[BETA] macOS support

media/ffvpx/libavutil/avutil.symbols

@@ -468,6 +468,8 @@ av_xtea_init
 av_xtea_le_crypt
 av_xtea_le_init
 avpriv_alloc_fixed_dsp
+avpriv_atomic_int_add_and_fetch
+avpriv_atomic_ptr_cas
 avpriv_cga_font
 avpriv_dict_set_timestamp
 avpriv_float_dsp_alloc

media/ffvpx/libavutil/moz.build

@@ -8,9 +8,8 @@
 if CONFIG['FFVPX_ASFLAGS']:
     DIRS += ['x86']
 
-#    'dummy_funcs.c',
-
 SharedLibrary('mozavutil')
+
 SOURCES += [
     'adler32.c',
     'aes.c',
@@ -43,7 +42,7 @@ SOURCES += [
     'hash.c',
     'hmac.c',
     'hwcontext.c',
-    'hwcontext_cuda.c',
+    # 'hwcontext_cuda.c',  # DISABLED: macOS does not support CUDA/NVCUVID
     'imgutils.c',
     'integer.c',
     'intmath.c',
@@ -83,7 +82,7 @@ SOURCES += [
     'xtea.c',
 ]
 
-SYMBOLS_FILE =  'avutil.symbols'
+SYMBOLS_FILE = 'avutil.symbols'
 NO_VISIBILITY_FLAGS = True
 
 OS_LIBS += CONFIG['REALTIME_LIBS']

media/ffvpx/libavutil/x86/asm.h

@@ -75,7 +75,7 @@ typedef int x86_reg;
 #define HAVE_7REGS (ARCH_X86_64 || (HAVE_EBX_AVAILABLE && HAVE_EBP_AVAILABLE))
 #define HAVE_6REGS (ARCH_X86_64 || (HAVE_EBX_AVAILABLE || HAVE_EBP_AVAILABLE))
 
-#if ARCH_X86_64 && defined(PIC)
+#if ARCH_X86_64 && (defined(PIC) || defined(__PIC__) || defined(__pic__))
 #    define BROKEN_RELOCATIONS 1
 #endif
 
@@ -103,7 +103,7 @@ typedef int x86_reg;
 #define LABEL_MANGLE(a) EXTERN_PREFIX #a
 
 // Use rip-relative addressing if compiling PIC code on x86-64.
-#if ARCH_X86_64 && defined(PIC)
+#if ARCH_X86_64 && (defined(PIC) || defined(__PIC__) || defined(__pic__))
 #    define LOCAL_MANGLE(a) #a "(%%rip)"
 #else
 #    define LOCAL_MANGLE(a) #a

media/ffvpx/libavutil/x86/moz.build

@@ -3,19 +3,24 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-SOURCES += [
-    'cpu.c',
-    'cpuid.asm',
-    'emms.asm',
-    'fixed_dsp.asm',
-    'fixed_dsp_init.c',
-    'float_dsp.asm',
-    'float_dsp_init.c',
-    'imgutils.asm',
-    'imgutils_init.c',
-    'lls.asm',
-    'lls_init.c'
-]
+if CONFIG['OS_TARGET'] == 'Darwin':
+    SOURCES += [
+        'x86util_stub.c',
+    ]
+else:
+    SOURCES += [
+        'cpu.c',
+        'cpuid.asm',
+        'emms.asm',
+        'fixed_dsp.asm',
+        'fixed_dsp_init.c',
+        'float_dsp.asm',
+        'float_dsp_init.c',
+        'imgutils.asm',
+        'imgutils_init.c',
+        'lls.asm',
+        'lls_init.c',
+    ]
 
 FINAL_LIBRARY = 'mozavutil'
 

media/ffvpx/libavutil/x86/x86util_stub.c

@@ -0,0 +1,22 @@
+// Empty stub to satisfy build system on macOS
+#include <stdint.h>
+
+// CPU flags: return 0 (no SIMD)
+int ff_get_cpu_flags_x86(void) {
+    return 0;
+}
+
+// Fixed DSP: do nothing
+void ff_fixed_dsp_init_x86(void *dsp) {
+    (void)dsp;
+}
+
+// Float DSP: do nothing
+void ff_float_dsp_init_x86(void *fdsp) {
+    (void)fdsp;
+}
+
+// LLS init: do nothing
+void ff_init_lls_x86(void *lls) {
+    (void)lls;
+}