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74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
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#ifndef _GST_GL_BUFFER_H_
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#define _GST_GL_BUFFER_H_
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gstgldisplay.h>
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typedef struct _GstGLBuffer GstGLBuffer;
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#define GST_TYPE_GL_BUFFER (gst_gl_buffer_get_type())
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#define GST_IS_GL_BUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_GL_BUFFER))
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#define GST_GL_BUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_GL_BUFFER, GstGLBuffer))
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typedef enum {
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GST_GL_BUFFER_FORMAT_UNKNOWN,
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GST_GL_BUFFER_FORMAT_RGBA,
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GST_GL_BUFFER_FORMAT_RGB,
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GST_GL_BUFFER_FORMAT_YUYV,
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GST_GL_BUFFER_FORMAT_PLANAR444,
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GST_GL_BUFFER_FORMAT_PLANAR422,
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GST_GL_BUFFER_FORMAT_PLANAR420
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} GstGLBufferFormat;
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struct _GstGLBuffer {
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GstBuffer buffer;
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GstGLDisplay *display;
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GstGLBufferFormat format;
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gboolean is_yuv;
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GLuint texture;
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GLuint texture_u;
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GLuint texture_v;
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int width;
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int height;
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};
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GType gst_gl_buffer_get_type (void);
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GstGLBuffer * gst_gl_buffer_new (GstGLDisplay *display,
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int width, int height);
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GstGLBuffer * gst_gl_buffer_new_with_format (GstGLDisplay *display,
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GstGLBufferFormat format, int width, int height);
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GstGLBuffer * gst_gl_buffer_new_from_video_format (GstGLDisplay *display,
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GstVideoFormat format, int width, int height);
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void gst_gl_buffer_upload (GstGLBuffer *buffer,
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GstVideoFormat format, void *data);
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void gst_gl_buffer_download (GstGLBuffer *buffer, GstVideoFormat format,
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void *data);
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#define GST_GL_VIDEO_CAPS \
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"video/x-raw-gl," \
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"format=(int)1," \
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"is_yuv=(boolean)FALSE," \
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"width=(int)[1,2048]," \
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"height=(int)[1,2048]," \
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"pixel-aspect-ratio=(fraction)1/1," \
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"framerate=(fraction)[0/1,100/1]"
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GstGLBufferFormat gst_gl_buffer_format_from_video_format (GstVideoFormat format);
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int gst_gl_buffer_format_get_size (GstGLBufferFormat format, int width,
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int height);
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gboolean gst_gl_buffer_format_parse_caps (GstCaps *caps, GstGLBufferFormat *format,
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int *width, int *height);
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#endif
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