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SSTV transmit beta (320x256 24bpp Scottie 2 only)

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This commit is contained in:
furrtek
2017-03-23 04:29:58 +00:00
parent 5b74b83458
commit 6a0bcb9cca
13 changed files with 410 additions and 45 deletions
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20
firmware/common/sstv.hpp
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@@ -19,12 +19,25 @@
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef __SSTV_H__
#define __SSTV_H__
namespace sstv {
#define SSTV_SAMPLERATE 3072000
#define SSTV_DELTA_COEF ((1ULL << 32) / SSTV_SAMPLERATE)
#define SSTV_F2D(f) (uint32_t)((f) * SSTV_DELTA_COEF)
#define SSTV_MS2S(f) (uint32_t)((f) / 1000.0 * (float)SSTV_SAMPLERATE)
#define SSTV_VIS_SS SSTV_F2D(1200)
#define SSTV_VIS_ZERO SSTV_F2D(1300)
#define SSTV_VIS_ONE SSTV_F2D(1100)
struct sstv_tone {
uint16_t frequency;
uint16_t duration;
uint32_t frequency;
uint32_t duration;
};
struct sstv_scanline {
@@ -35,3 +48,4 @@ struct sstv_scanline {
} /* namespace sstv */
#endif/*__SSTV_H__*/