Formatting fixes.
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@469 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris
parent
5d0589e64e
commit
f006188a87
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@ -31,139 +31,223 @@
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*/
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#include "switch.h"
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#include "g729.h"
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static const char modname[] = "mod_codec_g729";
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struct g729_context {
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struct dec_state decoder_object;
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struct cod_state encoder_object;
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};
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static switch_status switch_g729_init(switch_codec *codec, switch_codec_flag flags,
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const struct switch_codec_settings *codec_settings)
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static const char modname[] = "mod_codec_g729";
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struct g729_context {
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struct dec_state decoder_object;
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struct cod_state encoder_object;
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};
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static switch_status switch_g729_init(switch_codec *codec, switch_codec_flag flags,
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const struct switch_codec_settings *codec_settings)
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{
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struct g729_context *context = NULL;
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int encoding, decoding;
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encoding = (flags & SWITCH_CODEC_FLAG_ENCODE);
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decoding = (flags & SWITCH_CODEC_FLAG_DECODE);
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if (!(encoding || decoding) || (!(context = switch_core_alloc(codec->memory_pool, sizeof(struct g729_context))))) {
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return SWITCH_STATUS_FALSE;
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} else {
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if (encoding) {
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g729_init_coder(&context->encoder_object, 0);
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}
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if (decoding) {
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g729_init_decoder(&context->decoder_object);
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}
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codec->private = context;
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return SWITCH_STATUS_SUCCESS;
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}
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}
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static switch_status switch_g729_destroy(switch_codec *codec)
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struct g729_context *context = NULL;
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int encoding, decoding;
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encoding = (flags & SWITCH_CODEC_FLAG_ENCODE);
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decoding = (flags & SWITCH_CODEC_FLAG_DECODE);
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if (!(encoding || decoding) || (!(context = switch_core_alloc(codec->memory_pool, sizeof(struct g729_context))))) {
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return SWITCH_STATUS_FALSE;
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} else {
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if (encoding) {
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g729_init_coder(&context->encoder_object, 0);
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}
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if (decoding) {
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g729_init_decoder(&context->decoder_object);
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}
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codec->private = context;
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return SWITCH_STATUS_SUCCESS;
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}
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}
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static switch_status switch_g729_destroy(switch_codec *codec)
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{
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codec->private = NULL;
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return SWITCH_STATUS_SUCCESS;
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}
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static switch_status switch_g729_encode(switch_codec *codec,
switch_codec *other_codec,
void *decoded_data,
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size_t decoded_data_len,
int decoded_rate,
void *encoded_data,
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size_t *encoded_data_len,
int *encoded_rate,
unsigned int *flag)
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codec->private = NULL;
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return SWITCH_STATUS_SUCCESS;
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}
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static switch_status switch_g729_encode(switch_codec *codec,
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switch_codec *other_codec,
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void *decoded_data,
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size_t decoded_data_len,
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int decoded_rate,
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void *encoded_data,
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size_t *encoded_data_len,
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int *encoded_rate,
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unsigned int *flag)
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{
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struct g729_context *context = codec->private;
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int cbret = 0;
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if (!context) {
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return SWITCH_STATUS_FALSE;
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}
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if (decoded_data_len % 160 == 0) {
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unsigned int new_len = 0;
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INT16 * ddp = decoded_data;
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char *edp = encoded_data;
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int x;
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int loops = (int) decoded_data_len / 160;
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for (x = 0; x < loops && new_len < *encoded_data_len; x++) {
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g729_coder(&context->encoder_object, ddp, edp, &cbret);
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edp += 10;
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ddp += 80;
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new_len += 10;
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}
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if (new_len <= *encoded_data_len) {
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*encoded_data_len = new_len;
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} else {
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switch_console_printf(SWITCH_CHANNEL_CONSOLE, "buffer overflow!!! %u >= %u\n", new_len, *encoded_data_len);
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return SWITCH_STATUS_FALSE;
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}
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}
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return SWITCH_STATUS_SUCCESS;
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}
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static switch_status switch_g729_decode(switch_codec *codec,
switch_codec *other_codec,
void *encoded_data,
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size_t encoded_data_len,
int encoded_rate,
void *decoded_data,
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size_t *decoded_data_len,
int *decoded_rate,
unsigned int *flag)
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struct g729_context *context = codec->private;
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int cbret = 0;
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if (!context) {
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return SWITCH_STATUS_FALSE;
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}
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if (decoded_data_len % 160 == 0) {
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unsigned int new_len = 0;
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INT16 * ddp = decoded_data;
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char *edp = encoded_data;
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int x;
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int loops = (int) decoded_data_len / 160;
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for (x = 0; x < loops && new_len < *encoded_data_len; x++) {
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g729_coder(&context->encoder_object, ddp, edp, &cbret);
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edp += 10;
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ddp += 80;
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new_len += 10;
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}
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if (new_len <= *encoded_data_len) {
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*encoded_data_len = new_len;
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} else {
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switch_console_printf(SWITCH_CHANNEL_CONSOLE, "buffer overflow!!! %u >= %u\n", new_len, *encoded_data_len);
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return SWITCH_STATUS_FALSE;
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}
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}
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return SWITCH_STATUS_SUCCESS;
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}
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static switch_status switch_g729_decode(switch_codec *codec,
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switch_codec *other_codec,
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void *encoded_data,
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size_t encoded_data_len,
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int encoded_rate,
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void *decoded_data,
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size_t *decoded_data_len,
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int *decoded_rate,
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unsigned int *flag)
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{
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struct g729_context *context = codec->private;
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if (!context) {
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return SWITCH_STATUS_FALSE;
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}
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if (encoded_data_len % 10 == 0) {
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int loops = (int) encoded_data_len / 10;
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char *edp = encoded_data;
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short *ddp = decoded_data;
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int x;
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unsigned int new_len = 0;
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for (x = 0; x < loops && new_len < *decoded_data_len; x++) {
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g729_decoder(&context->decoder_object, ddp, edp, 10);
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ddp += 80;
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edp += 10;
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new_len += 160;
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}
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if (new_len <= *decoded_data_len) {
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*decoded_data_len = new_len;
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} else {
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switch_console_printf(SWITCH_CHANNEL_CONSOLE, "buffer overflow!!!\n");
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return SWITCH_STATUS_FALSE;
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}
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} else {
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switch_console_printf(SWITCH_CHANNEL_CONSOLE, "yo this frame is an odd size [%d]\n", encoded_data_len);
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}
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return SWITCH_STATUS_SUCCESS;
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}
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struct g729_context *context = codec->private;
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if (!context) {
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return SWITCH_STATUS_FALSE;
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}
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if (encoded_data_len % 10 == 0) {
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int loops = (int) encoded_data_len / 10;
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char *edp = encoded_data;
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short *ddp = decoded_data;
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int x;
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unsigned int new_len = 0;
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for (x = 0; x < loops && new_len < *decoded_data_len; x++) {
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g729_decoder(&context->decoder_object, ddp, edp, 10);
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ddp += 80;
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edp += 10;
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new_len += 160;
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}
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if (new_len <= *decoded_data_len) {
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*decoded_data_len = new_len;
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} else {
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switch_console_printf(SWITCH_CHANNEL_CONSOLE, "buffer overflow!!!\n");
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return SWITCH_STATUS_FALSE;
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}
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} else {
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switch_console_printf(SWITCH_CHANNEL_CONSOLE, "yo this frame is an odd size [%d]\n", encoded_data_len);
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}
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return SWITCH_STATUS_SUCCESS;
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}
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/* Registration */
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static const switch_codec_implementation g729_8k_implementation = {
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/*.samples_per_second */ 8000,
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/*.bits_per_second */ 64000,
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/*.microseconds_per_frame */ 20000,
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/*.samples_per_frame */ 160,
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/*.bytes_per_frame */ 320,
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/*.encoded_bytes_per_frame */ 20,
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/*.number_of_channels */ 1,
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/*.pref_frames_per_packet */ 1,
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/*.max_frames_per_packet */ 24,
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/*.init */ switch_g729_init,
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/*.encode */ switch_g729_encode,
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/*.decode */ switch_g729_decode,
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/*.destroy */ switch_g729_destroy,
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static const switch_codec_implementation g729_8k_implementation = {
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/*.samples_per_second */ 8000,
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/*.bits_per_second */ 64000,
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/*.microseconds_per_frame */ 20000,
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/*.samples_per_frame */ 160,
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/*.bytes_per_frame */ 320,
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/*.encoded_bytes_per_frame */ 20,
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/*.number_of_channels */ 1,
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/*.pref_frames_per_packet */ 1,
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/*.max_frames_per_packet */ 24,
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/*.init */ switch_g729_init,
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/*.encode */ switch_g729_encode,
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/*.decode */ switch_g729_decode,
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/*.destroy */ switch_g729_destroy,
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};
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static const switch_codec_interface g729_codec_interface = {
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/*.interface_name */ "g729",
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/*.codec_type */ SWITCH_CODEC_TYPE_AUDIO,
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/*.ianacode */ 18,
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/*.iananame */ "G729",
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/*.implementations */ &g729_8k_implementation,
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static const switch_codec_interface g729_codec_interface = {
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/*.interface_name */ "g729",
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/*.codec_type */ SWITCH_CODEC_TYPE_AUDIO,
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/*.ianacode */ 18,
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/*.iananame */ "G729",
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/*.implementations */ &g729_8k_implementation,
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};
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static switch_loadable_module_interface g729_module_interface = {
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/*.module_name */ modname,
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/*.endpoint_interface */ NULL,
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/*.timer_interface */ NULL,
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/*.dialplan_interface */ NULL,
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/*.codec_interface */ &g729_codec_interface,
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/*.application_interface */ NULL
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static switch_loadable_module_interface g729_module_interface = {
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/*.module_name */ modname,
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/*.endpoint_interface */ NULL,
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/*.timer_interface */ NULL,
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/*.dialplan_interface */ NULL,
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/*.codec_interface */ &g729_codec_interface,
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/*.application_interface */ NULL
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};
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SWITCH_MOD_DECLARE(switch_status) switch_module_load(const switch_loadable_module_interface **interface,
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char *filename)
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SWITCH_MOD_DECLARE(switch_status) switch_module_load(const switch_loadable_module_interface **interface,
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char *filename)
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{
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/* connect my internal structure to the blank pointer passed to me */
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*interface = &g729_module_interface;
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/* indicate that the module should continue to be loaded */
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return SWITCH_STATUS_SUCCESS;
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}
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/* connect my internal structure to the blank pointer passed to me */
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*interface = &g729_module_interface;
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/* indicate that the module should continue to be loaded */
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return SWITCH_STATUS_SUCCESS;
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}
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