ffmpeg_hw: Mark some strings as const

diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h
index eb1eaf63633bcf284055bb647322d068d0a9e19b..7b6f802082a82ef5e0bef7b328bae90117d231b6 100644 (file)
--- a/fftools/ffmpeg.h
+++ b/fftools/ffmpeg.h
@@ -72,7 +72,7 @@ typedef struct HWAccel {
 } HWAccel;
 
 typedef struct HWDevice {
-    char *name;
+    const char *name;
     enum AVHWDeviceType type;
     AVBufferRef *device_ref;
 } HWDevice;

diff --git a/fftools/ffmpeg_hw.c b/fftools/ffmpeg_hw.c
index 2ec181385430b260c662b53ea97275a80aa7c59f..d454ae7179726880abaa197b0289f5cb110c78d8 100644 (file)
--- a/fftools/ffmpeg_hw.c
+++ b/fftools/ffmpeg_hw.c
@@ -99,7 +99,7 @@ int hw_device_init_from_string(const char *arg, HWDevice **dev_out)
     // -> av_hwdevice_ctx_create_derived()
 
     AVDictionary *options = NULL;
-    char *type_name = NULL, *name = NULL, *device = NULL;
+    const char *type_name = NULL, *name = NULL, *device = NULL;
     enum AVHWDeviceType type;
     HWDevice *dev, *src;
     AVBufferRef *device_ref = NULL;