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Move the ownership of the encoded data memchunk into the raop_client.

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This does not seem to fix the pool full messages so I'll have to try and suss that out.

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/coling@2400 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Colin Guthrie 2008-05-11 13:35:01 +00:00
parent 4dd318519f
commit 5eecfa2e3f
2 changed files with 36 additions and 26 deletions
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45
src/modules/rtp/raop_client.c
View file

@ -74,7 +74,7 @@
struct pa_raop_client {
pa_mainloop_api *mainloop;
const char *host;
char *host;
char *sid;
pa_rtsp_client *rtsp;
@ -93,9 +93,10 @@ struct pa_raop_client {
void* userdata;
uint8_t *buffer;
uint32_t buffer_length;
uint8_t *buffer_index;
uint16_t buffer_count;
/*pa_memchunk memchunk;*/
pa_memchunk memchunk;
};
/**
@ -356,6 +357,7 @@ pa_raop_client* pa_raop_client_new(pa_mainloop_api *mainloop, const char* host)
c->mainloop = mainloop;
c->fd = -1;
c->host = pa_xstrdup(host);
pa_memchunk_reset(&c->memchunk);
c->rtsp = pa_rtsp_client_new("iTunes/4.6 (Macintosh; U; PPC Mac OS X 10.3)");
/* Initialise the AES encryption system */
@ -386,6 +388,9 @@ void pa_raop_client_free(pa_raop_client* c)
{
pa_assert(c);
if (c->memchunk.memblock)
pa_memblock_unref(c->memchunk.memblock);
pa_xfree(c->buffer);
pa_rtsp_client_free(c->rtsp);
pa_xfree(c->aes_iv);
pa_xfree(c->aes_nv);
@ -403,9 +408,8 @@ pa_memchunk pa_raop_client_encode_sample(pa_raop_client* c, pa_mempool* mempool,
uint8_t *bp, bpos;
uint8_t *ibp, *maxibp;
int size;
uint8_t *p;
uint8_t *b, *p;
uint16_t bsize;
pa_memchunk rv;
size_t length;
static uint8_t header[] = {
0x24, 0x00, 0x00, 0x00,
@ -427,13 +431,22 @@ pa_memchunk pa_raop_client_encode_sample(pa_raop_client* c, pa_mempool* mempool,
/* Leave 16 bytes extra to allow for the ALAC header which is about 55 bits */
bufmax = length + header_size + 16;
c->buffer = pa_xrealloc(c->buffer, bufmax);
memcpy(c->buffer, header, header_size);
pa_memchunk_reset(&rv);
rv.memblock = pa_memblock_new_user(mempool, c->buffer, (header_size + length), noop, 1);
if (bufmax > c->buffer_length) {
if (c->memchunk.memblock)
pa_memblock_unref(c->memchunk.memblock);
c->buffer = pa_xrealloc(c->buffer, bufmax);
c->buffer_length = bufmax;
pa_log_debug("Creating new memblock");
c->memchunk.memblock = pa_memblock_new_user(mempool, c->buffer, bufmax, noop, 0);
}
c->memchunk.index = 0;
c->memchunk.length = 0;
b = pa_memblock_acquire(c->memchunk.memblock);
memcpy(b, header, header_size);
/* Now write the actual samples */
bp = c->buffer + header_size;
bp = b + header_size;
size = bpos = 0;
bit_writer(&bp,&bpos,&size,1,3); // channel=1, stereo
bit_writer(&bp,&bpos,&size,0,4); // unknown
@ -462,16 +475,20 @@ pa_memchunk pa_raop_client_encode_sample(pa_raop_client* c, pa_mempool* mempool,
raw->length -= 4;
}
pa_memblock_release(raw->memblock);
rv.length = header_size + size;
c->memchunk.length = header_size + size;
/* store the lenght (endian swapped: make this better) */
len = size + header_size - 4;
*(c->buffer + 2) = len >> 8;
*(c->buffer + 3) = len & 0xff;
*(b + 2) = len >> 8;
*(b + 3) = len & 0xff;
/* encrypt our data */
aes_encrypt(c, (c->buffer + header_size), size);
return rv;
aes_encrypt(c, (b + header_size), size);
/* We're done with the chunk */
pa_memblock_release(c->memchunk.memblock);
return c->memchunk;
}