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render: add support for more formats

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This commit is contained in:
Julian Orth 2024-04-03 21:18:44 +02:00
parent 9d78231cac
commit 551dafcce8
13 changed files with 348 additions and 491 deletions
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7
src/ifs/wl_buffer.rs
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@ -90,13 +90,16 @@ impl WlBuffer {
format: &'static Format,
mem: &Rc<ClientMem>,
) -> Result<Self, WlBufferError> {
let Some(shm_info) = &format.shm_info else {
return Err(WlBufferError::UnsupportedShmFormat(format.name));
};
let bytes = stride as u64 * height as u64;
let required = bytes + offset as u64;
if required > mem.len() as u64 {
return Err(WlBufferError::OutOfBounds);
}
let mem = mem.offset(offset);
let min_row_size = width as u64 * format.bpp as u64;
let min_row_size = width as u64 * shm_info.bpp as u64;
if (stride as u64) < min_row_size {
return Err(WlBufferError::StrideTooSmall);
}
@ -270,6 +273,8 @@ pub enum WlBufferError {
MsgParserError(#[source] Box<MsgParserError>),
#[error(transparent)]
ClientError(Box<ClientError>),
#[error("Buffer format {0} is not supported for shm buffers")]
UnsupportedShmFormat(&'static str),
}
efrom!(WlBufferError, ClientMemError);
efrom!(WlBufferError, MsgParserError);