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Code Releases Wiki Activity

libwebp: Sync with upstream 1.2.1

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Changes: https://chromium.googlesource.com/webm/libwebp/+/1.2.1/NEWS
This commit is contained in:
Rémi Verschelde
2021-11-19 13:54:40 +01:00
parent 42f8bfaff0
commit 41ce417847
71 changed files with 1649 additions and 1138 deletions
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45
thirdparty/libwebp/src/dsp/cpu.c vendored
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@@ -55,12 +55,18 @@ static WEBP_INLINE void GetCPUInfo(int cpu_info[4], int info_type) {
: "=a"(cpu_info[0]), "=b"(cpu_info[1]), "=c"(cpu_info[2]), "=d"(cpu_info[3])
: "a"(info_type), "c"(0));
}
#elif (defined(_M_X64) || defined(_M_IX86)) && \
defined(_MSC_FULL_VER) && _MSC_FULL_VER >= 150030729 // >= VS2008 SP1
#elif defined(_MSC_VER) && (defined(_M_X64) || defined(_M_IX86))
#if defined(_MSC_FULL_VER) && _MSC_FULL_VER >= 150030729 // >= VS2008 SP1
#include <intrin.h>
#define GetCPUInfo(info, type) __cpuidex(info, type, 0) // set ecx=0
#elif defined(WEBP_MSC_SSE2)
#define WEBP_HAVE_MSC_CPUID
#elif _MSC_VER > 1310
#include <intrin.h>
#define GetCPUInfo __cpuid
#define WEBP_HAVE_MSC_CPUID
#endif
#endif
// NaCl has no support for xgetbv or the raw opcode.
@@ -94,7 +100,7 @@ static WEBP_INLINE uint64_t xgetbv(void) {
#define xgetbv() 0U // no AVX for older x64 or unrecognized toolchains.
#endif
#if defined(__i386__) || defined(__x86_64__) || defined(WEBP_MSC_SSE2)
#if defined(__i386__) || defined(__x86_64__) || defined(WEBP_HAVE_MSC_CPUID)
// helper function for run-time detection of slow SSSE3 platforms
static int CheckSlowModel(int info) {
@@ -179,9 +185,34 @@ static int AndroidCPUInfo(CPUFeature feature) {
return 0;
}
VP8CPUInfo VP8GetCPUInfo = AndroidCPUInfo;
#elif defined(WEBP_USE_NEON)
// define a dummy function to enable turning off NEON at runtime by setting
// VP8DecGetCPUInfo = NULL
#elif defined(EMSCRIPTEN) // also needs to be before generic NEON test
// Use compile flags as an indicator of SIMD support instead of a runtime check.
static int wasmCPUInfo(CPUFeature feature) {
switch (feature) {
#ifdef WEBP_HAVE_SSE2
case kSSE2:
return 1;
#endif
#ifdef WEBP_HAVE_SSE41
case kSSE3:
case kSlowSSSE3:
case kSSE4_1:
return 1;
#endif
#ifdef WEBP_HAVE_NEON
case kNEON:
return 1;
#endif
default:
break;
}
return 0;
}
VP8CPUInfo VP8GetCPUInfo = wasmCPUInfo;
#elif defined(WEBP_HAVE_NEON)
// In most cases this function doesn't check for NEON support (it's assumed by
// the configuration), but enables turning off NEON at runtime, for testing
// purposes, by setting VP8DecGetCPUInfo = NULL.
static int armCPUInfo(CPUFeature feature) {
if (feature != kNEON) return 0;
#if defined(__linux__) && defined(WEBP_HAVE_NEON_RTCD)