pva_probe: make buffer related pointers and function arguments const

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-12-25 01:54:41 +01:00
parent 59693ed96c
commit 28b9099ac1

View File

@ -32,7 +32,7 @@ typedef struct {
int continue_pes;
} PVAContext;
static int pva_check(uint8_t *p) {
static int pva_check(const uint8_t *p) {
int length = AV_RB16(p + 6);
if (AV_RB16(p) != PVA_MAGIC || !p[2] || p[2] > 2 || p[4] != 0x55 ||
(p[5] & 0xe0) || length > PVA_MAX_PAYLOAD_LENGTH)
@ -41,7 +41,7 @@ static int pva_check(uint8_t *p) {
}
static int pva_probe(AVProbeData * pd) {
unsigned char *buf = pd->buf;
const unsigned char *buf = pd->buf;
int len = pva_check(buf);
if (len < 0)