input/logicport: Drop some unneeded allocation checks.

[libsigrok.git] / src / input / raw_analog.c

diff --git a/src/input/raw_analog.c b/src/input/raw_analog.c
index 68ac1c956fdefa6b4c200826507ed47f9b658b98..272250eb2945b06f8a648e9cb24583d13b9139fe 100644 (file)
--- a/src/input/raw_analog.c
+++ b/src/input/raw_analog.c
@@ -31,7 +31,7 @@
 #define LOG_PREFIX "input/raw_analog"
 
 /* How many bytes at a time to process and send to the session bus. */
-#define CHUNK_SIZE             4096
+#define CHUNK_SIZE             (4 * 1024 * 1024)
 #define DEFAULT_NUM_CHANNELS   1
 #define DEFAULT_SAMPLERATE     0
 
@@ -233,9 +233,9 @@ static int end(struct sr_input *in)
 }
 
 static struct sr_option options[] = {
-       { "numchannels", "Number of channels", "Number of channels", NULL, NULL },
-       { "samplerate", "Sample rate", "Sample rate", NULL, NULL },
-       { "format", "Format", "Numeric format", NULL, NULL },
+       { "numchannels", "Number of analog channels", "The number of (analog) channels in the data", NULL, NULL },
+       { "samplerate", "Sample rate (Hz)", "The sample rate of the (analog) data in Hz", NULL, NULL },
+       { "format", "Data format", "The format of the data (data type, signedness, endianness)", NULL, NULL },
        ALL_ZERO
 };
 
@@ -281,7 +281,7 @@ static int reset(struct sr_input *in)
 SR_PRIV struct sr_input_module input_raw_analog = {
        .id = "raw_analog",
        .name = "RAW analog",
-       .desc = "analog signals without header",
+       .desc = "Raw analog data without header",
        .exts = (const char*[]){"raw", "bin", NULL},
        .options = get_options,
        .init = init,