Revision
15503
Author
anthm
Date
2009-11-17 15:40:09 -0600 (Tue, 17 Nov 2009)

Log Message

add append and truncate to audio file api

Modified Paths

Diff

Modified: freeswitch/trunk/src/include/switch_apr.h (15502 => 15503)


--- freeswitch/trunk/src/include/switch_apr.h	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/include/switch_apr.h	2009-11-17 21:40:09 UTC (rev 15503)
@@ -786,6 +786,8 @@
  */
 SWITCH_DECLARE(switch_status_t) switch_file_close(switch_file_t *thefile);
 
+SWITCH_DECLARE(switch_status_t) switch_file_trunc(switch_file_t *thefile, int64_t offset);
+
 SWITCH_DECLARE(switch_status_t) switch_file_lock(switch_file_t *thefile, int type);
 
 /**

Modified: freeswitch/trunk/src/include/switch_core.h (15502 => 15503)


--- freeswitch/trunk/src/include/switch_core.h	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/include/switch_core.h	2009-11-17 21:40:09 UTC (rev 15503)
@@ -1505,6 +1505,10 @@
   \return SWITCH_STATUS_SUCCESS if the file handle was closed
 */
 SWITCH_DECLARE(switch_status_t) switch_core_file_close(_In_ switch_file_handle_t *fh);
+
+SWITCH_DECLARE(switch_status_t) switch_core_file_truncate(switch_file_handle_t *fh, int64_t offset);
+
+
 ///\}
 
 ///\defgroup speech ASR/TTS Functions

Modified: freeswitch/trunk/src/include/switch_module_interfaces.h (15502 => 15503)


--- freeswitch/trunk/src/include/switch_module_interfaces.h	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/include/switch_module_interfaces.h	2009-11-17 21:40:09 UTC (rev 15503)
@@ -262,6 +262,8 @@
 	switch_status_t (*file_open) (switch_file_handle_t *, const char *file_path);
 	/*! function to close the file */
 	switch_status_t (*file_close) (switch_file_handle_t *);
+	/*! function to close the file */
+	switch_status_t (*file_truncate) (switch_file_handle_t *, int64_t offset);
 	/*! function to read from the file */
 	switch_status_t (*file_read) (switch_file_handle_t *, void *data, switch_size_t *len);
 	/*! function to write from the file */

Modified: freeswitch/trunk/src/include/switch_types.h (15502 => 15503)


--- freeswitch/trunk/src/include/switch_types.h	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/include/switch_types.h	2009-11-17 21:40:09 UTC (rev 15503)
@@ -1166,7 +1166,8 @@
 	SWITCH_FILE_OPEN = (1 << 11),
 	SWITCH_FILE_CALLBACK = (1 << 12),
 	SWITCH_FILE_DONE = (1 << 13),
-	SWITCH_FILE_BUFFER_DONE = (1 << 14)
+	SWITCH_FILE_BUFFER_DONE = (1 << 14),
+	SWITCH_FILE_WRITE_APPEND = (1 << 15)
 } switch_file_flag_enum_t;
 typedef uint32_t switch_file_flag_t;
 

Modified: freeswitch/trunk/src/mod/formats/mod_native_file/mod_native_file.c (15502 => 15503)


--- freeswitch/trunk/src/mod/formats/mod_native_file/mod_native_file.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/mod/formats/mod_native_file/mod_native_file.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -57,7 +57,13 @@
 	}
 
 	if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
-		flags |= SWITCH_FOPEN_WRITE | SWITCH_FOPEN_CREATE | SWITCH_FOPEN_TRUNCATE;
+		flags |= SWITCH_FOPEN_WRITE | SWITCH_FOPEN_CREATE;
+		if (switch_test_flag(handle, SWITCH_FILE_WRITE_APPEND)) {
+			flags |= SWITCH_FOPEN_READ;
+		} else {
+			flags |= SWITCH_FOPEN_TRUNCATE;
+		}
+
 	}
 
 	if (switch_test_flag(handle, SWITCH_FILE_FLAG_READ)) {
@@ -69,6 +75,12 @@
 		return SWITCH_STATUS_GENERR;
 	}
 
+	if (switch_test_flag(handle, SWITCH_FILE_WRITE_APPEND)) {
+		int64_t samples = 0;
+		switch_file_seek(context->fd, SEEK_END, &samples);
+		handle->pos = samples;
+	}
+
 	handle->samples = 0;
 	handle->samplerate = 8000;
 	handle->channels = 1;
@@ -84,6 +96,19 @@
 	return SWITCH_STATUS_SUCCESS;
 }
 
+static switch_status_t native_file_file_truncate(switch_file_handle_t *handle, int64_t offset)
+{
+	native_file_context *context = handle->private_info;
+	switch_status_t status;
+
+	if ((status = switch_file_trunc(context->fd, offset)) == SWITCH_STATUS_SUCCESS) {
+		handle->pos = 0;
+	}
+	
+	return status;
+
+}
+
 static switch_status_t native_file_file_close(switch_file_handle_t *handle)
 {
 	native_file_context *context = handle->private_info;
@@ -161,6 +186,7 @@
 	file_interface->extens = supported_formats;
 	file_interface->file_open = native_file_file_open;
 	file_interface->file_close = native_file_file_close;
+	file_interface->file_truncate = native_file_file_truncate;
 	file_interface->file_read = native_file_file_read;
 	file_interface->file_write = native_file_file_write;
 	file_interface->file_seek = native_file_file_seek;

Modified: freeswitch/trunk/src/mod/formats/mod_shout/mod_shout.c (15502 => 15503)


--- freeswitch/trunk/src/mod/formats/mod_shout/mod_shout.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/mod/formats/mod_shout/mod_shout.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -626,6 +626,9 @@
 
 		}
 	} else if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
+		if (switch_test_flag(handle, SWITCH_FILE_WRITE_APPEND)) {
+			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Appending to MP3 not supported.\n");
+		}
 		if (!(context->gfp = lame_init())) {
 			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Could not allocate lame\n");
 			goto error;

Modified: freeswitch/trunk/src/mod/formats/mod_sndfile/mod_sndfile.c (15502 => 15503)


--- freeswitch/trunk/src/mod/formats/mod_sndfile/mod_sndfile.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/mod/formats/mod_sndfile/mod_sndfile.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -83,7 +83,11 @@
 	}
 
 	if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
-		mode += SFM_WRITE;
+		if (switch_test_flag(handle, SWITCH_FILE_WRITE_APPEND)) {
+			mode += SFM_RDWR;
+		} else {
+			mode += SFM_WRITE;
+		}
 	}
 
 	if (!mode) {
@@ -98,8 +102,6 @@
 	map = switch_core_hash_find(globals.format_hash, ext);
 
 	if (mode & SFM_WRITE) {
-		sf_count_t frames = 0;
-
 		context->sfinfo.channels = handle->channels;
 		context->sfinfo.samplerate = handle->samplerate;
 		if (handle->samplerate == 8000 || handle->samplerate == 16000 ||
@@ -107,8 +109,6 @@
 			handle->samplerate == 11025 || handle->samplerate == 22050 || handle->samplerate == 44100) {
 			context->sfinfo.format |= SF_FORMAT_PCM_16;
 		}
-
-		sf_command(context->handle, SFC_FILE_TRUNCATE, &frames, sizeof(frames));
 	}
 
 	if (map) {
@@ -206,6 +206,14 @@
 	handle->speed = 0;
 	handle->private_info = context;
 
+	if (switch_test_flag(handle, SWITCH_FILE_WRITE_APPEND)) {
+		handle->pos = sf_seek(context->handle, 0, SEEK_END);
+	} else {
+		sf_count_t frames = 0;
+		sf_command(context->handle, SFC_FILE_TRUNCATE, &frames, sizeof(frames));
+	}
+
+
   end:
 
 	switch_safe_free(alt_path);
@@ -214,6 +222,14 @@
 	return status;
 }
 
+static switch_status_t sndfile_file_truncate(switch_file_handle_t *handle, int64_t offset)
+{
+	sndfile_context *context = handle->private_info;
+	sf_command(context->handle, SFC_FILE_TRUNCATE, &offset, sizeof(offset));
+	handle->pos = 0;
+	return SWITCH_STATUS_SUCCESS;
+}
+
 static switch_status_t sndfile_file_close(switch_file_handle_t *handle)
 {
 	sndfile_context *context = handle->private_info;
@@ -416,6 +432,7 @@
 	file_interface->extens = supported_formats;
 	file_interface->file_open = sndfile_file_open;
 	file_interface->file_close = sndfile_file_close;
+	file_interface->file_truncate = sndfile_file_truncate;
 	file_interface->file_read = sndfile_file_read;
 	file_interface->file_write = sndfile_file_write;
 	file_interface->file_seek = sndfile_file_seek;

Modified: freeswitch/trunk/src/mod/languages/mod_spidermonkey/mod_spidermonkey.c (15502 => 15503)


--- freeswitch/trunk/src/mod/languages/mod_spidermonkey/mod_spidermonkey.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/mod/languages/mod_spidermonkey/mod_spidermonkey.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -1247,6 +1247,8 @@
 				switch_set_flag(fh, SWITCH_FILE_PAUSE);
 			}
 			return SWITCH_STATUS_SUCCESS;
+		} else if (!strcasecmp(ret, "truncate")) {
+			switch_core_file_truncate(fh, 0);
 		} else if (!strcasecmp(ret, "restart")) {
 			uint32_t pos = 0;
 			fh->speed = 0;

Modified: freeswitch/trunk/src/switch_apr.c (15502 => 15503)


--- freeswitch/trunk/src/switch_apr.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/switch_apr.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -420,6 +420,11 @@
 	return apr_file_close(thefile);
 }
 
+SWITCH_DECLARE(switch_status_t) switch_file_trunc(switch_file_t *thefile, int64_t offset)
+{
+	return apr_file_trunc(thefile, offset);
+}
+
 SWITCH_DECLARE(switch_status_t) switch_file_lock(switch_file_t *thefile, int type)
 {
 	return apr_file_lock(thefile, type);

Modified: freeswitch/trunk/src/switch_core_file.c (15502 => 15503)


--- freeswitch/trunk/src/switch_core_file.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/switch_core_file.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -475,6 +475,36 @@
 	return fh->file_interface->file_get_string(fh, col, string);
 }
 
+SWITCH_DECLARE(switch_status_t) switch_core_file_truncate(switch_file_handle_t *fh, int64_t offset)
+{
+	switch_status_t status;
+	
+	switch_assert(fh != NULL);
+	switch_assert(fh->file_interface != NULL);
+
+	if (!(switch_test_flag(fh, SWITCH_FILE_OPEN) && switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE))) {
+		return SWITCH_STATUS_FALSE;
+	}
+
+	if (!fh->file_interface->file_truncate) {
+		return SWITCH_STATUS_FALSE;
+	}
+
+	if ((status=fh->file_interface->file_truncate(fh, offset)) == SWITCH_STATUS_SUCCESS) {
+		if (fh->buffer) {
+			switch_buffer_zero(fh->buffer);
+		}
+		if (fh->pre_buffer) {
+			switch_buffer_zero(fh->pre_buffer);
+		}
+		fh->samples_out = 0;
+		fh->pos = 0;
+	}
+
+	return status;
+
+}
+
 SWITCH_DECLARE(switch_status_t) switch_core_file_close(switch_file_handle_t *fh)
 {
 	switch_status_t status;

Modified: freeswitch/trunk/src/switch_cpp.cpp (15502 => 15503)


--- freeswitch/trunk/src/switch_cpp.cpp	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/switch_cpp.cpp	2009-11-17 21:40:09 UTC (rev 15503)
@@ -1275,6 +1275,8 @@
 			return SWITCH_STATUS_SUCCESS;
 		} else if (!strcasecmp(result, "stop")) {
 			return SWITCH_STATUS_FALSE;
+		} else if (!strcasecmp(result, "truncate")) {
+			switch_core_file_truncate(fhp, 0);
 		} else if (!strcasecmp(result, "restart")) {
 			unsigned int pos = 0;
 			fhp->speed = 0;

Modified: freeswitch/trunk/src/switch_ivr_async.c (15502 => 15503)


--- freeswitch/trunk/src/switch_ivr_async.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/switch_ivr_async.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -879,7 +879,8 @@
 	uint8_t channels;
 	switch_codec_implementation_t read_impl = {0};
 	struct record_helper *rh = NULL;
-
+	int file_flags = SWITCH_FILE_FLAG_WRITE | SWITCH_FILE_DATA_SHORT;
+	
     switch_core_session_get_read_impl(session, &read_impl);
 
 	if ((status = switch_channel_pre_answer(channel)) != SWITCH_STATUS_SUCCESS) {
@@ -922,7 +923,11 @@
 		flags |= SMBF_ANSWER_REQ;
 	}
 
+	if ((p = switch_channel_get_variable(channel, "RECORD_APPEND")) && switch_true(p)) {
+		file_flags |= SWITCH_FILE_WRITE_APPEND;
+	}
 
+
 	fh->samplerate = 0;
 	if ((vval = switch_channel_get_variable(channel, "record_sample_rate"))) {
 		int tmp = 0;
@@ -971,7 +976,7 @@
 							  file,
 							  channels,
 							  read_impl.actual_samples_per_second,
-							  SWITCH_FILE_FLAG_WRITE | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
+							  file_flags, NULL) != SWITCH_STATUS_SUCCESS) {
 		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Error opening %s\n", file);
 		switch_channel_hangup(channel, SWITCH_CAUSE_DESTINATION_OUT_OF_ORDER);
 		switch_core_session_reset(session, SWITCH_TRUE, SWITCH_TRUE);

Modified: freeswitch/trunk/src/switch_ivr_play_say.c (15502 => 15503)


--- freeswitch/trunk/src/switch_ivr_play_say.c	2009-11-17 21:29:33 UTC (rev 15502)
+++ freeswitch/trunk/src/switch_ivr_play_say.c	2009-11-17 21:40:09 UTC (rev 15503)
@@ -398,6 +398,7 @@
 	unsigned char write_buf[SWITCH_RECOMMENDED_BUFFER_SIZE] = { 0 };
 	switch_event_t *event;
 	int divisor = 0;
+	int file_flags = SWITCH_FILE_FLAG_WRITE | SWITCH_FILE_DATA_SHORT;
 
     switch_core_session_get_read_impl(session, &read_impl);
 
@@ -505,11 +506,16 @@
 		fh->pre_buffer_datalen = SWITCH_DEFAULT_FILE_BUFFER_LEN;
 	}
 
+	if ((p = switch_channel_get_variable(channel, "RECORD_APPEND")) && switch_true(p)) {
+		file_flags |= SWITCH_FILE_WRITE_APPEND;
+	}
+
+
 	if (switch_core_file_open(fh,
 							  file,
 							  fh->channels,
 							  read_impl.actual_samples_per_second,
-							  SWITCH_FILE_FLAG_WRITE | SWITCH_FILE_DATA_SHORT, NULL) != SWITCH_STATUS_SUCCESS) {
+							  file_flags, NULL) != SWITCH_STATUS_SUCCESS) {
 		switch_channel_hangup(channel, SWITCH_CAUSE_DESTINATION_OUT_OF_ORDER);
 		switch_core_session_reset(session, SWITCH_TRUE, SWITCH_TRUE);
 		return SWITCH_STATUS_GENERR;