avdevice/avdevice: Constify av_*_device_next API

[ffmpeg] / libavdevice / avdevice.h

diff --git a/libavdevice/avdevice.h b/libavdevice/avdevice.h
index ee9462480e2cddf00a3abe6a4d219d799391af5c..8370bbc7f2b0ba7f61c9a61257f8ac96019cb5ce 100644 (file)
--- a/libavdevice/avdevice.h
+++ b/libavdevice/avdevice.h
@@ -77,7 +77,7 @@ void avdevice_register_all(void);
  * if d is non-NULL, returns the next registered input audio/video device after d
  * or NULL if d is the last one.
  */
-AVInputFormat *av_input_audio_device_next(AVInputFormat  *d);
+const AVInputFormat *av_input_audio_device_next(const AVInputFormat  *d);
 
 /**
  * Video input devices iterator.
@@ -86,7 +86,7 @@ AVInputFormat *av_input_audio_device_next(AVInputFormat  *d);
  * if d is non-NULL, returns the next registered input audio/video device after d
  * or NULL if d is the last one.
  */
-AVInputFormat *av_input_video_device_next(AVInputFormat  *d);
+const AVInputFormat *av_input_video_device_next(const AVInputFormat  *d);
 
 /**
  * Audio output devices iterator.
@@ -95,7 +95,7 @@ AVInputFormat *av_input_video_device_next(AVInputFormat  *d);
  * if d is non-NULL, returns the next registered output audio/video device after d
  * or NULL if d is the last one.
  */
-AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d);
+const AVOutputFormat *av_output_audio_device_next(const AVOutputFormat *d);
 
 /**
  * Video output devices iterator.
@@ -104,7 +104,7 @@ AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d);
  * if d is non-NULL, returns the next registered output audio/video device after d
  * or NULL if d is the last one.
  */
-AVOutputFormat *av_output_video_device_next(AVOutputFormat *d);
+const AVOutputFormat *av_output_video_device_next(const AVOutputFormat *d);
 
 typedef struct AVDeviceRect {
     int x;      /**< x coordinate of top left corner */
@@ -321,6 +321,7 @@ int avdevice_dev_to_app_control_message(struct AVFormatContext *s,
                                         enum AVDevToAppMessageType type,
                                         void *data, size_t data_size);
 
+#if FF_API_DEVICE_CAPABILITIES
 /**
  * Following API allows user to probe device capabilities (supported codecs,
  * pixel formats, sample formats, resolutions, channel counts, etc).
@@ -416,6 +417,7 @@ typedef struct AVDeviceCapabilitiesQuery {
 /**
  * AVOption table used by devices to implement device capabilities API. Should not be used by a user.
  */
+attribute_deprecated
 extern const AVOption av_device_capabilities[];
 
 /**
@@ -435,6 +437,7 @@ extern const AVOption av_device_capabilities[];
  *
  * @return >= 0 on success, negative otherwise.
  */
+attribute_deprecated
 int avdevice_capabilities_create(AVDeviceCapabilitiesQuery **caps, AVFormatContext *s,
                                  AVDictionary **device_options);
 
@@ -444,7 +447,9 @@ int avdevice_capabilities_create(AVDeviceCapabilitiesQuery **caps, AVFormatConte
  * @param caps Device capabilities data to be freed.
  * @param s    Context of the device.
  */
+attribute_deprecated
 void avdevice_capabilities_free(AVDeviceCapabilitiesQuery **caps, AVFormatContext *s);
+#endif
 
 /**
  * Structure describes basic parameters of the device.
@@ -502,9 +507,9 @@ void avdevice_free_list_devices(AVDeviceInfoList **device_list);
  * @return count of autodetected devices, negative on error.
  * @note device argument takes precedence over device_name when both are set.
  */
-int avdevice_list_input_sources(struct AVInputFormat *device, const char *device_name,
+int avdevice_list_input_sources(const AVInputFormat *device, const char *device_name,
                                 AVDictionary *device_options, AVDeviceInfoList **device_list);
-int avdevice_list_output_sinks(struct AVOutputFormat *device, const char *device_name,
+int avdevice_list_output_sinks(const AVOutputFormat *device, const char *device_name,
                                AVDictionary *device_options, AVDeviceInfoList **device_list);
 
 /**