[FFmpeg-devel] [PATCH] avdevice/avfoundation: replace deprecated AVCaptureDevice

* [FFmpeg-devel] [PATCH] avdevice/avfoundation: replace deprecated AVCaptureDevice
@ 2023-12-06 12:03 xufuji456 via ffmpeg-devel
  2023-12-06 17:39 ` Thilo Borgmann via ffmpeg-devel
  0 siblings, 1 reply; 5+ messages in thread
From: xufuji456 via ffmpeg-devel @ 2023-12-06 12:03 UTC (permalink / raw)
  To: ffmpeg-devel; +Cc: xufuji456

Building with iOS platform, the compiler has a warning: "'devicesWithMediaType:' is deprecated: first deprecated in iOS 10.0 - Use AVCaptureDeviceDiscoverySession instead"

Signed-off-by: xufuji456 <839789740@qq.com>
---
 libavdevice/avfoundation.m | 23 ++++++++++++++++++-----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/libavdevice/avfoundation.m b/libavdevice/avfoundation.m
index 36ad834753..5ebfe89dca 100644
--- a/libavdevice/avfoundation.m
+++ b/libavdevice/avfoundation.m
@@ -761,6 +761,19 @@ static int get_audio_config(AVFormatContext *s)
     return 0;
 }
 
+static NSArray* getDevicesWithMediaType(AVMediaType mediaType) {
+#if ((TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MAX_ALLOWED >= 100000) || (TARGET_OS_OSX && __MAC_OS_X_VERSION_MAX_ALLOWED >= 101500))
+    AVCaptureDeviceDiscoverySession *captureDeviceDiscoverySession =
+        [AVCaptureDeviceDiscoverySession
+        discoverySessionWithDeviceTypes:@[AVCaptureDeviceTypeBuiltInWideAngleCamera]
+                              mediaType:mediaType
+                               position:AVCaptureDevicePositionUnspecified];
+    return [captureDeviceDiscoverySession devices];
+#else
+    return [AVCaptureDevice devicesWithMediaType:mediaType];
+#endif
+}
+
 static int avf_read_header(AVFormatContext *s)
 {
     int ret = 0;
@@ -770,8 +783,8 @@ static int avf_read_header(AVFormatContext *s)
     AVCaptureDevice *video_device = nil;
     AVCaptureDevice *audio_device = nil;
     // Find capture device
-    NSArray *devices = [AVCaptureDevice devicesWithMediaType:AVMediaTypeVideo];
-    NSArray *devices_muxed = [AVCaptureDevice devicesWithMediaType:AVMediaTypeMuxed];
+    NSArray *devices       = getDevicesWithMediaType(AVMediaTypeVideo);
+    NSArray *devices_muxed = getDevicesWithMediaType(AVMediaTypeMuxed);
 
     ctx->num_video_devices = [devices count] + [devices_muxed count];
 
@@ -806,7 +819,7 @@ static int avf_read_header(AVFormatContext *s)
 #endif
 
         av_log(ctx, AV_LOG_INFO, "AVFoundation audio devices:\n");
-        devices = [AVCaptureDevice devicesWithMediaType:AVMediaTypeAudio];
+        devices = getDevicesWithMediaType(AVMediaTypeAudio);
         for (AVCaptureDevice *device in devices) {
             const char *name = [[device localizedName] UTF8String];
             int index  = [devices indexOfObject:device];
@@ -930,7 +943,7 @@ static int avf_read_header(AVFormatContext *s)
 
     // get audio device
     if (ctx->audio_device_index >= 0) {
-        NSArray *devices = [AVCaptureDevice devicesWithMediaType:AVMediaTypeAudio];
+        NSArray *devices = getDevicesWithMediaType(AVMediaTypeAudio);
 
         if (ctx->audio_device_index >= [devices count]) {
             av_log(ctx, AV_LOG_ERROR, "Invalid audio device index\n");
@@ -943,7 +956,7 @@ static int avf_read_header(AVFormatContext *s)
         if (!strncmp(ctx->audio_filename, "default", 7)) {
             audio_device = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeAudio];
         } else {
-        NSArray *devices = [AVCaptureDevice devicesWithMediaType:AVMediaTypeAudio];
+        NSArray *devices = getDevicesWithMediaType(AVMediaTypeAudio);
 
         for (AVCaptureDevice *device in devices) {
             if (!strncmp(ctx->audio_filename, [[device localizedName] UTF8String], strlen(ctx->audio_filename))) {
-- 
2.32.0 (Apple Git-132)

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