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pcm_pack: pass an "end" pointer instead of a sample count

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This commit is contained in:
Max Kellermann
2011-10-09 12:48:17 +02:00
parent e93dd374a4
commit a47e9d1a4b
5 changed files with 13 additions and 12 deletions
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12
src/pcm_pack.c
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@@ -35,19 +35,19 @@ pack_sample(uint8_t *dest, const int32_t *src0, bool reverse_endian)
}
void
pcm_pack_24(uint8_t *dest, const int32_t *src, unsigned num_samples,
pcm_pack_24(uint8_t *dest, const int32_t *src, const int32_t *src_end,
bool reverse_endian)
{
/* duplicate loop to help the compiler's optimizer (constant
parameter to the pack_sample() inline function) */
if (G_LIKELY(!reverse_endian)) {
while (num_samples-- > 0) {
while (src < src_end) {
pack_sample(dest, src++, false);
dest += 3;
}
} else {
while (num_samples-- > 0) {
while (src < src_end) {
pack_sample(dest, src++, true);
dest += 3;
}
@@ -73,19 +73,19 @@ unpack_sample(int32_t *dest0, const uint8_t *src, bool reverse_endian)
}
void
pcm_unpack_24(int32_t *dest, const uint8_t *src, unsigned num_samples,
pcm_unpack_24(int32_t *dest, const uint8_t *src, const uint8_t *src_end,
bool reverse_endian)
{
/* duplicate loop to help the compiler's optimizer (constant
parameter to the unpack_sample() inline function) */
if (G_LIKELY(!reverse_endian)) {
while (num_samples-- > 0) {
while (src < src_end) {
unpack_sample(dest++, src, false);
src += 3;
}
} else {
while (num_samples-- > 0) {
while (src < src_end) {
unpack_sample(dest++, src, true);
src += 3;
}