x11grab: cosmetics: consistent naming for x11grab-related things

configure

@@ -1545,7 +1545,7 @@ sndio_outdev_deps="sndio_h"
 v4l2_indev_deps_any="linux_videodev2_h sys_videoio_h"
 vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
 vfwcap_indev_extralibs="-lavicap32"
-x11_grab_device_indev_deps="x11grab XShmCreateImage"
+x11grab_indev_deps="x11grab XShmCreateImage"
 
 # protocols
 ffrtmpcrypt_protocol_deps="!librtmp_protocol"

libavdevice/Makefile

@@ -23,7 +23,7 @@ OBJS-$(CONFIG_SNDIO_INDEV)               += sndio_common.o sndio_dec.o
 OBJS-$(CONFIG_SNDIO_OUTDEV)              += sndio_common.o sndio_enc.o
 OBJS-$(CONFIG_V4L2_INDEV)                += v4l2.o
 OBJS-$(CONFIG_VFWCAP_INDEV)              += vfwcap.o
-OBJS-$(CONFIG_X11_GRAB_DEVICE_INDEV)     += x11grab.o
+OBJS-$(CONFIG_X11GRAB_INDEV)             += x11grab.o
 
 # external libraries
 OBJS-$(CONFIG_LIBCDIO_INDEV)             += libcdio.o

libavdevice/alldevices.c

@@ -49,7 +49,7 @@ void avdevice_register_all(void)
     REGISTER_INOUTDEV (SNDIO, sndio);
     REGISTER_INDEV    (V4L2, v4l2);
     REGISTER_INDEV    (VFWCAP, vfwcap);
-    REGISTER_INDEV    (X11_GRAB_DEVICE, x11_grab_device);
+    REGISTER_INDEV    (X11GRAB, x11grab);
 
     /* external libraries */
     REGISTER_INDEV    (LIBCDIO, libcdio);

libavdevice/avdevice.h

@@ -36,7 +36,7 @@
  * (de)muxers in libavdevice are of the AVFMT_NOFILE type (they use their own
  * I/O functions). The filename passed to avformat_open_input() often does not
  * refer to an actually existing file, but has some special device-specific
- * meaning - e.g. for the x11grab device it is the display name.
+ * meaning - e.g. for x11grab it is the display name.
  *
  * To use libavdevice, simply call avdevice_register_all() to register all
  * compiled muxers and demuxers. They all use standard libavformat API.

libavdevice/x11grab.c

@@ -56,8 +56,7 @@
 /**
  * X11 Device Demuxer context
  */
-struct x11_grab
+struct x11grab {
-{
     const AVClass *class;    /**< Class for private options. */
     int frame_size;          /**< Size in bytes of a grabbed frame */
     AVRational time_base;    /**< Time base */
@@ -85,10 +84,10 @@ struct x11_grab
 /**
  * Draw grabbing region window
  *
- * @param s x11_grab context
+ * @param s x11grab context
  */
 static void
-x11grab_draw_region_win(struct x11_grab *s)
+x11grab_draw_region_win(struct x11grab *s)
 {
     Display *dpy = s->dpy;
     int screen;
@@ -110,10 +109,10 @@ x11grab_draw_region_win(struct x11_grab *s)
 /**
  * Initialize grabbing region window
  *
- * @param s x11_grab context
+ * @param s x11grab context
  */
 static void
-x11grab_region_win_init(struct x11_grab *s)
+x11grab_region_win_init(struct x11grab *s)
 {
     Display *dpy = s->dpy;
     int screen;
@@ -155,7 +154,7 @@ x11grab_region_win_init(struct x11_grab *s)
 static int
 x11grab_read_header(AVFormatContext *s1)
 {
-    struct x11_grab *x11grab = s1->priv_data;
+    struct x11grab *x11grab = s1->priv_data;
     Display *dpy;
     AVStream *st = NULL;
     enum PixelFormat input_pixfmt;
@@ -334,7 +333,7 @@ out:
  *          coordinates
  */
 static void
-paint_mouse_pointer(XImage *image, struct x11_grab *s)
+paint_mouse_pointer(XImage *image, struct x11grab *s)
 {
     int x_off = s->x_off;
     int y_off = s->y_off;
@@ -448,7 +447,7 @@ xget_zpixmap(Display *dpy, Drawable d, XImage *image, int x, int y)
 static int
 x11grab_read_packet(AVFormatContext *s1, AVPacket *pkt)
 {
-    struct x11_grab *s = s1->priv_data;
+    struct x11grab *s = s1->priv_data;
     Display *dpy = s->dpy;
     XImage *image = s->image;
     int x_off = s->x_off;
@@ -558,7 +557,7 @@ x11grab_read_packet(AVFormatContext *s1, AVPacket *pkt)
 static int
 x11grab_read_close(AVFormatContext *s1)
 {
-    struct x11_grab *x11grab = s1->priv_data;
+    struct x11grab *x11grab = s1->priv_data;
 
     /* Detach cleanly from shared mem */
     if (x11grab->use_shm) {
@@ -582,7 +581,7 @@ x11grab_read_close(AVFormatContext *s1)
     return 0;
 }
 
-#define OFFSET(x) offsetof(struct x11_grab, x)
+#define OFFSET(x) offsetof(struct x11grab, x)
 #define DEC AV_OPT_FLAG_DECODING_PARAM
 static const AVOption options[] = {
     { "video_size", "A string describing frame size, such as 640x480 or hd720.", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = "vga"}, 0, 0, DEC },
@@ -603,10 +602,10 @@ static const AVClass x11_class = {
 };
 
 /** x11 grabber device demuxer declaration */
-AVInputFormat ff_x11_grab_device_demuxer = {
+AVInputFormat ff_x11grab_demuxer = {
     .name           = "x11grab",
     .long_name      = NULL_IF_CONFIG_SMALL("X11grab"),
-    .priv_data_size = sizeof(struct x11_grab),
+    .priv_data_size = sizeof(struct x11grab),
     .read_header    = x11grab_read_header,
     .read_packet    = x11grab_read_packet,
     .read_close     = x11grab_read_close,