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screenshot: allow screenshots using external utility; most code is taken from TangoCash

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Origin commit data
------------------
Commit: 8a7faf424e
Author: vanhofen <vanhofen@gmx.de>
Date: 2019-12-26 (Thu, 26 Dec 2019)

Origin message was:
------------------
- screenshot: allow screenshots using external utility; most code is taken from TangoCash
This commit is contained in:
vanhofen
2019-12-26 23:53:50 +01:00
parent ede709862e
commit cb3eafac3e
2 changed files with 75 additions and 6 deletions
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68
src/driver/screenshot.cpp
View File

@@ -46,6 +46,7 @@
#include <hardware/video.h>
#include <cs_api.h>
#include <driver/screenshot.h>
#include <system/helpers.h>
#include <system/set_threadname.h>
extern "C" {
@@ -59,26 +60,81 @@ CScreenShot::CScreenShot(const std::string fname, screenshot_format_t fmt)
{
format = fmt;
filename = fname;
pixel_data = NULL;
fd = NULL;
xres = 0;
yres = 0;
get_video = g_settings.screenshot_video;
get_osd = g_settings.screenshot_mode;
scale_to_video = g_settings.screenshot_scale;
#if SCREENSHOT_INTERNAL
pixel_data = NULL;
fd = NULL;
extra_osd = false;
scs_thread = 0;
pthread_mutex_init(&thread_mutex, NULL);
pthread_mutex_init(&getData_mutex, NULL);
get_video = g_settings.screenshot_video;
get_osd = g_settings.screenshot_mode;
scale_to_video = g_settings.screenshot_scale;
#endif // SCREENSHOT_INTERNAL
}
CScreenShot::~CScreenShot()
{
#if SCREENSHOT_INTERNAL
pthread_mutex_destroy(&thread_mutex);
pthread_mutex_destroy(&getData_mutex);
#endif // SCREENSHOT_INTERNAL
// printf("[CScreenShot::%s:%d] thread: %p\n", __func__, __LINE__, this);
}
#if SCREENSHOT_EXTERNAL
bool CScreenShot::Start()
{
std::string cmd = find_executable("grab");
if (cmd.empty())
return false;
cmd += " ";
if (get_osd && !get_video)
cmd += "-o ";
else if (!get_osd && get_video)
cmd += "-v ";
switch (format)
{
case FORMAT_PNG:
cmd += "-p ";
break;
default:
/* fall through */
case FORMAT_JPG:
cmd += "-j 100 ";
break;
case FORMAT_BMP:
break;
}
if (!scale_to_video)
cmd += "-d ";
if (xres)
cmd += "-w " + to_string(xres) + " ";
cmd += "'";
cmd += filename;
cmd += "'";
printf("[CScreenShot::%s:%d] Running %s\n", __func__, __LINE__, cmd.c_str());
system(cmd.c_str());
return (access(filename.c_str(), F_OK) == 0);
}
bool CScreenShot::StartSync()
{
return Start();
}
#else // SCREENSHOT_INTERNAL
#ifdef BOXMODEL_CS_HD2
bool CScreenShot::mergeOsdScreen(uint32_t dx, uint32_t dy, fb_pixel_t* osdData)
@@ -468,6 +524,8 @@ bool CScreenShot::SaveBmp()
}
#endif // SCREENSHOT_INTERNAL
/*
* create filename member from channel name and its current EPG data,
* with added date and time including msecs and suffix for selected format

13
src/driver/screenshot.h
View File

@@ -23,6 +23,14 @@
#ifndef __screenshot_h_
#define __screenshot_h_
#ifdef SCREENSHOT
#if BOXMODEL_VUPLUS
#define SCREENSHOT_EXTERNAL 1
#else
#define SCREENSHOT_INTERNAL 1
#endif
#endif
#include <pthread.h>
class CScreenShot
@@ -37,13 +45,15 @@ class CScreenShot
private:
screenshot_format_t format;
std::string filename;
unsigned char * pixel_data;
int xres;
int yres;
bool extra_osd;
bool get_osd;
bool get_video;
bool scale_to_video;
#if SCREENSHOT_INTERNAL
unsigned char * pixel_data;
FILE *fd;
pthread_t scs_thread;
pthread_mutex_t thread_mutex;
@@ -65,6 +75,7 @@ class CScreenShot
#ifdef BOXMODEL_CS_HD2
bool mergeOsdScreen(uint32_t dx, uint32_t dy, fb_pixel_t* osdData);
#endif
#endif // SCREENSHOT_INTERNAL
public:
CScreenShot(const std::string fname = "", screenshot_format_t fmt = CScreenShot::FORMAT_JPG);