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16 #define V4L2_CTRL_COUNT 29
17
18 enum {
19 COMP_CAMERA = 0,
20 COMP_PREVIEW,
21 COMP_IMAGE_ENCODE,
22 COMP_VIDEO_ENCODE,
23 COMP_COUNT
24 };
25
26 enum {
27 CAM_PORT_PREVIEW = 0,
28 CAM_PORT_VIDEO,
29 CAM_PORT_CAPTURE,
30 CAM_PORT_COUNT
31 };
32
33 #define PREVIEW_LAYER 2
34
35 extern int bcm2835_v4l2_debug;
36
37 struct bm2835_mmal_dev {
38
39 struct v4l2_device v4l2_dev;
40 struct video_device vdev;
41 struct mutex mutex;
42
43
44 struct v4l2_ctrl_handler ctrl_handler;
45 struct v4l2_ctrl *ctrls[V4L2_CTRL_COUNT];
46 enum v4l2_scene_mode scene_mode;
47 struct mmal_colourfx colourfx;
48 int hflip;
49 int vflip;
50 int red_gain;
51 int blue_gain;
52 enum mmal_parameter_exposuremode exposure_mode_user;
53 enum v4l2_exposure_auto_type exposure_mode_v4l2_user;
54
55 enum mmal_parameter_exposuremode exposure_mode_active;
56 enum mmal_parameter_exposuremeteringmode metering_mode;
57 unsigned int manual_shutter_speed;
58 bool exp_auto_priority;
59 bool manual_iso_enabled;
60 u32 iso;
61
62
63 struct vchiq_mmal_instance *instance;
64 struct vchiq_mmal_component *component[COMP_COUNT];
65 int camera_use_count;
66
67 struct v4l2_window overlay;
68
69 struct {
70 unsigned int width;
71 unsigned int height;
72 unsigned int stride;
73 unsigned int buffersize;
74 struct mmal_fmt *fmt;
75 struct v4l2_fract timeperframe;
76
77
78 int encode_bitrate;
79
80 int encode_bitrate_mode;
81
82 enum v4l2_mpeg_video_h264_profile enc_profile;
83
84 enum v4l2_mpeg_video_h264_level enc_level;
85
86 int q_factor;
87
88 struct vb2_queue vb_vidq;
89
90
91 s64 vc_start_timestamp;
92
93 ktime_t kernel_start_ts;
94
95 u32 sequence;
96
97 struct vchiq_mmal_port *port;
98
99 struct vchiq_mmal_port *camera_port;
100
101 struct vchiq_mmal_component *encode_component;
102
103 unsigned int frame_count;
104
105 struct completion frame_cmplt;
106
107 } capture;
108
109 unsigned int camera_num;
110 unsigned int max_width;
111 unsigned int max_height;
112 unsigned int rgb_bgr_swapped;
113 };
114
115 int bm2835_mmal_init_controls(
116 struct bm2835_mmal_dev *dev,
117 struct v4l2_ctrl_handler *hdl);
118
119 int bm2835_mmal_set_all_camera_controls(struct bm2835_mmal_dev *dev);
120 int set_framerate_params(struct bm2835_mmal_dev *dev);
121
122
123
124 #define v4l2_dump_pix_format(level, debug, dev, pix_fmt, desc) \
125 { \
126 v4l2_dbg(level, debug, dev, \
127 "%s: w %u h %u field %u pfmt 0x%x bpl %u sz_img %u colorspace 0x%x priv %u\n", \
128 desc, \
129 (pix_fmt)->width, (pix_fmt)->height, (pix_fmt)->field, \
130 (pix_fmt)->pixelformat, (pix_fmt)->bytesperline, \
131 (pix_fmt)->sizeimage, (pix_fmt)->colorspace, (pix_fmt)->priv); \
132 }
133
134 #define v4l2_dump_win_format(level, debug, dev, win_fmt, desc) \
135 { \
136 v4l2_dbg(level, debug, dev, \
137 "%s: w %u h %u l %u t %u field %u chromakey %06X clip %p " \
138 "clipcount %u bitmap %p\n", \
139 desc, \
140 (win_fmt)->w.width, (win_fmt)->w.height, \
141 (win_fmt)->w.left, (win_fmt)->w.top, \
142 (win_fmt)->field, \
143 (win_fmt)->chromakey, \
144 (win_fmt)->clips, (win_fmt)->clipcount, \
145 (win_fmt)->bitmap); \
146 }