Warren
13438289fe
- Modem driver (serialport) with AT command interface - Class 1 fax protocol (T.30 session, HDLC framing) - T.4/T.6 image codec (fax crate integration) - Document conversion (image to fax, TIFF-F output) - REST API (axum) for fax job management - SQLite/InMemory job queue - CLI interface (detect/serve/send/test) - Integration tests passing
92 lines
2.2 KiB
Rust
92 lines
2.2 KiB
Rust
#[derive(Debug, Clone)]
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pub struct FaxCapabilities {
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pub resolution: Resolution,
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pub page_width: PageWidth,
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pub page_length: PageLength,
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pub data_rate: DataRate,
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pub ecm: bool,
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum Resolution {
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Standard, // 98 lpi, 204 dpi
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Fine, // 196 lpi, 204 dpi
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SuperFine, // 392 lpi, 204 dpi
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum PageWidth {
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A4, // 1728 pels
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A3, // 2432 pels
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B4, // 2048 pels
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum PageLength {
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A4, // 297mm
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Unlimited,
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum DataRate {
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V27ter2400,
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V27ter4800,
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V29_7200,
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V29_9600,
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V17_7200,
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V17_9600,
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V17_12000,
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V17_14400,
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}
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impl DataRate {
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pub fn to_modulation_value(&self) -> u32 {
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match self {
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DataRate::V27ter2400 => 24,
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DataRate::V27ter4800 => 48,
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DataRate::V29_7200 => 72,
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DataRate::V29_9600 => 96,
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DataRate::V17_7200 => 73,
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DataRate::V17_9600 => 97,
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DataRate::V17_12000 => 121,
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DataRate::V17_14400 => 145,
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}
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}
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pub fn from_modulation_value(val: u32) -> Option<Self> {
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match val {
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24 => Some(DataRate::V27ter2400),
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48 => Some(DataRate::V27ter4800),
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72 => Some(DataRate::V29_7200),
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96 => Some(DataRate::V29_9600),
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73 => Some(DataRate::V17_7200),
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97 => Some(DataRate::V17_9600),
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121 => Some(DataRate::V17_12000),
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145 => Some(DataRate::V17_14400),
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_ => None,
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}
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}
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pub fn max_for_modem(supported_rates: &[u32]) -> Option<Self> {
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let priority = [145, 121, 97, 73, 96, 72, 48, 24];
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for rate in &priority {
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if supported_rates.contains(rate) {
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return Self::from_modulation_value(*rate);
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}
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}
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None
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}
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}
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impl Default for FaxCapabilities {
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fn default() -> Self {
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Self {
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resolution: Resolution::Fine,
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page_width: PageWidth::A4,
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page_length: PageLength::A4,
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data_rate: DataRate::V17_14400,
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ecm: true,
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}
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}
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}
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