GStreamerUtilities.h [plain text]
#include "Logging.h"
#include <gst/gst.h>
#include <gst/video/video.h>
#define LOG_MEDIA_MESSAGE(...) do { \
GST_DEBUG(__VA_ARGS__); \
LOG_VERBOSE(Media, __VA_ARGS__); } while (0)
#define ERROR_MEDIA_MESSAGE(...) do { \
GST_ERROR(__VA_ARGS__); \
LOG_VERBOSE(Media, __VA_ARGS__); } while (0)
#define INFO_MEDIA_MESSAGE(...) do { \
GST_INFO(__VA_ARGS__); \
LOG_VERBOSE(Media, __VA_ARGS__); } while (0)
#define WARN_MEDIA_MESSAGE(...) do { \
GST_WARNING(__VA_ARGS__); \
LOG_VERBOSE(Media, __VA_ARGS__); } while (0)
namespace WebCore {
class IntSize;
inline bool webkitGstCheckVersion(guint major, guint minor, guint micro)
{
guint currentMajor, currentMinor, currentMicro, currentNano;
gst_version(¤tMajor, ¤tMinor, ¤tMicro, ¤tNano);
if (currentMajor < major)
return false;
if (currentMajor > major)
return true;
if (currentMinor < minor)
return false;
if (currentMinor > minor)
return true;
if (currentMicro < micro)
return false;
return true;
}
GstPad* webkitGstGhostPadFromStaticTemplate(GstStaticPadTemplate*, const gchar* name, GstPad* target);
#if ENABLE(VIDEO)
bool getVideoSizeAndFormatFromCaps(GstCaps*, WebCore::IntSize&, GstVideoFormat&, int& pixelAspectRatioNumerator, int& pixelAspectRatioDenominator, int& stride);
#endif
GstBuffer* createGstBuffer(GstBuffer*);
GstBuffer* createGstBufferForData(const char* data, int length);
char* getGstBufferDataPointer(GstBuffer*);
void mapGstBuffer(GstBuffer*);
void unmapGstBuffer(GstBuffer*);
bool initializeGStreamer();
unsigned getGstPlayFlag(const char* nick);
GstClockTime toGstClockTime(float time);
}