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Progress on video call windows using X11

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This commit is contained in:
cnhenry 2015-07-24 13:10:13 -05:00
parent 2369b5e9e2
commit c8ea02376e
4 changed files with 115 additions and 21 deletions
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93
src/video_call.c
View File

@ -1,37 +1,89 @@
#include "toxic.h"
#include "windows.h"
#include "video_call.h"
#include "video_device.h"
#include "chat_commands.h"
#include "global_commands.h"
#include "line_info.h"
#include "notify.h"
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xos.h>
#include "assert.h"
void receive_video_frame_cb( ToxAV *av, uint32_t friend_number,
uint16_t width, uint16_t height,
uint8_t const *y, uint8_t const *u, uint8_t const *v, uint8_t const *a,
int32_t ystride, int32_t ustride, int32_t vstride, int32_t astride,
void *user_data );
void video_bit_rate_status_cb( ToxAV *av, uint32_t friend_number,
bool stable, uint32_t bit_rate, void *user_data);
static void print_err (ToxWindow *self, const char *error_str)
{
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "%s", error_str);
}
ToxAV *init_video(ToxWindow *self, Tox *tox, ToxAV *av, CallControl *user_data)
{
XInitThreads();
Display *display;
if ((display = XOpenDisplay(NULL)) == NULL) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Failed to open X11 display");
return NULL;
}
int screen;
screen = DefaultScreen(display);
Window win;
if ((win = XCreateSimpleWindow(display, RootWindow(display, screen), 400, 400, 800, 600, 0,
BlackPixel(display, screen), WhitePixel(display, screen))) == NULL) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Failed to create X11 window");
return NULL;
}
XSelectInput(display, win, ExposureMask|ButtonPressMask|KeyPressMask);
GC default_gc;
if ((default_gc = DefaultGC(display, screen)) == NULL) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Failed to create X11 graphics context");
return NULL;
}
XMapWindow(display, win);
XClearWindow(display, win);
XMapRaised(display, win);
XFlush(display);
user_data->video_enabled = true;
//toxav_callback_video_receive_frame(CallContrl.av, receive_video_frame_cb, &CallContrl);
//toxav_callback_video_bit_rate_status(CallContrl.av, video_bit_rate_status_cb, &CallContrl);
if ( !user_data->av ) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Video failed to init ToxAV");
return NULL;
}
if ( init_video_devices(user_data->av) == vde_InternalError ) {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Failed to init video devices");
return NULL;
}
toxav_callback_video_receive_frame(user_data->av, receive_video_frame_cb, &user_data);
toxav_callback_video_bit_rate_status(user_data->av, video_bit_rate_status_cb, &user_data);
return av;
}
void receive_video_frame_cb(ToxAV *av, uint32_t friend_number,
uint16_t width, uint16_t height,
uint8_t const *y, uint8_t const *u, uint8_t const *v, uint8_t const *a,
int32_t ystride, int32_t ustride, int32_t vstride, int32_t astride,
void *user_data)
{}
{
}
void video_bit_rate_status_cb(ToxAV *av, uint32_t friend_number,
bool stable, uint32_t bit_rate, void *user_data)
@ -40,4 +92,35 @@ void video_bit_rate_status_cb(ToxAV *av, uint32_t friend_number,
if ( stable )
cc->video_bit_rate = bit_rate;
}
void cmd_list_video_devices(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE])
{
const char *error_str;
if ( argc != 1 ) {
if ( argc < 1 ) error_str = "Type must be specified!";
else error_str = "Only one argument allowed!";
goto on_error;
}
DeviceType type;
if ( strcasecmp(argv[1], "in") == 0 ) /* Input devices */
type = input;
else if ( strcasecmp(argv[1], "out") == 0 ) /* Output devices */
type = output;
else {
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Invalid type: %s", argv[1]);
return;
}
print_video_devices(self, type);
return;
on_error:
print_err (self, error_str);
}

1
src/video_call.h
View File

@ -26,6 +26,7 @@
#include <tox/toxav.h>
#include "audio_call.h"
#include "video_device.h"
typedef enum _VideoError {

30
src/video_device.c
View File

@ -57,7 +57,7 @@ struct VideoBuffer {
typedef struct VideoDevice {
int fd; /* File descriptor of video device selected/opened */
DataHandleCallback cb; /* Use this to handle data from input device usually */
VideoDataHandleCallback cb; /* Use this to handle data from input device usually */
void* cb_data; /* Data to be passed to callback */
int32_t friend_number; /* ToxAV friend number */
@ -110,7 +110,7 @@ VideoDeviceError init_video_devices(ToxAV* av_)
VideoDeviceError init_video_devices()
#endif /* VIDEO */
{
size[input] = 0;
size[vdt_input] = 0;
#ifdef __linux__
for(int i = 0; i <= MAX_DEVICES; ++i) {
@ -122,11 +122,11 @@ VideoDeviceError init_video_devices()
if (fd == -1)
break;
else {
video_devices_names[input][i] = cap.card;
video_devices_names[vdt_input][i] = cap.card;
}
close(fd);
size[input] = i;
size[vdt_input] = i;
}
#endif /* __linux__ */
/* TODO: Add OSX implementation for listing input video devices */
@ -211,7 +211,7 @@ VideoDeviceError open_video_device(VideoDeviceType type, int32_t selection, uint
return vde_InternalError;
}
if (type == input) {
if (type == vdt_input) {
char device_address[] = "/dev/videoXX";
snprintf(device_address + 10 , sizeof(device_address) - 10, "%i", selection);
@ -223,7 +223,7 @@ VideoDeviceError open_video_device(VideoDeviceType type, int32_t selection, uint
}
if (type == input) {
if (type == vdt_input) {
#ifdef __linux__
/* Obtain video device capabilities */
struct v4l2_capability cap;
@ -329,12 +329,12 @@ void* video_thread_poll (void* arg) // TODO: maybe use thread for every input so
if (video_thread_paused) usleep(10000); /* Wait for unpause. */
else
{
for (i = 0; i < size[input]; ++i)
for (i = 0; i < size[vdt_input]; ++i)
{
lock;
if (video_devices_running[input][i] != NULL)
if (video_devices_running[vdt_input][i] != NULL)
{
VideoDevice* device = video_devices_running[input][i];
VideoDevice* device = video_devices_running[vdt_input][i];
struct v4l2_buffer buf;
memset(&(buf), 0, sizeof(buf));
@ -385,7 +385,7 @@ VideoDeviceError close_video_device(VideoDeviceType type, uint32_t device_idx)
if ( !device->ref_count ) {
if (type == input) {
if (type == vdt_input) {
int i;
for(i = 0; i < device->n_buffers; ++i) {
if (-1 == munmap(device->buffers[i].start, device->buffers[i].length)) {}
@ -426,4 +426,14 @@ void yuv422to420(uint8_t *plane_y, uint8_t *plane_u, uint8_t *plane_v, uint8_t *
}
}
}
void print_video_devices(ToxWindow* self, VideoDeviceType type)
{
int i;
for (i = 0; i < size[type]; ++i)
line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "%d: %s", i, video_devices_names[type][i]);
return;
}

12
src/video_device.h
View File

@ -28,8 +28,8 @@
#include "windows.h"
typedef enum VideoDeviceType {
input,
output,
vdt_input,
vdt_output,
} VideoDeviceType;
typedef enum VideoDeviceError {
@ -45,7 +45,7 @@ typedef enum VideoDeviceError {
vde_CaptureError = -9,
} VideoDeviceError;
typedef void (*DataHandleCallback) (int16_t width, int16_t height, const uint8_t* y, const uint8_t* u, const uint8_t* v, void* data);
typedef void (*VideoDataHandleCallback) (int16_t width, int16_t height, const uint8_t* y, const uint8_t* u, const uint8_t* v, void* data);
#ifdef VIDEO
@ -57,7 +57,7 @@ VideoDeviceError init_video_devices();
VideoDeviceError terminate_video_devices();
/* Callback handles ready data from INPUT device */
VideoDeviceError register_video_device_callback(int32_t call_idx, uint32_t device_idx, DataHandleCallback callback, void* data);
VideoDeviceError register_video_device_callback(int32_t call_idx, uint32_t device_idx, VideoDataHandleCallback callback, void* data);
void* get_video_device_callback_data(uint32_t device_idx);
VideoDeviceError set_primary_video_device(VideoDeviceType type, int32_t selection);
@ -68,10 +68,10 @@ VideoDeviceError open_video_device(VideoDeviceType type, int32_t selection, uint
VideoDeviceError close_video_device(VideoDeviceType type, uint32_t device_idx);
/* Write data to device */
VideoDeviceError write_out(uint32_t device_idx, const int16_t* data, uint32_t length, uint8_t channels);
VideoDeviceError write_video_out(uint32_t device_idx, const int16_t* data, uint32_t length, uint8_t channels);
void print_video_devices(ToxWindow* self, VideoDeviceType type);
void get_primary_video_device_name(VideoDeviceType type, char *buf, int size);
VideoDeviceError selection_valid(VideoDeviceType type, int32_t selection);
VideoDeviceError video_selection_valid(VideoDeviceType type, int32_t selection);
#endif /* VIDEO_DEVICE_H */