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screencopy: fix detecting gl shm formats

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ref #4029
This commit is contained in:
Vaxry 2023-12-03 22:04:07 +00:00
parent dc2082b00a
commit e496b0f250
4 changed files with 278 additions and 193 deletions
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293
src/protocols/ToplevelExportWlrFuncs.hpp
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@ -11,8 +11,10 @@ struct wlr_pixel_format_info {
*/
uint32_t opaque_substitute;
/* Bits per pixels */
uint32_t bpp;
/* Bytes per block (including padding) */
uint32_t bytes_per_block;
/* Size of a block in pixels (zero for 1×1) */
uint32_t block_width, block_height;
/* True if the format has an alpha channel */
bool has_alpha;
@ -20,143 +22,171 @@ struct wlr_pixel_format_info {
static const struct wlr_pixel_format_info pixel_format_info[] = {
{
.drm_format = DRM_FORMAT_XRGB8888,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 32,
.has_alpha = false,
.drm_format = DRM_FORMAT_XRGB8888,
.bytes_per_block = 4,
},
{
.drm_format = DRM_FORMAT_ARGB8888,
.opaque_substitute = DRM_FORMAT_XRGB8888,
.bpp = 32,
.bytes_per_block = 4,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XBGR8888,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 32,
.has_alpha = false,
.drm_format = DRM_FORMAT_XBGR8888,
.bytes_per_block = 4,
},
{
.drm_format = DRM_FORMAT_ABGR8888,
.opaque_substitute = DRM_FORMAT_XBGR8888,
.bpp = 32,
.bytes_per_block = 4,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_RGBX8888,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 32,
.has_alpha = false,
.drm_format = DRM_FORMAT_RGBX8888,
.bytes_per_block = 4,
},
{
.drm_format = DRM_FORMAT_RGBA8888,
.opaque_substitute = DRM_FORMAT_RGBX8888,
.bpp = 32,
.bytes_per_block = 4,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_BGRX8888,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 32,
.has_alpha = false,
.drm_format = DRM_FORMAT_BGRX8888,
.bytes_per_block = 4,
},
{
.drm_format = DRM_FORMAT_BGRA8888,
.opaque_substitute = DRM_FORMAT_BGRX8888,
.bpp = 32,
.bytes_per_block = 4,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_BGR888,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 24,
.has_alpha = false,
.drm_format = DRM_FORMAT_R8,
.bytes_per_block = 1,
},
{
.drm_format = DRM_FORMAT_RGBX4444,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 16,
.has_alpha = false,
.drm_format = DRM_FORMAT_GR88,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_RGB888,
.bytes_per_block = 3,
},
{
.drm_format = DRM_FORMAT_BGR888,
.bytes_per_block = 3,
},
{
.drm_format = DRM_FORMAT_RGBX4444,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_RGBA4444,
.opaque_substitute = DRM_FORMAT_RGBX4444,
.bpp = 16,
.bytes_per_block = 2,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_RGBX5551,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 16,
.has_alpha = false,
.drm_format = DRM_FORMAT_BGRX4444,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_BGRA4444,
.opaque_substitute = DRM_FORMAT_BGRX4444,
.bytes_per_block = 2,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_RGBX5551,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_RGBA5551,
.opaque_substitute = DRM_FORMAT_RGBX5551,
.bpp = 16,
.bytes_per_block = 2,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_RGB565,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 16,
.has_alpha = false,
.drm_format = DRM_FORMAT_BGRX5551,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_BGR565,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 16,
.has_alpha = false,
.drm_format = DRM_FORMAT_BGRA5551,
.opaque_substitute = DRM_FORMAT_BGRX5551,
.bytes_per_block = 2,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XRGB2101010,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 32,
.has_alpha = false,
.drm_format = DRM_FORMAT_XRGB1555,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_ARGB1555,
.opaque_substitute = DRM_FORMAT_XRGB1555,
.bytes_per_block = 2,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_RGB565,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_BGR565,
.bytes_per_block = 2,
},
{
.drm_format = DRM_FORMAT_XRGB2101010,
.bytes_per_block = 4,
},
{
.drm_format = DRM_FORMAT_ARGB2101010,
.opaque_substitute = DRM_FORMAT_XRGB2101010,
.bpp = 32,
.bytes_per_block = 4,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XBGR2101010,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 32,
.has_alpha = false,
.drm_format = DRM_FORMAT_XBGR2101010,
.bytes_per_block = 4,
},
{
.drm_format = DRM_FORMAT_ABGR2101010,
.opaque_substitute = DRM_FORMAT_XBGR2101010,
.bpp = 32,
.bytes_per_block = 4,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XBGR16161616F,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 64,
.has_alpha = false,
.drm_format = DRM_FORMAT_XBGR16161616F,
.bytes_per_block = 8,
},
{
.drm_format = DRM_FORMAT_ABGR16161616F,
.opaque_substitute = DRM_FORMAT_XBGR16161616F,
.bpp = 64,
.bytes_per_block = 8,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XBGR16161616,
.opaque_substitute = DRM_FORMAT_INVALID,
.bpp = 64,
.has_alpha = false,
.drm_format = DRM_FORMAT_XBGR16161616,
.bytes_per_block = 8,
},
{
.drm_format = DRM_FORMAT_ABGR16161616,
.opaque_substitute = DRM_FORMAT_XBGR16161616,
.bpp = 64,
.bytes_per_block = 8,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_YVYU,
.bytes_per_block = 4,
.block_width = 2,
.block_height = 1,
},
{
.drm_format = DRM_FORMAT_VYUY,
.bytes_per_block = 4,
.block_width = 2,
.block_height = 1,
},
};
static const size_t pixel_format_info_size = sizeof(pixel_format_info) / sizeof(pixel_format_info[0]);
@ -187,124 +217,27 @@ static enum wl_shm_format convert_drm_format_to_wl_shm(uint32_t fmt) {
}
}
struct wlr_gles2_pixel_format {
uint32_t drm_format;
// optional field, if empty then internalformat = format
GLint gl_internalformat;
GLint gl_format, gl_type;
bool has_alpha;
};
static uint32_t pixel_format_info_pixels_per_block(const struct wlr_pixel_format_info* info) {
uint32_t pixels = info->block_width * info->block_height;
return pixels > 0 ? pixels : 1;
}
static const struct wlr_gles2_pixel_format formats[] = {
{
.drm_format = DRM_FORMAT_ARGB8888,
.gl_format = GL_BGRA_EXT,
.gl_type = GL_UNSIGNED_BYTE,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XRGB8888,
.gl_format = GL_BGRA_EXT,
.gl_type = GL_UNSIGNED_BYTE,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_XBGR8888,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_BYTE,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_ABGR8888,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_BYTE,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_BGR888,
.gl_format = GL_RGB,
.gl_type = GL_UNSIGNED_BYTE,
.has_alpha = false,
},
#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
{
.drm_format = DRM_FORMAT_RGBX4444,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_SHORT_4_4_4_4,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_RGBA4444,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_SHORT_4_4_4_4,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_RGBX5551,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_SHORT_5_5_5_1,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_RGBA5551,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_SHORT_5_5_5_1,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_RGB565,
.gl_format = GL_RGB,
.gl_type = GL_UNSIGNED_SHORT_5_6_5,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_XBGR2101010,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_INT_2_10_10_10_REV_EXT,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_ABGR2101010,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_INT_2_10_10_10_REV_EXT,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XBGR16161616F,
.gl_format = GL_RGBA,
.gl_type = GL_HALF_FLOAT_OES,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_ABGR16161616F,
.gl_format = GL_RGBA,
.gl_type = GL_HALF_FLOAT_OES,
.has_alpha = true,
},
{
.drm_format = DRM_FORMAT_XBGR16161616,
.gl_internalformat = GL_RGBA16_EXT,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_SHORT,
.has_alpha = false,
},
{
.drm_format = DRM_FORMAT_ABGR16161616,
.gl_internalformat = GL_RGBA16_EXT,
.gl_format = GL_RGBA,
.gl_type = GL_UNSIGNED_SHORT,
.has_alpha = true,
},
#endif
};
inline const struct wlr_gles2_pixel_format* gles2FromDRM(uint32_t fmt) {
for (size_t i = 0; i < sizeof(formats) / sizeof(*formats); ++i) {
if (formats[i].drm_format == fmt) {
return &formats[i];
}
static int32_t div_round_up(int32_t dividend, int32_t divisor) {
int32_t quotient = dividend / divisor;
if (dividend % divisor != 0) {
quotient++;
}
return NULL;
return quotient;
}
static int32_t pixel_format_info_min_stride(const wlr_pixel_format_info* fmt, int32_t width) {
int32_t pixels_per_block = (int32_t)pixel_format_info_pixels_per_block(fmt);
int32_t bytes_per_block = (int32_t)fmt->bytes_per_block;
if (width > INT32_MAX / bytes_per_block) {
wlr_log(WLR_DEBUG, "Invalid width %d (overflow)", width);
return 0;
}
return div_round_up(width * bytes_per_block, pixels_per_block);
}
#endif