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Submit FS#12115: Use more IRAM in cook codec for several targets. Speeds up PP5022 and MCF5250 by ~3% and S5L87.0x by ~4%.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29913 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann 2011-05-22 19:03:58 +00:00
parent 8531380de4
commit 6117ffdde5
4 changed files with 116 additions and 26 deletions
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6
apps/codecs/cook.c
View file

@ -28,10 +28,10 @@
CODEC_HEADER
static RMContext rmctx;
static RMPacket pkt;
static RMContext rmctx IBSS_ATTR_COOK_LARGE_IRAM;
static RMPacket pkt IBSS_ATTR_COOK_LARGE_IRAM;
static COOKContext q IBSS_ATTR;
static int32_t rm_outbuf[2048];
static int32_t rm_outbuf[2048] IBSS_ATTR_COOK_LARGE_IRAM MEM_ALIGN_ATTR;
static void init_rm(RMContext *rmctx)
{

82
apps/codecs/libcook/cook.c
View file

@ -102,32 +102,83 @@ static void dump_short_table(short* table, int size, int delimiter) {
#endif
/*************** init functions ***************/
#define VLCBUFSIZE 1500
VLC_TYPE vlcbuf[21][VLCBUFSIZE][2];
/* Codebook sizes (11586 * 4 bytes in total) */
/* Used for envelope_quant_index[]. */
static VLC_TYPE vlcbuf00[ 520][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf01[ 640][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf02[ 544][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf03[ 528][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf04[ 544][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf05[ 544][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf06[ 640][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf07[ 576][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf08[ 528][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf09[ 544][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf10[ 544][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf11[ 640][2] IBSS_ATTR_COOK_VLCBUF;
static VLC_TYPE vlcbuf12[ 544][2] IBSS_ATTR_COOK_LARGE_IRAM;
/* Used for sqvh[]. */
static VLC_TYPE vlcbuf13[ 622][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf14[ 308][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf15[ 280][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf16[1456][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf17[ 694][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf18[ 698][2] IBSS_ATTR_COOK_LARGE_IRAM;
static VLC_TYPE vlcbuf19[ 104][2] IBSS_ATTR_COOK_LARGE_IRAM;
/* Used for ccpl. */
static VLC_TYPE vlcbuf20[ 88][2] IBSS_ATTR_COOK_VLCBUF;
/* Code book sizes (11586 entries in total) */
static int env_size[13] = {520,640,544, 528,544,544,640,576,528,544,544,640,544};
static int sqvh_size[7] = {622,308,280,1456,694,698,104};
static int ccpl_size = 88;
static int init_cook_vlc_tables(COOKContext *q) {
int i, result;
int i, result = 0;
result = 0;
/* Set pointers for codebooks. */
q->envelope_quant_index[ 0].table = vlcbuf00;
q->envelope_quant_index[ 1].table = vlcbuf01;
q->envelope_quant_index[ 2].table = vlcbuf02;
q->envelope_quant_index[ 3].table = vlcbuf03;
q->envelope_quant_index[ 4].table = vlcbuf04;
q->envelope_quant_index[ 5].table = vlcbuf05;
q->envelope_quant_index[ 6].table = vlcbuf06;
q->envelope_quant_index[ 7].table = vlcbuf07;
q->envelope_quant_index[ 8].table = vlcbuf08;
q->envelope_quant_index[ 9].table = vlcbuf09;
q->envelope_quant_index[10].table = vlcbuf10;
q->envelope_quant_index[11].table = vlcbuf11;
q->envelope_quant_index[12].table = vlcbuf12;
q->sqvh[0].table = vlcbuf13;
q->sqvh[1].table = vlcbuf14;
q->sqvh[2].table = vlcbuf15;
q->sqvh[3].table = vlcbuf16;
q->sqvh[4].table = vlcbuf17;
q->sqvh[5].table = vlcbuf18;
q->sqvh[6].table = vlcbuf19;
q->ccpl.table = vlcbuf20;
/* Init envelope VLC (13 books) */
for (i=0 ; i<13 ; i++) {
q->envelope_quant_index[i].table = vlcbuf[i];
q->envelope_quant_index[i].table_allocated = VLCBUFSIZE;
q->envelope_quant_index[i].table_allocated = env_size[i];
result |= init_vlc (&q->envelope_quant_index[i], 9, 24,
envelope_quant_index_huffbits[i], 1, 1,
envelope_quant_index_huffcodes[i], 2, 2, INIT_VLC_USE_NEW_STATIC);
}
DEBUGF("sqvh VLC init\n");
/* Init subband VLC (7 books) */
for (i=0 ; i<7 ; i++) {
q->sqvh[i].table = vlcbuf[i+13];
q->sqvh[i].table_allocated = VLCBUFSIZE;
q->sqvh[i].table_allocated = sqvh_size[i];
result |= init_vlc (&q->sqvh[i], vhvlcsize_tab[i], vhsize_tab[i],
cvh_huffbits[i], 1, 1,
cvh_huffcodes[i], 2, 2, INIT_VLC_USE_NEW_STATIC);
}
/* Init Joint-Stereo VLC (1 book) */
if (q->nb_channels==2 && q->joint_stereo==1){
q->ccpl.table = vlcbuf[20];
q->ccpl.table_allocated = VLCBUFSIZE;
q->ccpl.table_allocated = ccpl_size;
result |= init_vlc (&q->ccpl, 6, (1<<q->js_vlc_bits)-1,
ccpl_huffbits[q->js_vlc_bits-2], 1, 1,
ccpl_huffcodes[q->js_vlc_bits-2], 2, 2, INIT_VLC_USE_NEW_STATIC);
@ -414,7 +465,9 @@ static int unpack_SQVH(COOKContext *q, int category, int* subband_coef_index,
* @param mlt_buffer pointer to mlt coefficients
*/
static void decode_vectors(COOKContext* q, int* category,
int *quant_index_table, REAL_T* mlt_buffer)
ICODE_ATTR_COOK_DECODE;
static void decode_vectors(COOKContext* q, int* category,
int *quant_index_table, REAL_T* mlt_buffer){
/* A zero in this table means that the subband coefficient is
@ -438,7 +491,7 @@ static void decode_vectors(COOKContext* q, int* category,
memset(subband_coef_index, 0, sizeof(subband_coef_index));
memset(subband_coef_sign, 0, sizeof(subband_coef_sign));
}
q->scalar_dequant(q, index, quant_index_table[band],
scalar_dequant_math(q, index, quant_index_table[band],
subband_coef_index, subband_coef_sign,
&mlt_buffer[band * SUBBAND_SIZE]);
}
@ -456,6 +509,7 @@ static void decode_vectors(COOKContext* q, int* category,
* @param mlt_buffer pointer to mlt coefficients
*/
static void mono_decode(COOKContext *q, REAL_T* mlt_buffer) ICODE_ATTR_COOK_DECODE;
static void mono_decode(COOKContext *q, REAL_T* mlt_buffer) {
int category_index[128];
@ -818,10 +872,12 @@ int cook_decode_init(RMContext *rmctx, COOKContext *q)
/* Initialize COOK signal arithmetic handling */
/*
if (1) {
q->scalar_dequant = scalar_dequant_math;
q->interpolate = interpolate_math;
}
*/
/* Try to catch some obviously faulty streams, othervise it might be exploitable */
if (q->total_subbands > 53) {

43
apps/codecs/libcook/cook.h
View file

@ -27,6 +27,34 @@
#include "../librm/rm.h"
#include "cookdata_fixpoint.h"
#include "codeclib.h"
#if (CONFIG_CPU == PP5022) || (CONFIG_CPU == PP5024) || (CONFIG_CPU == MCF5250)
/* PP5022/24, MCF5250 have large IRAM */
#define IBSS_ATTR_COOK_LARGE_IRAM IBSS_ATTR
#define ICODE_ATTR_COOK_LARGE_IRAM ICODE_ATTR
#define ICONST_ATTR_COOK_LARGE_IRAM ICONST_ATTR
#define IBSS_ATTR_COOK_VLCBUF
#define ICODE_ATTR_COOK_DECODE
#elif defined(CPU_S5L870X)
/* S5L870X have even larger IRAM and it is faster to use ICODE_ATTR. */
#define IBSS_ATTR_COOK_LARGE_IRAM IBSS_ATTR
#define ICODE_ATTR_COOK_LARGE_IRAM ICODE_ATTR
#define ICONST_ATTR_COOK_LARGE_IRAM ICONST_ATTR
#define IBSS_ATTR_COOK_VLCBUF IBSS_ATTR
#define ICODE_ATTR_COOK_DECODE ICODE_ATTR
#else
/* other CPUs IRAM is not large enough */
#define IBSS_ATTR_COOK_LARGE_IRAM
#define ICODE_ATTR_COOK_LARGE_IRAM
#define ICONST_ATTR_COOK_LARGE_IRAM
#define IBSS_ATTR_COOK_VLCBUF
#define ICODE_ATTR_COOK_DECODE
#endif
typedef struct {
int *now;
int *previous;
@ -86,13 +114,14 @@ typedef struct cook {
/* data buffers */
uint8_t decoded_bytes_buffer[1024];
REAL_T mono_mdct_output[2048] __attribute__ ((aligned(16)));
REAL_T mono_previous_buffer1[1024];
REAL_T mono_previous_buffer2[1024];
REAL_T decode_buffer_1[1024];
REAL_T decode_buffer_2[1024];
REAL_T decode_buffer_0[1060]; /* static allocation for joint decode */
uint8_t decoded_bytes_buffer[1024] MEM_ALIGN_ATTR;
REAL_T mono_mdct_output[2048] MEM_ALIGN_ATTR;
REAL_T mono_previous_buffer1[1024] MEM_ALIGN_ATTR;
REAL_T mono_previous_buffer2[1024] MEM_ALIGN_ATTR;
REAL_T decode_buffer_1[1024] MEM_ALIGN_ATTR;
REAL_T decode_buffer_2[1024] MEM_ALIGN_ATTR;
/* static allocation for joint decode */
REAL_T decode_buffer_0[1060] MEM_ALIGN_ATTR;
} COOKContext;
int cook_decode_init(RMContext *rmctx, COOKContext *q);

5
apps/codecs/libcook/cook_fixpoint.h
View file

@ -120,6 +120,11 @@ static inline int av_clip(int a, int amin, int amax)
* @param subband_coef_sign use random noise instead of predetermined value
* @param mlt_ptr pointer to the mlt coefficients
*/
static void scalar_dequant_math(COOKContext *q, int index,
int quant_index, int* subband_coef_index,
int* subband_coef_sign, REAL_T *mlt_p)
ICODE_ATTR_COOK_DECODE;
static void scalar_dequant_math(COOKContext *q, int index,
int quant_index, int* subband_coef_index,
int* subband_coef_sign, REAL_T *mlt_p)