ENH: refine the timestamp when using P1P

the timestamp of mjpeg is not accurate
we simulate one

Change-Id: I9198f1ba930994cc4f86e8d3a3c778539d04ccb3

src/slic3r/GUI/Printer/BambuTunnel.h

@@ -23,11 +23,6 @@ extern "C" {
 
 #ifndef __cplusplus
 #include <stdbool.h>
-
-/* We need these workarounds since we're compiling C source, not C++. */
-typedef enum Bambu_StreamType Bambu_StreamType;
-typedef struct Bambu_StreamInfo Bambu_StreamInfo;
-typedef struct Bambu_Sample Bambu_Sample;
 #endif
 
 #ifdef _WIN32
@@ -40,31 +35,33 @@ typedef void* Bambu_Tunnel;
 
 typedef void (*Logger)(void * context, int level, tchar const* msg);
 
-enum Bambu_StreamType
+typedef enum __Bambu_StreamType
 {
     VIDE,
     AUDI
-};
+} Bambu_StreamType;
 
-enum Bambu_VideoSubType
+typedef enum __Bambu_VideoSubType
 {
     AVC1,
-};
+    MJPG,
+} Bambu_VideoSubType;
 
-enum Bambu_AudioSubType
+typedef enum __Bambu_AudioSubType
 {
     MP4A
-};
+} Bambu_AudioSubType;
 
-enum Bambu_FormatType
+typedef enum __Bambu_FormatType
 {
     video_avc_packet,
     video_avc_byte_stream,
+    video_jpeg,
     audio_raw,
     audio_adts
-};
+} Bambu_FormatType;
 
-struct Bambu_StreamInfo
+typedef struct __Bambu_StreamInfo
 {
     Bambu_StreamType type;
     int sub_type;
@@ -84,33 +81,34 @@ struct Bambu_StreamInfo
     } format;
     int format_type;
     int format_size;
+    int max_frame_size;
     unsigned char const * format_buffer;
-};
+} Bambu_StreamInfo;
 
-enum Bambu_SampleFlag
+typedef enum __Bambu_SampleFlag
 {
     f_sync = 1
-};
+} Bambu_SampleFlag;
 
-struct Bambu_Sample
+typedef struct __Bambu_Sample
 {
     int itrack;
     int size;
     int flags;
     unsigned char const * buffer;
     unsigned long long decode_time;
-};
+} Bambu_Sample;
 
-enum Bambu_Error
+typedef enum __Bambu_Error
 {
     Bambu_success,
     Bambu_stream_end,
     Bambu_would_block,
     Bambu_buffer_limit
-};
+} Bambu_Error;
 
 #ifdef BAMBU_DYNAMIC
-struct BambuLib {
+typedef struct __BambuLib {
 #endif
 
 BAMBU_EXPORT int BAMBU_FUNC(Bambu_Create)(Bambu_Tunnel* tunnel, char const* path);
@@ -148,7 +146,7 @@ BAMBU_EXPORT char const* BAMBU_FUNC(Bambu_GetLastErrorMsg)();
 BAMBU_EXPORT void BAMBU_FUNC(Bambu_FreeLogMsg)(tchar const* msg);
 
 #ifdef BAMBU_DYNAMIC
-};
+} BambuLib;
 #endif
 
 #ifdef __cplusplus

src/slic3r/GUI/Printer/PrinterFileSystem.cpp

@@ -910,6 +910,8 @@ StaticBambuLib &StaticBambuLib::get()
     GET_FUNC(Bambu_Create);
     GET_FUNC(Bambu_Open);
     GET_FUNC(Bambu_StartStream);
+    GET_FUNC(Bambu_GetStreamCount);
+    GET_FUNC(Bambu_GetStreamInfo);
     GET_FUNC(Bambu_SendMessage);
     GET_FUNC(Bambu_ReadSample);
     GET_FUNC(Bambu_Close);
@@ -922,6 +924,6 @@ StaticBambuLib &StaticBambuLib::get()
     return lib;
 }
 
-extern "C" struct BambuLib *bambulib_get() {
+extern "C" BambuLib *bambulib_get() {
     return &StaticBambuLib::get();
 }

src/slic3r/GUI/Printer/gstbambusrc.c

@@ -64,8 +64,8 @@ extern "C"
 #else
 extern
 #endif
-struct BambuLib *bambulib_get();
+BambuLib *bambulib_get();
-static struct BambuLib *_lib = NULL;
+BambuLib *_lib = NULL;
 #define BAMBULIB(x) (_lib->x)
 
 #else
@@ -270,7 +270,7 @@ gst_bambusrc_create (GstPushSrc * psrc, GstBuffer ** outbuf)
   GST_DEBUG_OBJECT (src, "create()");
 
   int rv;
-  struct Bambu_Sample sample;
+  Bambu_Sample sample;
 
   if (!src->tnl) {
     return GST_FLOW_ERROR;
@@ -300,12 +300,24 @@ gst_bambusrc_create (GstPushSrc * psrc, GstBuffer ** outbuf)
    * need to feed this in too -- otherwise the GStreamer pipeline gets upset
    * and starts triggering QoS events.
    */
-  if (!src->sttime) {
+  if (src->video_type == AVC1) {
-    src->sttime = sample.decode_time * 100ULL;
+    if (!src->sttime) {
+      src->sttime = sample.decode_time * 100ULL;
+    }
+    GST_BUFFER_DTS(*outbuf) = sample.decode_time * 100ULL - src->sttime;
+    GST_BUFFER_PTS(*outbuf) = GST_CLOCK_TIME_NONE;
+    GST_BUFFER_DURATION(*outbuf) = GST_CLOCK_TIME_NONE;
+  }
+  else {
+    if (!src->sttime) {
+      src->sttime = gst_element_get_current_clock_time((GstElement *)psrc);
+      //if (GST_CLOCK_TIME_NONE == src->sttime)
+      //  src->sttime
+    }
+    GST_BUFFER_DTS(*outbuf) = gst_element_get_current_clock_time((GstElement *)psrc) - src->sttime;
+    GST_BUFFER_PTS(*outbuf) = GST_CLOCK_TIME_NONE;
+    GST_BUFFER_DURATION(*outbuf) = GST_CLOCK_TIME_NONE;
   }
-  GST_BUFFER_DTS(*outbuf) = sample.decode_time * 100ULL - src->sttime;
-  GST_BUFFER_PTS(*outbuf) = GST_CLOCK_TIME_NONE;
-  GST_BUFFER_DURATION(*outbuf) = GST_CLOCK_TIME_NONE;
 
   return GST_FLOW_OK;
 }
@@ -348,7 +360,7 @@ gst_bambusrc_start (GstBaseSrc * bsrc)
     return FALSE;
   }
 
-  int rv;
+  int rv, n = 0;
   while ((rv = BAMBULIB(Bambu_StartStream)(src->tnl, 1 /* video */)) == Bambu_would_block) {
     usleep(100000);
   }
@@ -359,6 +371,21 @@ gst_bambusrc_start (GstBaseSrc * bsrc)
     return FALSE;
   }
 
+  src->video_type = AVC1;
+  n = BAMBULIB(Bambu_GetStreamCount)(src->tnl);
+  GST_INFO_OBJECT (src, "Bambu_GetStreamCount returned stream count=%d",n);
+  for (int i = 0; i < n; ++i) {
+    Bambu_StreamInfo info;
+    BAMBULIB(Bambu_GetStreamInfo)(src->tnl, i, &info);
+
+    GST_INFO_OBJECT (src, "stream %d type=%d, sub_type=%d", i, info.type, info.sub_type);
+    if (info.type == VIDE) {
+      src->video_type = info.sub_type;
+      GST_INFO_OBJECT (src, " width %d height=%d, frame_rate=%d",
+          info.format.video.width, info.format.video.height, info.format.video.frame_rate);
+    }
+  }
+
   src->sttime = 0;
   return TRUE;
 }

src/slic3r/GUI/Printer/gstbambusrc.h

@@ -64,6 +64,7 @@ struct _GstBambuSrc
   gchar *location;
   Bambu_Tunnel tnl;
   GstClockTime sttime;
+  int video_type;
 };
 
 extern void gstbambusrc_register();