diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/state_trackers/dri/drm/dri2.c | 81 |
1 files changed, 35 insertions, 46 deletions
diff --git a/src/gallium/state_trackers/dri/drm/dri2.c b/src/gallium/state_trackers/dri/drm/dri2.c index 973773c83e3..50048391d24 100644 --- a/src/gallium/state_trackers/dri/drm/dri2.c +++ b/src/gallium/state_trackers/dri/drm/dri2.c @@ -43,6 +43,37 @@ #include "dri_drawable.h" #include "dri2_buffer.h" +static int convert_fourcc(int format, int *dri_components_p) +{ + int dri_components; + switch(format) { + case __DRI_IMAGE_FOURCC_RGB565: + format = __DRI_IMAGE_FORMAT_RGB565; + dri_components = __DRI_IMAGE_COMPONENTS_RGB; + break; + case __DRI_IMAGE_FOURCC_ARGB8888: + format = __DRI_IMAGE_FORMAT_ARGB8888; + dri_components = __DRI_IMAGE_COMPONENTS_RGBA; + break; + case __DRI_IMAGE_FOURCC_XRGB8888: + format = __DRI_IMAGE_FORMAT_XRGB8888; + dri_components = __DRI_IMAGE_COMPONENTS_RGB; + break; + case __DRI_IMAGE_FOURCC_ABGR8888: + format = __DRI_IMAGE_FORMAT_ABGR8888; + dri_components = __DRI_IMAGE_COMPONENTS_RGBA; + break; + case __DRI_IMAGE_FOURCC_XBGR8888: + format = __DRI_IMAGE_FORMAT_XBGR8888; + dri_components = __DRI_IMAGE_COMPONENTS_RGB; + break; + default: + return -1; + } + *dri_components_p = dri_components; + return format; +} + /** * DRI2 flush extension. */ @@ -812,30 +843,9 @@ dri2_from_names(__DRIscreen *screen, int width, int height, int format, if (offsets[0] != 0) return NULL; - switch(format) { - case __DRI_IMAGE_FOURCC_RGB565: - format = __DRI_IMAGE_FORMAT_RGB565; - dri_components = __DRI_IMAGE_COMPONENTS_RGB; - break; - case __DRI_IMAGE_FOURCC_ARGB8888: - format = __DRI_IMAGE_FORMAT_ARGB8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGBA; - break; - case __DRI_IMAGE_FOURCC_XRGB8888: - format = __DRI_IMAGE_FORMAT_XRGB8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGB; - break; - case __DRI_IMAGE_FOURCC_ABGR8888: - format = __DRI_IMAGE_FORMAT_ABGR8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGBA; - break; - case __DRI_IMAGE_FOURCC_XBGR8888: - format = __DRI_IMAGE_FORMAT_XBGR8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGB; - break; - default: + format = convert_fourcc(format, &dri_components); + if (format == -1) return NULL; - } /* Strides are in bytes not pixels. */ stride = strides[0] /4; @@ -948,30 +958,9 @@ dri2_from_fds(__DRIscreen *screen, int width, int height, int fourcc, if (offsets[0] != 0) return NULL; - switch(fourcc) { - case __DRI_IMAGE_FOURCC_RGB565: - format = __DRI_IMAGE_FORMAT_RGB565; - dri_components = __DRI_IMAGE_COMPONENTS_RGB; - break; - case __DRI_IMAGE_FOURCC_ARGB8888: - format = __DRI_IMAGE_FORMAT_ARGB8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGBA; - break; - case __DRI_IMAGE_FOURCC_XRGB8888: - format = __DRI_IMAGE_FORMAT_XRGB8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGB; - break; - case __DRI_IMAGE_FOURCC_ABGR8888: - format = __DRI_IMAGE_FORMAT_ABGR8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGBA; - break; - case __DRI_IMAGE_FOURCC_XBGR8888: - format = __DRI_IMAGE_FORMAT_XBGR8888; - dri_components = __DRI_IMAGE_COMPONENTS_RGB; - break; - default: + format = convert_fourcc(fourcc, &dri_components); + if (format == -1) return NULL; - } /* Strides are in bytes not pixels. */ stride = strides[0] /4; |