generic-library/ffmpeg
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Use smaller data types for tables.

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Originally committed as revision 13790 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-06-16 23:51:07 +00:00
parent deec52ccf2
commit e3cafac638
1 changed files with 10 additions and 10 deletions
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20
libavcodec/g726.c
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@ -66,8 +66,8 @@ typedef struct G726Tables {
int bits; /**< bits per sample */
const int* quant; /**< quantization table */
const int* iquant; /**< inverse quantization table */
const int* W; /**< special table #1 ;-) */
const int* F; /**< special table #2 */
const int16_t* W; /**< special table #1 ;-) */
const uint8_t* F; /**< special table #2 */
} G726Tables;
typedef struct G726Context {
@ -95,18 +95,18 @@ static const int quant_tbl16[] = /**< 16kbit/s 2bits per sample
{ 260, INT_MAX };
static const int iquant_tbl16[] =
{ 116, 365, 365, 116 };
static const int W_tbl16[] =
static const int16_t W_tbl16[] =
{ -22, 439, 439, -22 };
static const int F_tbl16[] =
static const uint8_t F_tbl16[] =
{ 0, 7, 7, 0 };
static const int quant_tbl24[] = /**< 24kbit/s 3bits per sample */
{ 7, 217, 330, INT_MAX };
static const int iquant_tbl24[] =
{ INT_MIN, 135, 273, 373, 373, 273, 135, INT_MIN };
static const int W_tbl24[] =
static const int16_t W_tbl24[] =
{ -4, 30, 137, 582, 582, 137, 30, -4 };
static const int F_tbl24[] =
static const uint8_t F_tbl24[] =
{ 0, 1, 2, 7, 7, 2, 1, 0 };
static const int quant_tbl32[] = /**< 32kbit/s 4bits per sample */
@ -114,10 +114,10 @@ static const int quant_tbl32[] = /**< 32kbit/s 4bits per sample
static const int iquant_tbl32[] =
{ INT_MIN, 4, 135, 213, 273, 323, 373, 425,
425, 373, 323, 273, 213, 135, 4, INT_MIN };
static const int W_tbl32[] =
static const int16_t W_tbl32[] =
{ -12, 18, 41, 64, 112, 198, 355, 1122,
1122, 355, 198, 112, 64, 41, 18, -12};
static const int F_tbl32[] =
static const uint8_t F_tbl32[] =
{ 0, 0, 0, 1, 1, 1, 3, 7, 7, 3, 1, 1, 1, 0, 0, 0 };
static const int quant_tbl40[] = /**< 40kbit/s 5bits per sample */
@ -128,12 +128,12 @@ static const int iquant_tbl40[] =
358, 395, 429, 459, 488, 514, 539, 566,
566, 539, 514, 488, 459, 429, 395, 358,
318, 274, 224, 169, 104, 28, -66, INT_MIN };
static const int W_tbl40[] =
static const int16_t W_tbl40[] =
{ 14, 14, 24, 39, 40, 41, 58, 100,
141, 179, 219, 280, 358, 440, 529, 696,
696, 529, 440, 358, 280, 219, 179, 141,
100, 58, 41, 40, 39, 24, 14, 14 };
static const int F_tbl40[] =
static const uint8_t F_tbl40[] =
{ 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 3, 4, 5, 6, 6,
6, 6, 5, 4, 3, 2, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };