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FS-7512: add audio to png

This commit is contained in:
Seven Du 2015-04-08 01:16:26 +08:00 committed by Michael Jerris
parent 8c56410d7f
commit 70953c868b
1 changed files with 26 additions and 1 deletions
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27
src/mod/formats/mod_png/mod_png.c
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@ -23,7 +23,9 @@
*
* Contributor(s):
*
* mod_png -- play a png as video
* Seven Du <dujinfang@gmail.com>
*
* mod_png -- play a png as video, optionally with audio
*
*/
@ -44,6 +46,7 @@ struct png_file_context {
int sent;
int max;
int samples;
switch_file_handle_t *audio_fh;
};
typedef struct png_file_context png_file_context_t;
@ -87,6 +90,7 @@ static switch_status_t png_file_open(switch_file_handle_t *handle, const char *p
context->max = 10000;
if (handle->params) {
const char *audio_file = switch_event_get_header(handle->params, "audio_file");
const char *max = switch_event_get_header(handle->params, "png_ms");
int tmp;
@ -94,6 +98,21 @@ static switch_status_t png_file_open(switch_file_handle_t *handle, const char *p
tmp = atol(max);
context->max = tmp;
}
if (audio_file) {
context->audio_fh = switch_core_alloc(handle->memory_pool, sizeof(*context->audio_fh));
switch_assert(context->audio_fh);
if (switch_core_file_open(context->audio_fh,
audio_file,
handle->channels,
handle->samplerate,
SWITCH_FILE_FLAG_READ | SWITCH_FILE_DATA_SHORT,
NULL) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Failed to open audio file %s\n", audio_file);
context->audio_fh = NULL;
}
}
}
if (context->max) {
@ -120,6 +139,8 @@ static switch_status_t png_file_close(switch_file_handle_t *handle)
switch_img_free(&context->img);
if (context->audio_fh) switch_core_file_close(context->audio_fh);
return SWITCH_STATUS_SUCCESS;
}
@ -128,6 +149,10 @@ static switch_status_t png_file_read(switch_file_handle_t *handle, void *data, s
png_file_context_t *context = (png_file_context_t *)handle->private_info;
if (context->audio_fh) {
return switch_core_file_read(context->audio_fh, data, len);
}
if (!context->img || !context->samples) {
return SWITCH_STATUS_FALSE;
}