cosmetics: replace "CTRL" defines by enums

Because why not.

audio/decode/ad.h

@@ -39,6 +39,8 @@ struct ad_functions {
                         int maxlen);
 };
 
-#define ADCTRL_RESYNC_STREAM 1   // resync, called after seeking
+enum ad_ctrl {
+    ADCTRL_RESYNC_STREAM = 1,   // resync, called after seeking
+};
 
 #endif /* MPLAYER_AD_H */

demux/demux.h

@@ -55,14 +55,16 @@ enum timestamp_type {
 #define DEMUXER_CTRL_OK 1
 #define DEMUXER_CTRL_GUESS 2
 
-#define DEMUXER_CTRL_UPDATE_INFO 8
-#define DEMUXER_CTRL_SWITCHED_TRACKS 9
-#define DEMUXER_CTRL_GET_TIME_LENGTH 10
-#define DEMUXER_CTRL_GET_START_TIME 11
-#define DEMUXER_CTRL_SWITCH_AUDIO 12
-#define DEMUXER_CTRL_RESYNC 13
-#define DEMUXER_CTRL_SWITCH_VIDEO 14
-#define DEMUXER_CTRL_IDENTIFY_PROGRAM 15
+enum demux_ctrl {
+    DEMUXER_CTRL_UPDATE_INFO = 1,
+    DEMUXER_CTRL_SWITCHED_TRACKS,
+    DEMUXER_CTRL_GET_TIME_LENGTH,
+    DEMUXER_CTRL_GET_START_TIME,
+    DEMUXER_CTRL_SWITCH_AUDIO,
+    DEMUXER_CTRL_RESYNC,
+    DEMUXER_CTRL_SWITCH_VIDEO,
+    DEMUXER_CTRL_IDENTIFY_PROGRAM,
+};
 
 #define SEEK_ABSOLUTE (1 << 0)
 #define SEEK_FACTOR   (1 << 1)

stream/stream.h

@@ -73,31 +73,33 @@ enum streamtype {
 
 #define MAX_STREAM_PROTOCOLS 20
 
-#define STREAM_CTRL_GET_TIME_LENGTH 1
-#define STREAM_CTRL_SEEK_TO_CHAPTER 2
-#define STREAM_CTRL_GET_CURRENT_CHAPTER 3
-#define STREAM_CTRL_GET_NUM_CHAPTERS 4
-#define STREAM_CTRL_GET_CURRENT_TIME 5
-#define STREAM_CTRL_SEEK_TO_TIME 6
-#define STREAM_CTRL_GET_SIZE 7
-#define STREAM_CTRL_GET_ASPECT_RATIO 8
-#define STREAM_CTRL_GET_NUM_ANGLES 9
-#define STREAM_CTRL_GET_ANGLE 10
-#define STREAM_CTRL_SET_ANGLE 11
-#define STREAM_CTRL_GET_NUM_TITLES 12
-#define STREAM_CTRL_GET_LANG 13
-#define STREAM_CTRL_GET_CURRENT_TITLE 14
-#define STREAM_CTRL_GET_CACHE_SIZE 15
-#define STREAM_CTRL_GET_CACHE_FILL 16
-#define STREAM_CTRL_GET_CACHE_IDLE 17
-#define STREAM_CTRL_RECONNECT 18
-// DVD/Bluray, signal general support for GET_CURRENT_TIME etc.
-#define STREAM_CTRL_MANAGES_TIMELINE 19
-#define STREAM_CTRL_GET_START_TIME 20
-#define STREAM_CTRL_GET_CHAPTER_TIME 21
-#define STREAM_CTRL_GET_DVD_INFO 22
-#define STREAM_CTRL_SET_CONTENTS 23
-#define STREAM_CTRL_GET_METADATA 24
+enum stream_ctrl {
+    STREAM_CTRL_GET_TIME_LENGTH = 1,
+    STREAM_CTRL_SEEK_TO_CHAPTER,
+    STREAM_CTRL_GET_CURRENT_CHAPTER,
+    STREAM_CTRL_GET_NUM_CHAPTERS,
+    STREAM_CTRL_GET_CURRENT_TIME,
+    STREAM_CTRL_SEEK_TO_TIME,
+    STREAM_CTRL_GET_SIZE,
+    STREAM_CTRL_GET_ASPECT_RATIO,
+    STREAM_CTRL_GET_NUM_ANGLES,
+    STREAM_CTRL_GET_ANGLE,
+    STREAM_CTRL_SET_ANGLE,
+    STREAM_CTRL_GET_NUM_TITLES,
+    STREAM_CTRL_GET_LANG,
+    STREAM_CTRL_GET_CURRENT_TITLE,
+    STREAM_CTRL_GET_CACHE_SIZE,
+    STREAM_CTRL_GET_CACHE_FILL,
+    STREAM_CTRL_GET_CACHE_IDLE,
+    STREAM_CTRL_RECONNECT,
+    // DVD/Bluray, signal general support for GET_CURRENT_TIME etc.
+    STREAM_CTRL_MANAGES_TIMELINE,
+    STREAM_CTRL_GET_START_TIME,
+    STREAM_CTRL_GET_CHAPTER_TIME,
+    STREAM_CTRL_GET_DVD_INFO,
+    STREAM_CTRL_SET_CONTENTS,
+    STREAM_CTRL_GET_METADATA,
+};
 
 struct stream_lang_req {
     int type;     // STREAM_AUDIO, STREAM_SUB

video/decode/vd.h

@@ -40,10 +40,12 @@ typedef struct vd_functions
 // NULL terminated array of all drivers
 extern const vd_functions_t *const mpcodecs_vd_drivers[];
 
-#define VDCTRL_GET_PARAMS 1 // retrieve struct mp_image_params
-#define VDCTRL_RESYNC_STREAM 8 // reset decode state after seeking
-#define VDCTRL_QUERY_UNSEEN_FRAMES 9 // current decoder lag
-#define VDCTRL_REINIT_VO 10 // reinit filter/VO chain
+enum vd_ctrl {
+    VDCTRL_GET_PARAMS = 1, // retrieve struct mp_image_params
+    VDCTRL_RESYNC_STREAM, // reset decode state after seeking
+    VDCTRL_QUERY_UNSEEN_FRAMES, // current decoder lag
+    VDCTRL_REINIT_VO, // reinit filter/VO chain
+};
 
 int mpcodecs_reconfig_vo(sh_video_t *sh, const struct mp_image_params *params);
 

video/filter/vf.h

@@ -94,19 +94,21 @@ typedef struct vf_seteq {
     int value;
 } vf_equalizer_t;
 
-#define VFCTRL_SEEK_RESET 1 // reset on picture and PTS discontinuities
-#define VFCTRL_QUERY_MAX_PP_LEVEL 4 // query max postprocessing level (if any)
-#define VFCTRL_SET_PP_LEVEL 5       // set postprocessing level
-#define VFCTRL_SET_EQUALIZER 6 // set color options (brightness,contrast etc)
-#define VFCTRL_GET_EQUALIZER 8 // get color options (brightness,contrast etc)
-#define VFCTRL_SCREENSHOT      14  // Take screenshot, arg is voctrl_screenshot_args
-#define VFCTRL_INIT_OSD        15  // Filter OSD renderer present?
-#define VFCTRL_SET_DEINTERLACE 18  // Set deinterlacing status
-#define VFCTRL_GET_DEINTERLACE 19  // Get deinterlacing status
-/* Hack to make the OSD state object available to vf_sub which
- * access OSD/subtitle state outside of normal OSD draw time. */
-#define VFCTRL_SET_OSD_OBJ 20
-#define VFCTRL_GET_HWDEC_INFO 21 // for hwdec filters
+enum vf_ctrl {
+    VFCTRL_SEEK_RESET = 1,   // reset on picture and PTS discontinuities
+    VFCTRL_QUERY_MAX_PP_LEVEL, // query max postprocessing level (if any)
+    VFCTRL_SET_PP_LEVEL,     // set postprocessing level
+    VFCTRL_SET_EQUALIZER,    // set color options (brightness,contrast etc)
+    VFCTRL_GET_EQUALIZER,    // get color options (brightness,contrast etc)
+    VFCTRL_SCREENSHOT,       // Take screenshot, arg is voctrl_screenshot_args
+    VFCTRL_INIT_OSD,         // Filter OSD renderer present?
+    VFCTRL_SET_DEINTERLACE,  // Set deinterlacing status
+    VFCTRL_GET_DEINTERLACE,  // Get deinterlacing status
+    /* Hack to make the OSD state object available to vf_sub which
+     * access OSD/subtitle state outside of normal OSD draw time. */
+    VFCTRL_SET_OSD_OBJ,
+    VFCTRL_GET_HWDEC_INFO,   // for hwdec filters
+};
 
 int vf_control(struct vf_instance *vf, int cmd, void *arg);