++ b/libavcodec/atrac1.c
@@ -80,7 +80,7 @@ typedef struct {
DECLARE_ALIGNED_16(float,high[512]);
float* bands[3];
float out_samples[AT1_MAX_CHANNELS][AT1_SU_SAMPLES];
- MDCTContext mdct_ctx[3];
+ FFTContext mdct_ctx[3];
int channels;
DSPContext dsp;
} AT1Ctx;
@@ -95,7 +95,7 @@ static const uint8_t mdct_long_nbits[3] = {7, 7, 8};
static void at1_imdct(AT1Ctx *q, float *spec, float *out, int nbits,
int rev_spec)
{
- MDCTContext* mdct_context;
+ FFTContext* mdct_context;
int transf_size = 1 << nbits;
mdct_context = &q->mdct_ctx[nbits - 5 - (nbits>6)];
diff --git a/libavcodec/atrac3.c b/libavcodec/atrac3.c
index 2b956ec..84bfe13 100644
--- a/libavcodec/atrac3.c
+++ b/libavcodec/atrac3.c
@@ -123,7 +123,7 @@ static DECLARE_ALIGNED_16(float,mdct_window[512]);
static VLC spectral_coeff_tab[7];
static float gain_tab1[16];
static float gain_tab2[31];
-static MDCTContext mdct_ctx;
+static FFTContext mdct_ctx;
static DSPContext dsp;
diff --git a/libavcodec/cook.c b/libavcodec/cook.c
index b90949f..1f62af2 100644
--- a/libavcodec/cook.c
+++ b/libavcodec/cook.c
@@ -136,7 +136,7 @@ typedef struct cook {
AVLFG random_state;
/* transform data */
- MDCTContext mdct_ctx;
+ FFTContext mdct_ctx;
float* mlt_window;
/* VLC data */
diff --git a/libavcodec/dca.c b/libavcodec/dca.c
index ebdcdd6..b68e547 100644
--- a/libavcodec/dca.c
+++ b/libavcodec/dca.c
@@ -250,7 +250,7 @@ typedef struct {
int debug_flag; ///< used for suppressing repeated error messages output
DSPContext dsp;
- MDCTContext imdct;
+ FFTContext imdct;
} DCAContext;
static const uint16_t dca_vlc_offs[] = {
diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h
index d9d7d16..985120e 100644
--- a/libavcodec/dsputil.h
+++ b/libavcodec/dsputil.h
@@ -665,8 +665,6 @@ void get_psnr(uint8_t *orig_image[3], uint8_t *coded_image[3],
FFTSample type */
typedef float FFTSample;
-struct MDCTContext;
-
typedef struct FFTComplex {
FFTSample re, im;
} FFTComplex;
@@ -678,11 +676,16 @@ typedef struct FFTContext {
FFTComplex *exptab;
FFTComplex *exptab1; /* only used by SSE code */
FFTComplex *tmp_buf;
+ int mdct_size; /* size of MDCT (i.e. number of input data * 2) */
+ int mdct_bits; /* n = 2^nbits */
+ /* pre/post rotation tables */
+ FFTSample *tcos;
+ FFTSample *tsin;
void (*fft_permute)(struct FFTContext *s, FFTComplex *z);
void (*fft_calc)(struct FFTContext *s, FFTComplex *z);
- void (*imdct_calc)(struct MDCTContext *s, FFTSample *output, const FFTSample *input);
- void (*imdct_half)(struct MDCTContext *s, FFTSample *output, const FFTSample *input);
- void (*mdct_calc)(struct MDCTContext *s, FFTSample *output, const FFTSample *input);
+ void (*imdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input);
+ void (*imdct_half)(struct FFTContext *s, FFTSample *output, const FFTSample *input);
+ void (*mdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input);
int split_radix;
} FFTContext;
@@ -720,28 +723,19 @@ void ff_fft_end(FFTContext *s);
/* MDCT computation */
-typedef struct MDCTContext {
- int n; /* size of MDCT (i.e. number of input data * 2) */
- int nbits; /* n = 2^nbits */
- /* pre/post rotation tables */
- FFTSample *tcos;
- FFTSample *tsin;
- FFTContext fft;
-} MDCTContext;
-
-static inline void ff_imdct_calc(MDCTContext *s, FFTSample *output, const FFTSample *input)
+static inline void ff_imdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input)
{
- s->fft.imdct_calc(s, output, input);
+ s->imdct_calc(s, output, input);
}
-static inline void ff_imdct_half(MDCTContext *s, FFTSample *output, const FFTSample *input)
+static inline void ff_imdct_half(FFTContext *s, FFTSample *output, const FFTSample *input)
{
- s->fft.imdct_half(s, output, input);
+ s->imdct_half(s, output, input);
}
-static inline void ff_mdct_calc(MDCTContext *s, FFTSample *output,
+static inline void ff_mdct_calc(FFTContext *s, FFTSample *output,
const FFTSample *input)
{
- s->fft.mdct_calc(s, output, input);
+ s->mdct_calc(s, output, input);
}
/**
@@ -768,11 +762,11 @@ extern float ff_sine_2048[2048];
extern float ff_sine_4096[4096];
extern float * const ff_sine_windows[13];
-int ff_mdct_init(MDCTContext *s, int nbits, int inverse, double scale);
-void ff_imdct_calc_c(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_imdct_half_c(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_mdct_calc_c(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_mdct_end(MDCTContext *s);
+int ff_mdct_init(FFTContext *s, int nbits, int inverse, double scale);
+void ff_imdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_half_c(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_mdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_mdct_end(FFTContext *s);
/* Real Discrete Fourier Transform */
diff --git a/libavcodec/fft-test.c b/libavcodec/fft-test.c
index 3da7a23..925711d 100644
--- a/libavcodec/fft-test.c
+++ b/libavcodec/fft-test.c
@@ -184,7 +184,7 @@ int main(int argc, char **argv)
int do_mdct = 0;
int do_inverse = 0;
FFTContext s1, *s = &s1;
- MDCTContext m1, *m = &m1;
+ FFTContext m1, *m = &m1;
int fft_nbits, fft_size;
double scale = 1.0;
AVLFG prng;
diff --git a/libavcodec/mdct.c b/libavcodec/mdct.c
index cb024ac..4e5609c 100644
--- a/libavcodec/mdct.c
+++ b/libavcodec/mdct.c
@@ -72,15 +72,15 @@ av_cold void ff_sine_window_init(float *window, int n) {
/**
* init MDCT or IMDCT computation.
*/
-av_cold int ff_mdct_init(MDCTContext *s, int nbits, int inverse, double scale)
+av_cold int ff_mdct_init(FFTContext *s, int nbits, int inverse, double scale)
{
int n, n4, i;
double alpha, theta;
memset(s, 0, sizeof(*s));
n = 1 << nbits;
- s->nbits = nbits;
- s->n = n;
+ s->mdct_bits = nbits;
+ s->mdct_size = n;
n4 = n >> 2;
s->tcos = av_malloc(n4 * sizeof(FFTSample));
if (!s->tcos)
@@ -96,7 +96,7 @@ av_cold int ff_mdct_init(MDCTContext *s, int nbits, int inverse, double scale)
s->tcos[i] = -cos(alpha) * scale;
s->tsin[i] = -sin(alpha) * scale;
}
- if (ff_fft_init(&s->fft, s->nbits - 2, inverse) < 0)
+ if (ff_fft_init(s, s->mdct_bits - 2, inverse) < 0)
goto fail;
return 0;
fail:
@@ -122,16 +122,16 @@ av_cold int ff_mdct_init(MDCTContext *s, int nbits, int inverse, double scale)
* @param output N/2 samples
* @param input N/2 samples
*/
-void ff_imdct_half_c(MDCTContext *s, FFTSample *output, const FFTSample *input)
+void ff_imdct_half_c(FFTContext *s, FFTSample *output, const FFTSample *input)
{
int k, n8, n4, n2, n, j;
- const uint16_t *revtab = s->fft.revtab;
+ const uint16_t *revtab = s->revtab;
const FFTSample *tcos = s->tcos;
const FFTSample *tsin = s->tsin;
const FFTSample *in1, *in2;
FFTComplex *z = (FFTComplex *)output;
- n = 1 << s->nbits;
+ n = 1 << s->mdct_bits;
n2 = n >> 1;
n4 = n >> 2;
n8 = n >> 3;
@@ -145,7 +145,7 @@ void ff_imdct_half_c(MDCTContext *s, FFTSample *output, const FFTSample *input)
in1 += 2;
in2 -= 2;
}
- ff_fft_calc(&s->fft, z);
+ ff_fft_calc(s, z);
/* post rotation + reordering */
for(k = 0; k < n8; k++) {
@@ -164,10 +164,10 @@ void ff_imdct_half_c(MDCTContext *s, FFTSample *output, const FFTSample *input)
* @param output N samples
* @param input N/2 samples
*/
-void ff_imdct_calc_c(MDCTContext *s, FFTSample *output, const FFTSample *input)
+void ff_imdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input)
{
int k;
- int n = 1 << s->nbits;
+ int n = 1 << s->mdct_bits;
int n2 = n >> 1;
int n4 = n >> 2;
@@ -184,16 +184,16 @@ void ff_imdct_calc_c(MDCTContext *s, FFTSample *output, const FFTSample *input)
* @param input N samples
* @param out N/2 samples
*/
-void ff_mdct_calc_c(MDCTContext *s, FFTSample *out, const FFTSample *input)
+void ff_mdct_calc_c(FFTContext *s, FFTSample *out, const FFTSample *input)
{
int i, j, n, n8, n4, n2, n3;
FFTSample re, im;
- const uint16_t *revtab = s->fft.revtab;
+ const uint16_t *revtab = s->revtab;
const FFTSample *tcos = s->tcos;
const FFTSample *tsin = s->tsin;
FFTComplex *x = (FFTComplex *)out;
- n = 1 << s->nbits;
+ n = 1 << s->mdct_bits;
n2 = n >> 1;
n4 = n >> 2;
n8 = n >> 3;
@@ -212,7 +212,7 @@ void ff_mdct_calc_c(MDCTContext *s, FFTSample *out, const FFTSample *input)
CMUL(x[j].re, x[j].im, re, im, -tcos[n8 + i], tsin[n8 + i]);
}
- ff_fft_calc(&s->fft, x);
+ ff_fft_calc(s, x);
/* post rotation */
for(i=0;i<n8;i++) {
@@ -226,9 +226,9 @@ void ff_mdct_calc_c(MDCTContext *s, FFTSample *out, const FFTSample *input)
}
}
-av_cold void ff_mdct_end(MDCTContext *s)
+av_cold void ff_mdct_end(FFTContext *s)
{
av_freep(&s->tcos);
av_freep(&s->tsin);
- ff_fft_end(&s->fft);
+ ff_fft_end(s);
}
diff --git a/libavcodec/nellymoserdec.c b/libavcodec/nellymoserdec.c
index a1f5526..1de4708 100644
--- a/libavcodec/nellymoserdec.c
+++ b/libavcodec/nellymoserdec.c
@@ -50,7 +50,7 @@ typedef struct NellyMoserDecodeContext {
int add_bias;
float scale_bias;
DSPContext dsp;
- MDCTContext imdct_ctx;
+ FFTContext imdct_ctx;
DECLARE_ALIGNED_16(float,imdct_out[NELLY_BUF_LEN * 2]);
} NellyMoserDecodeContext;
diff --git a/libavcodec/nellymoserenc.c b/libavcodec/nellymoserenc.c
index c9f93db..52dd46e 100644
--- a/libavcodec/nellymoserenc.c
+++ b/libavcodec/nellymoserenc.c
@@ -52,7 +52,7 @@ typedef struct NellyMoserEncodeContext {
int bufsel;
int have_saved;
DSPContext dsp;
- MDCTContext mdct_ctx;
+ FFTContext mdct_ctx;
DECLARE_ALIGNED_16(float, mdct_out[NELLY_SAMPLES]);
DECLARE_ALIGNED_16(float, in_buff[NELLY_SAMPLES]);
DECLARE_ALIGNED_16(float, buf[2][3 * NELLY_BUF_LEN]); ///< sample buffer
diff --git a/libavcodec/twinvq.c b/libavcodec/twinvq.c
index 0d66d63..57c3301 100644
--- a/libavcodec/twinvq.c
+++ b/libavcodec/twinvq.c
@@ -172,7 +172,7 @@ static const ModeTab mode_44_48 = {
typedef struct TwinContext {
AVCodecContext *avctx;
DSPContext dsp;
- MDCTContext mdct_ctx[3];
+ FFTContext mdct_ctx[3];
const ModeTab *mtab;
diff --git a/libavcodec/vorbis_dec.c b/libavcodec/vorbis_dec.c
index bb582c2..840207c 100644
--- a/libavcodec/vorbis_dec.c
+++ b/libavcodec/vorbis_dec.c
@@ -128,7 +128,7 @@ typedef struct vorbis_context_s {
GetBitContext gb;
DSPContext dsp;
- MDCTContext mdct[2];
+ FFTContext mdct[2];
uint_fast8_t first_frame;
uint_fast32_t version;
uint_fast8_t audio_channels;
diff --git a/libavcodec/vorbis_enc.c b/libavcodec/vorbis_enc.c
index 78302aa..2db7e0c 100644
--- a/libavcodec/vorbis_enc.c
+++ b/libavcodec/vorbis_enc.c
@@ -98,7 +98,7 @@ typedef struct {
int channels;
int sample_rate;
int log2_blocksize[2];
- MDCTContext mdct[2];
+ FFTContext mdct[2];
const float * win[2];
int have_saved;
float * saved;
diff --git a/libavcodec/wma.h b/libavcodec/wma.h
index a207dfc..6db60fa 100644
--- a/libavcodec/wma.h
+++ b/libavcodec/wma.h
@@ -116,7 +116,7 @@ typedef struct WMACodecContext {
WMACoef coefs1[MAX_CHANNELS][BLOCK_MAX_SIZE];
DECLARE_ALIGNED_16(float, coefs[MAX_CHANNELS][BLOCK_MAX_SIZE]);
DECLARE_ALIGNED_16(FFTSample, output[BLOCK_MAX_SIZE * 2]);
- MDCTContext mdct_ctx[BLOCK_NB_SIZES];
+ FFTContext mdct_ctx[BLOCK_NB_SIZES];
float *windows[BLOCK_NB_SIZES];
/* output buffer for one frame and the last for IMDCT windowing */
DECLARE_ALIGNED_16(float, frame_out[MAX_CHANNELS][BLOCK_MAX_SIZE * 2]);
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index 7e7d233..7f35edc 100644
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -166,7 +166,7 @@ typedef struct WMAProDecodeCtx {
uint8_t frame_data[MAX_FRAMESIZE +
FF_INPUT_BUFFER_PADDING_SIZE];///< compressed frame data
PutBitContext pb; ///< context for filling the frame_data buffer
- MDCTContext mdct_ctx[WMAPRO_BLOCK_SIZES]; ///< MDCT context per block size
+ FFTContext mdct_ctx[WMAPRO_BLOCK_SIZES]; ///< MDCT context per block size
DECLARE_ALIGNED_16(float, tmp[WMAPRO_BLOCK_MAX_SIZE]); ///< IMDCT output buffer
float* windows[WMAPRO_BLOCK_SIZES]; ///< windows for the different block sizes
diff --git a/libavcodec/x86/fft.h b/libavcodec/x86/fft.h
index 1345144..b0fff1b 100644
--- a/libavcodec/x86/fft.h
+++ b/libavcodec/x86/fft.h
@@ -26,11 +26,11 @@ void ff_fft_calc_sse(FFTContext *s, FFTComplex *z);
void ff_fft_calc_3dn(FFTContext *s, FFTComplex *z);
void ff_fft_calc_3dn2(FFTContext *s, FFTComplex *z);
-void ff_imdct_calc_3dn(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_imdct_half_3dn(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_imdct_calc_3dn2(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_imdct_half_3dn2(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_imdct_calc_sse(MDCTContext *s, FFTSample *output, const FFTSample *input);
-void ff_imdct_half_sse(MDCTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_calc_3dn(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_half_3dn(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_calc_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_half_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_calc_sse(FFTContext *s, FFTSample *output, const FFTSample *input);
+void ff_imdct_half_sse(FFTContext *s, FFTSample *output, const FFTSample *input);
#endif
diff --git a/libavcodec/x86/fft_3dn2.c b/libavcodec/x86/fft_3dn2.c
index c20e2dd..d5557de 100644
--- a/libavcodec/x86/fft_3dn2.c
+++ b/libavcodec/x86/fft_3dn2.c
@@ -53,14 +53,14 @@ void ff_fft_calc_3dn2(FFTContext *s, FFTComplex *z)
FFSWAP(FFTSample, z[i].im, z[i+1].re);
}
-void ff_imdct_half_3dn2(MDCTContext *s, FFTSample *output, const FFTSample *input)
+void ff_imdct_half_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input)
{
x86_reg j, k;
- long n = 1 << s->nbits;
+ long n = 1 << s->mdct_bits;
long n2 = n >> 1;
long n4 = n >> 2;
long n8 = n >> 3;
- const uint16_t *revtab = s->fft.revtab;
+ const uint16_t *revtab = s->revtab;
const FFTSample *tcos = s->tcos;
const FFTSample *tsin = s->tsin;
const FFTSample *in1, *in2;
@@ -101,7 +101,7 @@ void ff_imdct_half_3dn2(MDCTContext *s, FFTSample *output, const FFTSample *inpu
);
}
- ff_fft_dispatch_3dn2(z, s->fft.nbits);
+ ff_fft_dispatch_3dn2(z, s->nbits);
#define CMUL(j,mm0,mm1)\
"movq (%2,"#j",2), %%mm6 \n"\
@@ -144,10 +144,10 @@ void ff_imdct_half_3dn2(MDCTContext *s, FFTSample *output, const FFTSample *inpu
__asm__ volatile("femms");
}
-void ff_imdct_calc_3dn2(MDCTContext *s, FFTSample *output, const FFTSample *input)
+void ff_imdct_calc_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input)
{
x86_reg j, k;
- long n = 1 << s->nbits;
+ long n = 1 << s->mdct_bits;
long n4 = n >> 2;
ff_imdct_half_3dn2(s, output+n4, input);
diff --git a/libavcodec/x86/fft_sse.c b/libavcodec/x86/fft_sse.c
index cf2c48b..a760746 100644
--- a/libavcodec/x86/fft_sse.c
+++ b/libavcodec/x86/fft_sse.c
@@ -71,14 +71,14 @@ void ff_fft_permute_sse(FFTContext *s, FFTComplex *z)
memcpy(z, s->tmp_buf, n*sizeof(FFTComplex));
}
-void ff_imdct_half_sse(MDCTContext *s, FFTSample *output, const FFTSample *input)
+void ff_imdct_half_sse(FFTContext *s, FFTSample *output, const FFTSample *input)
{
av_unused x86_reg i, j, k, l;
- long n = 1 << s->nbits;
+ long n = 1 << s->mdct_bits;
long n2 = n >> 1;
long n4 = n >> 2;
long n8 = n >> 3;
- const uint16_t *revtab = s->fft.revtab + n8;
+ const uint16_t *revtab = s->revtab + n8;
const FFTSample *tcos = s->tcos;
const FFTSample *tsin = s->tsin;
FFTComplex *z = (FFTComplex *)output;
@@ -129,7 +129,7 @@ void ff_imdct_half_sse(MDCTContext *s, FFTSample *output, const FFTSample *input
#endif
}
- ff_fft_dispatch_sse(z, s->fft.nbits);
+ ff_fft_dispatch_sse(z, s->nbits);
/* post rotation + reinterleave + reorder */
@@ -172,10 +172,10 @@ void ff_imdct_half_sse(MDCTContext *s, FFTSample *output, const FFTSample *input
);
}
-void ff_imdct_calc_sse(MDCTContext *s, FFTSample *output, const FFTSample *input)
+void ff_imdct_calc_sse(FFTContext *s, FFTSample *output, const FFTSample *input)
{
x86_reg j, k;
- long n = 1 << s->nbits;
+ long n = 1 << s->mdct_bits;
long n4 = n >> 2;
ff_imdct_half_sse(s, output+n4, input);
--
1.6.4.2
--=-=-=--
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