[Freeswitch-svn] [commit] r7564 - freeswitch/trunk/src/mod/applications/mod_fsv
Freeswitch SVN
anthm at freeswitch.org
Fri Feb 8 19:37:58 EST 2008
Author: anthm
Date: Fri Feb 8 19:37:58 2008
New Revision: 7564
Added:
freeswitch/trunk/src/mod/applications/mod_fsv/
freeswitch/trunk/src/mod/applications/mod_fsv/Makefile
freeswitch/trunk/src/mod/applications/mod_fsv/mod_fsv.c
Log:
initial check in of fsv
Added: freeswitch/trunk/src/mod/applications/mod_fsv/Makefile
==============================================================================
--- (empty file)
+++ freeswitch/trunk/src/mod/applications/mod_fsv/Makefile Fri Feb 8 19:37:58 2008
@@ -0,0 +1,2 @@
+BASE=../../../..
+include /usr/src/freeswitch.trunk/build/modmake.rules
Added: freeswitch/trunk/src/mod/applications/mod_fsv/mod_fsv.c
==============================================================================
--- (empty file)
+++ freeswitch/trunk/src/mod/applications/mod_fsv/mod_fsv.c Fri Feb 8 19:37:58 2008
@@ -0,0 +1,374 @@
+/*
+ * FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ * Copyright (C) 2005/2006, Anthony Minessale II <anthmct at yahoo.com>
+ *
+ * Version: MPL 1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
+ *
+ * The Initial Developer of the Original Code is
+ * Anthony Minessale II <anthmct at yahoo.com>
+ * Portions created by the Initial Developer are Copyright (C)
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Anthony Minessale II <anthmct at yahoo.com>
+ *
+ * mod_fsv -- FS Video File Format
+ *
+ */
+#include <switch.h>
+
+
+SWITCH_MODULE_LOAD_FUNCTION(mod_fsv_load);
+SWITCH_MODULE_DEFINITION(mod_fsv, mod_fsv_load, NULL, NULL);
+
+#define VID_BIT (1 << 31)
+#define VERSION 4201
+
+struct file_header {
+ int32_t version;
+ char video_codec_name[32];
+ char video_fmtp[128];
+ uint32_t audio_rate;
+ uint32_t audio_ptime;
+ switch_time_t created;
+};
+
+struct record_helper {
+ switch_core_session_t *session;
+ switch_mutex_t *mutex;
+ int fd;
+ int up;
+};
+
+static void *SWITCH_THREAD_FUNC record_video_thread(switch_thread_t *thread, void *obj)
+{
+ struct record_helper *eh = obj;
+ switch_core_session_t *session = eh->session;
+ switch_channel_t *channel = switch_core_session_get_channel(session);
+ switch_status_t status;
+ switch_frame_t *read_frame;
+ int bytes;
+
+ eh->up = 1;
+ while(switch_channel_ready(channel)) {
+ status = switch_core_session_read_video_frame(session, &read_frame, -1, 0);
+
+ if (!SWITCH_READ_ACCEPTABLE(status)) {
+ break;
+ }
+
+ if (switch_test_flag(read_frame, SFF_CNG)) {
+ continue;
+ }
+
+ bytes = read_frame->packetlen |VID_BIT;
+
+ switch_mutex_lock(eh->mutex);
+
+ if (write(eh->fd, &bytes, sizeof(bytes)) != sizeof(bytes)) {
+ switch_mutex_unlock(eh->mutex);
+ break;
+ }
+
+ if (write(eh->fd, read_frame->packet, read_frame->packetlen) != read_frame->packetlen) {
+ switch_mutex_unlock(eh->mutex);
+ break;
+ }
+
+ switch_mutex_unlock(eh->mutex);
+
+ switch_core_session_write_video_frame(session, read_frame, -1, 0);
+ }
+ eh->up = 0;
+ return NULL;
+}
+
+SWITCH_STANDARD_APP(record_fsv_function)
+{
+ switch_status_t status;
+ switch_frame_t *read_frame;
+ switch_channel_t *channel = switch_core_session_get_channel(session);
+ struct record_helper eh = {0};
+ switch_thread_t *thread;
+ switch_threadattr_t *thd_attr = NULL;
+ int fd;
+ switch_mutex_t *mutex = NULL;
+ switch_codec_t codec, *read_codec, *vid_codec;
+
+ switch_channel_answer(channel);
+
+ if ((fd = open((char *)data, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR)) < 0) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Error opening file %s\n", (char *) data);
+ return;
+ }
+
+ switch_channel_answer(channel);
+
+ read_codec = switch_core_session_get_read_codec(session);
+
+ if (switch_core_codec_init(&codec,
+ "L16",
+ NULL,
+ read_codec->implementation->samples_per_second,
+ read_codec->implementation->microseconds_per_frame / 1000,
+ 1, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
+ NULL, switch_core_session_get_pool(session)) == SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Audio Codec Activation Success\n");
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Audio Codec Activation Fail\n");
+ goto end;
+ }
+
+ switch_core_session_set_read_codec(session, &codec);
+
+ if (switch_channel_test_flag(channel, CF_VIDEO)) {
+ struct file_header h;
+ memset(&h, 0, sizeof(h));
+ vid_codec = switch_core_session_get_video_read_codec(session);
+
+ h.version = VERSION;
+ h.created = switch_timestamp_now();
+ switch_set_string(h.video_codec_name, vid_codec->implementation->iananame);
+ switch_set_string(h.video_fmtp, vid_codec->fmtp_in);
+ h.audio_rate = read_codec->implementation->samples_per_second;
+ h.audio_ptime = read_codec->implementation->microseconds_per_frame / 1000;
+
+ if (write(fd, &h, sizeof(h)) != sizeof(h)) {
+ goto end;
+ }
+
+ switch_mutex_init(&mutex, SWITCH_MUTEX_NESTED, switch_core_session_get_pool(session));
+ eh.mutex = mutex;
+ eh.fd = fd;
+ eh.session = session;
+ switch_threadattr_create(&thd_attr, switch_core_session_get_pool(session));
+ switch_threadattr_detach_set(thd_attr, 1);
+ switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
+ switch_thread_create(&thread, thd_attr, record_video_thread, &eh, switch_core_session_get_pool(session));
+ }
+
+
+ while(switch_channel_ready(channel)) {
+
+ status = switch_core_session_read_frame(session, &read_frame, -1, 0);
+
+ if (!SWITCH_READ_ACCEPTABLE(status)) {
+ break;
+ }
+
+ if (switch_test_flag(read_frame, SFF_CNG)) {
+ continue;
+ }
+
+ if (mutex) {
+ switch_mutex_lock(mutex);
+ }
+
+ if (write(fd, &read_frame->datalen, sizeof(read_frame->datalen)) != sizeof(read_frame->datalen)) {
+ if (mutex) {
+ switch_mutex_unlock(mutex);
+ }
+ break;
+ }
+
+ if (write(fd, read_frame->data, read_frame->datalen) != read_frame->datalen) {
+ if (mutex) {
+ switch_mutex_unlock(mutex);
+ }
+ break;
+ }
+
+ if (mutex) {
+ switch_mutex_unlock(mutex);
+ }
+ }
+
+
+ end:
+
+ if (eh.up) {
+ while(eh.up) {
+ switch_yield(1000);
+ }
+ }
+
+ switch_core_session_set_read_codec(session, read_codec);
+ switch_core_codec_destroy(&codec);
+
+}
+
+SWITCH_STANDARD_APP(play_fsv_function)
+{
+ switch_channel_t *channel = switch_core_session_get_channel(session);
+ switch_frame_t write_frame = {0}, vid_frame = {0};
+ int fd = -1;
+ int bytes;
+ switch_codec_t *read_codec = NULL, codec = {0}, vid_codec = {0};
+ unsigned char *aud_buffer;
+ unsigned char *vid_buffer;
+ struct file_header h;
+ uint32_t ts = 0, last = 0;
+ switch_timer_t timer = {0};
+
+ aud_buffer = switch_core_session_alloc(session, SWITCH_RECOMMENDED_BUFFER_SIZE);
+ vid_buffer = switch_core_session_alloc(session, SWITCH_RECOMMENDED_BUFFER_SIZE);
+
+ if ((fd = open((char *)data, O_RDONLY)) < 0) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Error opening file %s\n", (char *) data);
+ return;
+ }
+
+ if (read(fd, &h, sizeof(h)) != sizeof(h)) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "error reading file header\n");
+ goto end;
+ }
+
+ if (h.version != VERSION) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "file version does not match!\n");
+ goto end;
+ }
+
+ switch_channel_set_variable(channel, "sip_force_video_fmtp", h.video_fmtp);
+ switch_channel_answer(channel);
+
+ write_frame.codec = &codec;
+ write_frame.data = aud_buffer;
+ write_frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;
+
+ vid_frame.codec = &vid_codec;
+ vid_frame.packet = vid_buffer;
+ vid_frame.data = vid_buffer + 12;
+ vid_frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE - 12;
+ switch_set_flag((&vid_frame), SFF_RAW_RTP);
+
+ read_codec = switch_core_session_get_read_codec(session);
+
+ if (switch_core_timer_init(&timer, "soft", read_codec->implementation->microseconds_per_frame / 1000,
+ read_codec->implementation->samples_per_frame, switch_core_session_get_pool(session)) != SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "timer Activation Fail\n");
+ goto end;
+ }
+
+ if (switch_core_codec_init(&codec,
+ "L16",
+ NULL,
+ h.audio_rate,
+ h.audio_ptime,
+ 1, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
+ NULL, switch_core_session_get_pool(session)) == SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Audio Codec Activation Success\n");
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Audio Codec Activation Fail\n");
+ goto end;
+ }
+
+ if (switch_core_codec_init(&vid_codec,
+ h.video_codec_name,
+ NULL,
+ 0,
+ 0,
+ 1, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
+ NULL, switch_core_session_get_pool(session)) == SWITCH_STATUS_SUCCESS) {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Video Codec Activation Success\n");
+ } else {
+ switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Video Codec Activation Fail\n");
+ goto end;
+ }
+ switch_core_session_set_read_codec(session, &codec);
+
+ while(switch_channel_ready(channel)) {
+
+ if (read(fd, &bytes, sizeof(bytes)) != sizeof(bytes)) {
+ break;
+ }
+
+ if (bytes & VID_BIT) {
+ switch_rtp_hdr_t *h = vid_frame.packet;
+ bytes &= ~VID_BIT;
+
+ if ((vid_frame.packetlen = read(fd, vid_frame.packet, bytes)) != bytes) {
+ break;
+ }
+
+ ts = ntohl(h->ts);
+ h->pt = vid_codec.implementation->ianacode;
+ if (switch_channel_test_flag(channel, CF_VIDEO)) {
+ switch_core_session_write_video_frame(session, &vid_frame, -1, 0);
+ }
+ if (ts && last && last != ts) {
+ switch_yield(1000);
+ }
+ last = ts;
+ } else {
+ if (bytes > write_frame.buflen) {
+ bytes = write_frame.buflen;
+ }
+ if ((write_frame.datalen = read(fd, write_frame.data, bytes)) <= 0) {
+ break;
+ }
+ switch_core_session_write_frame(session, &write_frame, -1, 0);
+ switch_core_timer_next(&timer);
+ }
+
+ }
+
+ end:
+
+ if (timer.interval) {
+ switch_core_timer_destroy(&timer);
+ }
+
+ if (read_codec) {
+ switch_core_session_set_read_codec(session, read_codec);
+ }
+
+ if (codec.implementation) {
+ switch_core_codec_destroy(&codec);
+ }
+
+ if (vid_codec.implementation) {
+ switch_core_codec_destroy(&vid_codec);
+ }
+
+ if (fd > -1) {
+ close(fd);
+ }
+}
+
+SWITCH_MODULE_LOAD_FUNCTION(mod_fsv_load)
+{
+ switch_application_interface_t *app_interface;
+
+ /* connect my internal structure to the blank pointer passed to me */
+ *module_interface = switch_loadable_module_create_module_interface(pool, modname);
+
+ SWITCH_ADD_APP(app_interface, "play_fsv", "play an fsv file", "play an fsv file", play_fsv_function, "<file>", SAF_NONE);
+ SWITCH_ADD_APP(app_interface, "record_fsv", "record an fsv file", "record an fsv file", record_fsv_function, "<file>", SAF_NONE);
+
+ /* indicate that the module should continue to be loaded */
+ return SWITCH_STATUS_SUCCESS;
+}
+
+/* For Emacs:
+ * Local Variables:
+ * mode:c
+ * indent-tabs-mode:t
+ * tab-width:4
+ * c-basic-offset:4
+ * End:
+ * For VIM:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4 expandtab:
+ */
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