diff options
Diffstat (limited to 'sys/glsink/gstglbuffer.c')
| -rw-r--r-- | sys/glsink/gstglbuffer.c | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/sys/glsink/gstglbuffer.c b/sys/glsink/gstglbuffer.c index e3e9df6b..7a217a36 100644 --- a/sys/glsink/gstglbuffer.c +++ b/sys/glsink/gstglbuffer.c @@ -90,6 +90,9 @@ gst_gl_buffer_new (GstGLDisplay * display, GstGLBufferFormat format, buffer->display = g_object_ref (display); buffer->width = width; buffer->height = height; + /* this is not strictly true, but it's used for compatibility with + * queue and BaseTransform */ + GST_BUFFER_SIZE (buffer) = width * height * 4; gst_gl_display_lock (buffer->display); glGenTextures (1, &buffer->texture); @@ -129,6 +132,9 @@ gst_gl_buffer_new_from_data (GstGLDisplay * display, GstVideoFormat format, buffer->display = g_object_ref (display); buffer->width = width; buffer->height = height; + /* this is not strictly true, but it's used for compatibility with + * queue and BaseTransform */ + GST_BUFFER_SIZE (buffer) = width * height * 4; gst_gl_display_lock (buffer->display); glGenTextures (1, &buffer->texture); @@ -234,7 +240,7 @@ gst_gl_buffer_new_from_data (GstGLDisplay * display, GstVideoFormat format, void -gst_gl_buffer_download (GstGLBuffer * buffer, void *data) +gst_gl_buffer_download (GstGLBuffer * buffer, GstVideoFormat format, void *data) { GLuint fbo; @@ -254,15 +260,33 @@ gst_gl_buffer_download (GstGLBuffer * buffer, void *data) g_assert (glCheckFramebufferStatusEXT (GL_FRAMEBUFFER_EXT) == GL_FRAMEBUFFER_COMPLETE_EXT); - /* needs a reset function */ + /* we need a reset function */ glMatrixMode (GL_COLOR); glLoadIdentity (); glPixelTransferf (GL_POST_COLOR_MATRIX_RED_BIAS, 0); glPixelTransferf (GL_POST_COLOR_MATRIX_GREEN_BIAS, 0); glPixelTransferf (GL_POST_COLOR_MATRIX_BLUE_BIAS, 0); - glReadPixels (0, 0, buffer->width, buffer->height, GL_RGBA, - GL_UNSIGNED_BYTE, data); + switch (format) { + case GST_VIDEO_FORMAT_RGBx: + glReadPixels (0, 0, buffer->width, buffer->height, GL_RGBA, + GL_UNSIGNED_BYTE, data); + break; + case GST_VIDEO_FORMAT_BGRx: + glReadPixels (0, 0, buffer->width, buffer->height, GL_BGRA, + GL_UNSIGNED_BYTE, data); + break; + case GST_VIDEO_FORMAT_xBGR: + glReadPixels (0, 0, buffer->width, buffer->height, GL_RGBA, + GL_UNSIGNED_INT_8_8_8_8, data); + break; + case GST_VIDEO_FORMAT_xRGB: + glReadPixels (0, 0, buffer->width, buffer->height, GL_BGRA, + GL_UNSIGNED_INT_8_8_8_8, data); + break; + default: + g_assert_not_reached (); + } glDeleteFramebuffersEXT (1, &fbo); |