diff --git a/nx/include/switch/services/capssc.h b/nx/include/switch/services/capssc.h index 6b83d1cb..f02420c9 100644 --- a/nx/include/switch/services/capssc.h +++ b/nx/include/switch/services/capssc.h @@ -35,6 +35,33 @@ Service* capsscGetServiceSession(void); */ Result capsscCaptureRawImageWithTimeout(void* buf, size_t size, ViLayerStack layer_stack, u64 width, u64 height, s64 buffer_count, s64 buffer_index, s64 timeout); +/** + * @brief This takes a raw screenshot, with the screenshot being held until \ref capsscCloseRawScreenShotReadStream is called. + * @note Only available on [3.0.0+]. Requires debug mode. + * @param out_size Pointer to write the size of the captured raw image to. Always 0x384000(1280*720*4). + * @param out_width Pointer to write the width of the captured raw image to. Always 1280. + * @param out_height Pointer to write the height of the captured raw image to. Always 720. + * @param layer_stack \ref ViLayerStack + * @param timeout Timeout in nanoseconds. + */ +Result capsscOpenRawScreenShotReadStream(u64 *out_size, u64 *out_width, u64 *out_height, ViLayerStack layer_stack, s64 timeout); + +/** + * @brief Discards a stream opened by \ref capsscOpenRawScreenShotReadStream. + * @note Only available on [3.0.0+]. Requires debug mode. + */ +Result capsscCloseRawScreenShotReadStream(void); + +/** + * @brief Reads from a stream opened by \ref capsscOpenRawScreenShotReadStream. + * @note Only available on [3.0.0+]. Requires debug mode. + * @param bytes_read Pointer to write the amounts of bytes written to buffer. + * @param buf Output buffer containing the RGBA8 image. + * @param size Size of buf. + * @param offset Offset in image where read should start. + */ +Result capsscReadRawScreenShotReadStream(u64 *bytes_read, void* buf, size_t size, u64 offset); + /** * @brief This takes a screenshot, with the screenshot being written as jpeg into the output buffer. * @note Only available on [9.0.0+]. Requires debug mode before [10.0.0]. diff --git a/nx/source/services/capssc.c b/nx/source/services/capssc.c index 18430164..8336d509 100644 --- a/nx/source/services/capssc.c +++ b/nx/source/services/capssc.c @@ -43,6 +43,49 @@ Result capsscCaptureRawImageWithTimeout(void* buf, size_t size, ViLayerStack lay ); } +Result capsscOpenRawScreenShotReadStream(u64 *out_size, u64 *out_width, u64 *out_height, ViLayerStack layer_stack, s64 timeout) { + if (hosversionBefore(3,0,0)) + return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer); + + const struct { + s32 layer_stack; + u32 pad; + u64 timeout; + } in = {layer_stack, 0, timeout}; + + struct { + u64 size; + u64 width; + u64 height; + } out; + + Result rc = serviceDispatchInOut(&g_capsscSrv, 1201, in, out); + + if (R_SUCCEEDED(rc)) { + if (out_size) *out_size = out.size; + if (out_width) *out_width = out.width; + if (out_height) *out_height = out.height; + } + return rc; +} + +Result capsscCloseRawScreenShotReadStream(void) { + if (hosversionBefore(3,0,0)) + return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer); + + return serviceDispatch(&g_capsscSrv, 1202); +} + +Result capsscReadRawScreenShotReadStream(u64 *bytes_read, void* buf, size_t size, u64 offset) { + if (hosversionBefore(3,0,0)) + return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer); + + return serviceDispatchInOut(&g_capsscSrv, 1203, offset, *bytes_read, + .buffer_attrs = { SfBufferAttr_Out | SfBufferAttr_HipcMapAlias }, + .buffers = { { buf, size } }, + ); +} + Result capsscCaptureJpegScreenShot(u64* out_jpeg_size, void* jpeg_buf, size_t jpeg_buf_size, ViLayerStack layer_stack, s64 timeout) { if (hosversionBefore(9,0,0)) return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);