david/mpg123
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mpg123-1.32.0

Browse Source
This commit is contained in:
Ozkan Sezer
2023-09-24 08:51:02 +03:00
parent 89d671ef14
commit 2279cffc0f
241 changed files with 18940 additions and 16360 deletions
Download Patch File Download Diff File Expand all files Collapse all files

48
src/libmpg123/synth_8bit.c
View File

@@ -13,7 +13,7 @@
/*
Part 2: All synth functions that produce 8bit output.
What we need is just a special WRITE_SAMPLE. For the generic and i386 functions, that is.
For the rather optimized synth_1to1, we will need the postprocessing 8bit converters from synth_8bit.h .
For the rather optimized INT123_synth_1to1, we will need the postprocessing 8bit converters from synth_8bit.h .
*/
#define SAMPLE_T unsigned char
@@ -22,14 +22,14 @@
/* Part 2a: All straight 1to1 decoding functions */
#define BLOCK 0x40 /* One decoding block is 64 samples. */
#define SYNTH_NAME synth_1to1_8bit
#define SYNTH_NAME INT123_synth_1to1_8bit
#include "synth.h"
#undef SYNTH_NAME
/* Mono-related synths; they wrap over _some_ synth_1to1_8bit (could be generic, could be i386). */
/* Mono-related synths; they wrap over _some_ INT123_synth_1to1_8bit (could be generic, could be i386). */
#define SYNTH_NAME fr->synths.plain[r_1to1][f_8]
#define MONO_NAME synth_1to1_8bit_mono
#define MONO2STEREO_NAME synth_1to1_8bit_m2s
#define MONO_NAME INT123_synth_1to1_8bit_mono
#define MONO2STEREO_NAME INT123_synth_1to1_8bit_m2s
#include "synth_mono.h"
#undef SYNTH_NAME
#undef MONO_NAME
@@ -37,20 +37,20 @@
#ifdef OPT_X86
#define NO_AUTOINCREMENT
#define SYNTH_NAME synth_1to1_8bit_i386
#define SYNTH_NAME INT123_synth_1to1_8bit_i386
#include "synth.h"
#undef SYNTH_NAME
/* i386 uses the normal mono functions. */
#undef NO_AUTOINCREMENT
#endif
/* But now, we need functions that take the 16bit output of optimized synth_1to1 and convert it.
/* But now, we need functions that take the 16bit output of optimized INT123_synth_1to1 and convert it.
I suppose that is still faster than dropping the optimization altogether! */
#define BASE_SYNTH_NAME fr->synths.plain[r_1to1][f_16]
#define SYNTH_NAME synth_1to1_8bit_wrap
#define MONO_NAME synth_1to1_8bit_wrap_mono
#define MONO2STEREO_NAME synth_1to1_8bit_wrap_m2s
#define SYNTH_NAME INT123_synth_1to1_8bit_wrap
#define MONO_NAME INT123_synth_1to1_8bit_wrap_mono
#define MONO2STEREO_NAME INT123_synth_1to1_8bit_wrap_m2s
#include "synth_8bit.h"
#undef BASE_SYNTH_NAME
#undef SYNTH_NAME
@@ -66,14 +66,14 @@
*/
#define BLOCK 0x20 /* One decoding block is 32 samples. */
#define SYNTH_NAME synth_2to1_8bit
#define SYNTH_NAME INT123_synth_2to1_8bit
#include "synth.h"
#undef SYNTH_NAME
/* Mono-related synths; they wrap over _some_ synth_2to1_8bit (could be generic, could be i386). */
/* Mono-related synths; they wrap over _some_ INT123_synth_2to1_8bit (could be generic, could be i386). */
#define SYNTH_NAME fr->synths.plain[r_2to1][f_8]
#define MONO_NAME synth_2to1_8bit_mono
#define MONO2STEREO_NAME synth_2to1_8bit_m2s
#define MONO_NAME INT123_synth_2to1_8bit_mono
#define MONO2STEREO_NAME INT123_synth_2to1_8bit_m2s
#include "synth_mono.h"
#undef SYNTH_NAME
#undef MONO_NAME
@@ -81,7 +81,7 @@
#ifdef OPT_X86
#define NO_AUTOINCREMENT
#define SYNTH_NAME synth_2to1_8bit_i386
#define SYNTH_NAME INT123_synth_2to1_8bit_i386
#include "synth.h"
#undef SYNTH_NAME
/* i386 uses the normal mono functions. */
@@ -95,14 +95,14 @@
*/
#define BLOCK 0x10 /* One decoding block is 16 samples. */
#define SYNTH_NAME synth_4to1_8bit
#define SYNTH_NAME INT123_synth_4to1_8bit
#include "synth.h"
#undef SYNTH_NAME
/* Mono-related synths; they wrap over _some_ synth_4to1_8bit (could be generic, could be i386). */
/* Mono-related synths; they wrap over _some_ INT123_synth_4to1_8bit (could be generic, could be i386). */
#define SYNTH_NAME fr->synths.plain[r_4to1][f_8]
#define MONO_NAME synth_4to1_8bit_mono
#define MONO2STEREO_NAME synth_4to1_8bit_m2s
#define MONO_NAME INT123_synth_4to1_8bit_mono
#define MONO2STEREO_NAME INT123_synth_4to1_8bit_m2s
#include "synth_mono.h"
#undef SYNTH_NAME
#undef MONO_NAME
@@ -110,7 +110,7 @@
#ifdef OPT_X86
#define NO_AUTOINCREMENT
#define SYNTH_NAME synth_4to1_8bit_i386
#define SYNTH_NAME INT123_synth_4to1_8bit_i386
#include "synth.h"
#undef SYNTH_NAME
/* i386 uses the normal mono functions. */
@@ -124,13 +124,13 @@
#ifndef NO_NTOM
/*
Part 2d: ntom synth.
Same procedure as above... Just no extra play anymore, straight synth that may use an optimized dct64.
Same procedure as above... Just no extra play anymore, straight synth that may use an optimized INT123_dct64.
*/
/* These are all in one header, there's no flexibility to gain. */
#define SYNTH_NAME synth_ntom_8bit
#define MONO_NAME synth_ntom_8bit_mono
#define MONO2STEREO_NAME synth_ntom_8bit_m2s
#define SYNTH_NAME INT123_synth_ntom_8bit
#define MONO_NAME INT123_synth_ntom_8bit_mono
#define MONO2STEREO_NAME INT123_synth_ntom_8bit_m2s
#include "synth_ntom.h"
#undef SYNTH_NAME
#undef MONO_NAME