sbc: Fixed correct handling of frame sizes in the encoder

3 files changed, 7 insertions, 5 deletions

diff --git a/sbc/sbc.c b/sbc/sbc.c
index 650bc2f..8fff277 100644
--- a/sbc/sbc.c
+++ b/sbc/sbc.c
@@ -69,7 +69,7 @@ struct sbc_frame {
 	uint8_t subband_mode;
 	uint8_t subbands;
 	uint8_t bitpool;
-	uint8_t codesize;
+	uint16_t codesize;
 	uint8_t length;
 
 	/* bit number x set means joint stereo has been used in subband x */
@@ -1329,9 +1329,9 @@ int sbc_get_frame_duration(sbc_t *sbc)
 	return (1000000 * blocks * subbands) / frequency;
 }
 
-int sbc_get_codesize(sbc_t *sbc)
+uint16_t sbc_get_codesize(sbc_t *sbc)
 {
-	uint8_t subbands, channels, blocks;
+	uint16_t subbands, channels, blocks;
 	struct sbc_priv *priv;
 
 	priv = sbc->priv;
diff --git a/sbc/sbc.h b/sbc/sbc.h
index 2838b1f..8ac5930 100644
--- a/sbc/sbc.h
+++ b/sbc/sbc.h
@@ -87,7 +87,7 @@ int sbc_encode(sbc_t *sbc, void *input, int input_len, void *output,
 		int output_len, int *written);
 int sbc_get_frame_length(sbc_t *sbc);
 int sbc_get_frame_duration(sbc_t *sbc);
-int sbc_get_codesize(sbc_t *sbc);
+uint16_t sbc_get_codesize(sbc_t *sbc);
 void sbc_finish(sbc_t *sbc);
 
 #ifdef __cplusplus
diff --git a/sbc/sbcenc.c b/sbc/sbcenc.c
index 2a8066e..9cbfb87 100644
--- a/sbc/sbcenc.c
+++ b/sbc/sbcenc.c
@@ -47,7 +47,7 @@ static ssize_t __read(int fd, void *buf, size_t count)
 	while (count > 0) {
 		len = read(fd, buf + pos, count);
 		if (len <= 0)
-			return len;
+			return pos > len ? pos : len;
 
 		count -= len;
 		pos   += len;
@@ -188,6 +188,8 @@ static void encode(char *filename, int subbands, int bitpool, int joint,
 
 		len = sbc_encode(&sbc, input, size,
 					output, sizeof(output), &encoded);
+		if (len <= 0)
+			break;
 		if (len < size)
 			memmove(input, input + len, size - len);