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FS-10050: [core] chromakey add flag to detect keyframe

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Anthony Minessale committed 2017-03-01 11:38:57 -06:00
1 parent 8e08124a75
commit 129f6eb69b
4 files changed
+28 -8
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src/mod/applications/mod_video_filter/mod_video_filter.c
+15 -6
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@@ -56,6 +56,8 @@ typedef struct chromakey_context_s {
int mask_len;
switch_core_session_t *session;
switch_mutex_t *command_mutex;
int patch;
int mod;
} chromakey_context_t;
static void init_context(chromakey_context_t *context)
@@ -85,11 +87,10 @@ static void parse_params(chromakey_context_t *context, int start, int argc, char
int n = argc - start;
int i = start;
switch_core_session_request_video_refresh(context->session);
switch_core_media_gen_key_frame(context->session);
switch_mutex_lock(context->command_mutex);
context->patch = 0;
if (n > 0 && argv[i]) { // color
int j = 0;
char *list[MAX_MASK];
@@ -194,17 +195,18 @@ static void parse_params(chromakey_context_t *context, int start, int argc, char
if (!strcasecmp(argv[i], "patch")) {
*function = "patch:video";
*flags = SMBF_VIDEO_PATCH;
context->patch++;
}
i++;
}
switch_core_session_request_video_refresh(context->session);
context->mod++;
switch_mutex_unlock(context->command_mutex);
switch_core_session_request_video_refresh(context->session);
switch_core_media_gen_key_frame(context->session);
}
@@ -223,6 +225,13 @@ static switch_status_t video_thread_callback(switch_core_session_t *session, swi
return SWITCH_STATUS_SUCCESS;
}
if (!context->patch && context->mod && !switch_test_flag(frame, SFF_IS_KEYFRAME)) {
switch_core_session_request_video_refresh(context->session);
return SWITCH_STATUS_SUCCESS;
}
context->mod = 0;
if (switch_mutex_trylock(context->command_mutex) != SWITCH_STATUS_SUCCESS) {
switch_img_patch(frame->img, context->last_img, 0, 0);
return SWITCH_STATUS_SUCCESS;