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https://github.com/libretro/RetroArch
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Replace STBI_ with RJPEG_
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twinaphex
parent
b59b56d2fc
commit
8d3f6c39ac
@ -39,10 +39,10 @@ typedef struct
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} rjpeg__resample;
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#ifdef _MSC_VER
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#define STBI_HAS_LROTL
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#define RJPEG_HAS_LROTL
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#endif
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#ifdef STBI_HAS_LROTL
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#ifdef RJPEG_HAS_LROTL
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#define rjpeg_lrot(x,y) _lrotl(x,y)
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#else
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#define rjpeg_lrot(x,y) (((x) << (y)) | ((x) >> (32 - (y))))
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@ -55,17 +55,17 @@ typedef struct
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#define RJPEG__X86_TARGET
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#endif
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#if defined(__GNUC__) && (defined(RJPEG__X86_TARGET) || defined(RJPEG__X64_TARGET)) && !defined(__SSE2__) && !defined(STBI_NO_SIMD)
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#if defined(__GNUC__) && (defined(RJPEG__X86_TARGET) || defined(RJPEG__X64_TARGET)) && !defined(__SSE2__) && !defined(RJPEG_NO_SIMD)
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/* NOTE: not clear do we actually need this for the 64-bit path?
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* gcc doesn't support sse2 intrinsics unless you compile with -msse2,
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* (but compiling with -msse2 allows the compiler to use SSE2 everywhere;
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* this is just broken and gcc are jerks for not fixing it properly
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* http://www.virtualdub.org/blog/pivot/entry.php?id=363 )
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*/
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#define STBI_NO_SIMD
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#define RJPEG_NO_SIMD
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#endif
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#if defined(__MINGW32__) && defined(RJPEG__X86_TARGET) && !defined(STBI_MINGW_ENABLE_SSE2) && !defined(STBI_NO_SIMD)
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#if defined(__MINGW32__) && defined(RJPEG__X86_TARGET) && !defined(RJPEG_MINGW_ENABLE_SSE2) && !defined(RJPEG_NO_SIMD)
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/* Note that __MINGW32__ doesn't actually mean 32-bit, so we have to avoid RJPEG__X64_TARGET
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*
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* 32-bit MinGW wants ESP to be 16-byte aligned, but this is not in the
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@ -76,9 +76,9 @@ typedef struct
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* See https://github.com/nothings/stb/issues/81 for more information.
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*
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* So default to no SSE2 on 32-bit MinGW. If you've read this far and added
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* -mstackrealign to your build settings, feel free to #define STBI_MINGW_ENABLE_SSE2.
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* -mstackrealign to your build settings, feel free to #define RJPEG_MINGW_ENABLE_SSE2.
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*/
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#define STBI_NO_SIMD
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#define RJPEG_NO_SIMD
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#endif
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#if defined(__SSE2__)
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@ -107,7 +107,7 @@ static int rjpeg__cpuid3(void)
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}
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#endif
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#define STBI_SIMD_ALIGN(type, name) __declspec(align(16)) type name
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#define RJPEG_SIMD_ALIGN(type, name) __declspec(align(16)) type name
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static int rjpeg__sse2_available(void)
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{
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@ -132,18 +132,18 @@ static int rjpeg__sse2_available(void)
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#endif
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/* ARM NEON */
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#if defined(STBI_NO_SIMD) && defined(STBI_NEON)
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#undef STBI_NEON
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#if defined(RJPEG_NO_SIMD) && defined(RJPEG_NEON)
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#undef RJPEG_NEON
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#endif
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#ifdef STBI_NEON
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#ifdef RJPEG_NEON
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#include <arm_neon.h>
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/* assume GCC or Clang on ARM targets */
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#define STBI_SIMD_ALIGN(type, name) type name __attribute__((aligned(16)))
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#define RJPEG_SIMD_ALIGN(type, name) type name __attribute__((aligned(16)))
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#endif
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#ifndef STBI_SIMD_ALIGN
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#define STBI_SIMD_ALIGN(type, name) type name
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#ifndef RJPEG_SIMD_ALIGN
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#define RJPEG_SIMD_ALIGN(type, name) type name
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#endif
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typedef struct
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@ -180,7 +180,7 @@ static void rjpeg__rewind(rjpeg__context *s)
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s->img_buffer = s->img_buffer_original;
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}
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#ifndef STBI_NO_JPEG
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#ifndef RJPEG_NO_JPEG
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static int rjpeg__jpeg_test(rjpeg__context *s);
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static uint8_t *rjpeg__jpeg_load(rjpeg__context *s, int *x, int *y, int *comp, int req_comp);
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#endif
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@ -194,9 +194,9 @@ static INLINE int rjpeg__err(const char *str)
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return 0;
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}
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#ifdef STBI_NO_FAILURE_STRINGS
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#ifdef RJPEG_NO_FAILURE_STRINGS
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#define rjpeg__err(x,y) 0
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#elif defined(STBI_FAILURE_USERMSG)
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#elif defined(RJPEG_FAILURE_USERMSG)
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#define rjpeg__err(x,y) rjpeg__err(y)
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#else
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#define rjpeg__err(x,y) rjpeg__err(x)
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@ -209,7 +209,7 @@ static int rjpeg__vertically_flip_on_load = 0;
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static unsigned char *rjpeg__load_main(rjpeg__context *s, int *x, int *y, int *comp, int req_comp)
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{
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#ifndef STBI_NO_JPEG
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#ifndef RJPEG_NO_JPEG
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if (rjpeg__jpeg_test(s)) return rjpeg__jpeg_load(s,x,y,comp,req_comp);
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#endif
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@ -1122,7 +1122,7 @@ static void rjpeg__idct_simd(uint8_t *out, int out_stride, short data[64])
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#endif
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#ifdef STBI_NEON
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#ifdef RJPEG_NEON
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/* NEON integer IDCT. should produce bit-identical
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* results to the generic C version. */
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@ -1328,7 +1328,7 @@ static void rjpeg__idct_simd(uint8_t *out, int out_stride, short data[64])
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#undef dct_pass
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}
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#endif /* STBI_NEON */
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#endif /* RJPEG_NEON */
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#define RJPEG__MARKER_none 0xff
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/* if there's a pending marker from the entropy stream, return that
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@ -1373,7 +1373,7 @@ static int rjpeg__parse_entropy_coded_data(rjpeg__jpeg *z)
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if (!z->progressive) {
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if (z->scan_n == 1) {
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int i,j;
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STBI_SIMD_ALIGN(short, data[64]);
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RJPEG_SIMD_ALIGN(short, data[64]);
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int n = z->order[0];
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/* non-interleaved data, we just need to process one block at a time,
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* in trivial scanline order
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@ -1400,7 +1400,7 @@ static int rjpeg__parse_entropy_coded_data(rjpeg__jpeg *z)
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return 1;
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} else { // interleaved
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int i,j,k,x,y;
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STBI_SIMD_ALIGN(short, data[64]);
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RJPEG_SIMD_ALIGN(short, data[64]);
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for (j=0; j < z->img_mcu_y; ++j) {
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for (i=0; i < z->img_mcu_x; ++i) {
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// scan an interleaved mcu... process scan_n components in order
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@ -1919,7 +1919,7 @@ static uint8_t *rjpeg__resample_row_hv_2(uint8_t *out, uint8_t *in_near, uint8_t
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return out;
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}
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#if defined(__SSE2__) || defined(STBI_NEON)
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#if defined(__SSE2__) || defined(RJPEG_NEON)
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static uint8_t *rjpeg__resample_row_hv_2_simd(uint8_t *out, uint8_t *in_near, uint8_t *in_far, int w, int hs)
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{
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/* need to generate 2x2 samples for every one in input */
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@ -1982,7 +1982,7 @@ static uint8_t *rjpeg__resample_row_hv_2_simd(uint8_t *out, uint8_t *in_near, ui
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/* pack and write output */
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__m128i outv = _mm_packus_epi16(de0, de1);
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_mm_storeu_si128((__m128i *) (out + i*2), outv);
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#elif defined(STBI_NEON)
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#elif defined(RJPEG_NEON)
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/* load and perform the vertical filtering pass
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* this uses 3*x + y = 4*x + (y - x) */
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uint8x8_t farb = vld1_u8(in_far + i);
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@ -2085,7 +2085,7 @@ static void rjpeg__YCbCr_to_RGB_row(uint8_t *out, const uint8_t *y, const uint8_
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}
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}
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#if defined(__SSE2__) || defined(STBI_NEON)
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#if defined(__SSE2__) || defined(RJPEG_NEON)
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static void rjpeg__YCbCr_to_RGB_simd(uint8_t *out, const uint8_t *y, const uint8_t *pcb, const uint8_t *pcr, int count, int step)
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{
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int i = 0;
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@ -2154,7 +2154,7 @@ static void rjpeg__YCbCr_to_RGB_simd(uint8_t *out, const uint8_t *y, const uint8
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}
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#endif
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#ifdef STBI_NEON
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#ifdef RJPEG_NEON
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/* in this version, step=3 support would be easy to add. but is there demand? */
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if (step == 4)
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{
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@ -2243,7 +2243,7 @@ static void rjpeg__setup_jpeg(rjpeg__jpeg *j)
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}
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#endif
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#ifdef STBI_NEON
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#ifdef RJPEG_NEON
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j->idct_block_kernel = rjpeg__idct_simd;
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j->YCbCr_to_RGB_kernel = rjpeg__YCbCr_to_RGB_simd;
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j->resample_row_hv_2_kernel = rjpeg__resample_row_hv_2_simd;
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