package/opencv: bump to version 2.4.13

Removed 0001-ffmpeg30.patch after being applied upstream.
Renumbered remaining patches.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/opencv/0001-ffmpeg30.patch

@@ -1,638 +0,0 @@
-From a61b19b524cd2b66a7c43e67edd7cc780bf46cbb Mon Sep 17 00:00:00 2001
-From: Alexander Alekhin <alexander.alekhin@itseez.com>
-Date: Wed, 2 Mar 2016 17:54:17 +0300
-Subject: [PATCH] backport ffmpeg fixes
-
-Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
-Downloaded from upstream commit:
-https://github.com/Itseez/opencv/commit/a61b19b524cd2b66a7c43e67edd7cc780bf46cbb
----
- modules/highgui/src/cap_ffmpeg_impl.hpp | 364 +++++++++++++++++++++++++++-----
- 1 file changed, 314 insertions(+), 50 deletions(-)
-
-diff --git a/modules/highgui/src/cap_ffmpeg_impl.hpp b/modules/highgui/src/cap_ffmpeg_impl.hpp
-index 1b79870..6df542a 100644
---- a/modules/highgui/src/cap_ffmpeg_impl.hpp
-+++ b/modules/highgui/src/cap_ffmpeg_impl.hpp
-@@ -118,11 +118,6 @@ extern "C" {
- #define CV_WARN(message) fprintf(stderr, "warning: %s (%s:%d)\n", message, __FILE__, __LINE__)
- #endif
- 
--/* PIX_FMT_RGBA32 macro changed in newer ffmpeg versions */
--#ifndef PIX_FMT_RGBA32
--#define PIX_FMT_RGBA32 PIX_FMT_RGB32
--#endif
--
- #define CALC_FFMPEG_VERSION(a,b,c) ( a<<16 | b<<8 | c )
- 
- #if defined WIN32 || defined _WIN32
-@@ -132,6 +127,11 @@ extern "C" {
-     #include <stdio.h>
-     #include <sys/types.h>
-     #include <sys/sysctl.h>
-+    #include <sys/time.h>
-+#if defined __APPLE__
-+    #include <mach/clock.h>
-+    #include <mach/mach.h>
-+#endif
- #endif
- 
- #ifndef MIN
-@@ -156,6 +156,155 @@ extern "C" {
- #  define CV_CODEC(name) name
- #endif
- 
-+#if LIBAVUTIL_BUILD < (LIBAVUTIL_VERSION_MICRO >= 100 \
-+    ? CALC_FFMPEG_VERSION(51, 74, 100) : CALC_FFMPEG_VERSION(51, 42, 0))
-+#define AVPixelFormat PixelFormat
-+#define AV_PIX_FMT_BGR24 PIX_FMT_BGR24
-+#define AV_PIX_FMT_RGB24 PIX_FMT_RGB24
-+#define AV_PIX_FMT_GRAY8 PIX_FMT_GRAY8
-+#define AV_PIX_FMT_YUV422P PIX_FMT_YUV422P
-+#define AV_PIX_FMT_YUV420P PIX_FMT_YUV420P
-+#define AV_PIX_FMT_YUV444P PIX_FMT_YUV444P
-+#define AV_PIX_FMT_YUVJ420P PIX_FMT_YUVJ420P
-+#define AV_PIX_FMT_GRAY16LE PIX_FMT_GRAY16LE
-+#define AV_PIX_FMT_GRAY16BE PIX_FMT_GRAY16BE
-+#endif
-+
-+#if LIBAVUTIL_BUILD >= (LIBAVUTIL_VERSION_MICRO >= 100 \
-+    ? CALC_FFMPEG_VERSION(52, 38, 100) : CALC_FFMPEG_VERSION(52, 13, 0))
-+#define USE_AV_FRAME_GET_BUFFER 1
-+#else
-+#define USE_AV_FRAME_GET_BUFFER 0
-+#ifndef AV_NUM_DATA_POINTERS // required for 0.7.x/0.8.x ffmpeg releases
-+#define AV_NUM_DATA_POINTERS 4
-+#endif
-+#endif
-+
-+
-+#ifndef USE_AV_INTERRUPT_CALLBACK
-+#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(53, 21, 0)
-+#define USE_AV_INTERRUPT_CALLBACK 1
-+#else
-+#define USE_AV_INTERRUPT_CALLBACK 0
-+#endif
-+#endif
-+
-+#if USE_AV_INTERRUPT_CALLBACK
-+#define LIBAVFORMAT_INTERRUPT_TIMEOUT_MS 30000
-+
-+#ifdef WIN32
-+// http://stackoverflow.com/questions/5404277/porting-clock-gettime-to-windows
-+
-+static
-+inline LARGE_INTEGER get_filetime_offset()
-+{
-+    SYSTEMTIME s;
-+    FILETIME f;
-+    LARGE_INTEGER t;
-+
-+    s.wYear = 1970;
-+    s.wMonth = 1;
-+    s.wDay = 1;
-+    s.wHour = 0;
-+    s.wMinute = 0;
-+    s.wSecond = 0;
-+    s.wMilliseconds = 0;
-+    SystemTimeToFileTime(&s, &f);
-+    t.QuadPart = f.dwHighDateTime;
-+    t.QuadPart <<= 32;
-+    t.QuadPart |= f.dwLowDateTime;
-+    return t;
-+}
-+
-+static
-+inline void get_monotonic_time(timespec *tv)
-+{
-+    LARGE_INTEGER           t;
-+    FILETIME				f;
-+    double                  microseconds;
-+    static LARGE_INTEGER    offset;
-+    static double           frequencyToMicroseconds;
-+    static int              initialized = 0;
-+    static BOOL             usePerformanceCounter = 0;
-+
-+    if (!initialized)
-+    {
-+        LARGE_INTEGER performanceFrequency;
-+        initialized = 1;
-+        usePerformanceCounter = QueryPerformanceFrequency(&performanceFrequency);
-+        if (usePerformanceCounter)
-+        {
-+            QueryPerformanceCounter(&offset);
-+            frequencyToMicroseconds = (double)performanceFrequency.QuadPart / 1000000.;
-+        }
-+        else
-+        {
-+            offset = get_filetime_offset();
-+            frequencyToMicroseconds = 10.;
-+        }
-+    }
-+
-+    if (usePerformanceCounter)
-+    {
-+        QueryPerformanceCounter(&t);
-+    } else {
-+        GetSystemTimeAsFileTime(&f);
-+        t.QuadPart = f.dwHighDateTime;
-+        t.QuadPart <<= 32;
-+        t.QuadPart |= f.dwLowDateTime;
-+    }
-+
-+    t.QuadPart -= offset.QuadPart;
-+    microseconds = (double)t.QuadPart / frequencyToMicroseconds;
-+    t.QuadPart = microseconds;
-+    tv->tv_sec = t.QuadPart / 1000000;
-+    tv->tv_nsec = (t.QuadPart % 1000000) * 1000;
-+}
-+#else
-+static
-+inline void get_monotonic_time(timespec *time)
-+{
-+#if defined(__APPLE__) && defined(__MACH__)
-+    clock_serv_t cclock;
-+    mach_timespec_t mts;
-+    host_get_clock_service(mach_host_self(), CALENDAR_CLOCK, &cclock);
-+    clock_get_time(cclock, &mts);
-+    mach_port_deallocate(mach_task_self(), cclock);
-+    time->tv_sec = mts.tv_sec;
-+    time->tv_nsec = mts.tv_nsec;
-+#else
-+    clock_gettime(CLOCK_MONOTONIC, time);
-+#endif
-+}
-+#endif
-+
-+static
-+inline timespec get_monotonic_time_diff(timespec start, timespec end)
-+{
-+    timespec temp;
-+    if (end.tv_nsec - start.tv_nsec < 0)
-+    {
-+        temp.tv_sec = end.tv_sec - start.tv_sec - 1;
-+        temp.tv_nsec = 1000000000 + end.tv_nsec - start.tv_nsec;
-+    }
-+    else
-+    {
-+        temp.tv_sec = end.tv_sec - start.tv_sec;
-+        temp.tv_nsec = end.tv_nsec - start.tv_nsec;
-+    }
-+    return temp;
-+}
-+
-+static
-+inline double get_monotonic_time_diff_ms(timespec time1, timespec time2)
-+{
-+    timespec delta = get_monotonic_time_diff(time1, time2);
-+    double milliseconds = delta.tv_sec * 1000 + (double)delta.tv_nsec / 1000000.0;
-+
-+    return milliseconds;
-+}
-+#endif // USE_AV_INTERRUPT_CALLBACK
-+
- static int get_number_of_cpus(void)
- {
- #if LIBAVFORMAT_BUILD < CALC_FFMPEG_VERSION(52, 111, 0)
-@@ -205,12 +354,36 @@ struct Image_FFMPEG
- };
- 
- 
-+#if USE_AV_INTERRUPT_CALLBACK
-+struct AVInterruptCallbackMetadata
-+{
-+    timespec value;
-+    unsigned int timeout_after_ms;
-+    int timeout;
-+};
-+
-+static
- inline void _opencv_ffmpeg_free(void** ptr)
- {
-     if(*ptr) free(*ptr);
-     *ptr = 0;
- }
- 
-+static
-+inline int _opencv_ffmpeg_interrupt_callback(void *ptr)
-+{
-+    AVInterruptCallbackMetadata* metadata = (AVInterruptCallbackMetadata*)ptr;
-+    assert(metadata);
-+
-+    timespec now;
-+    get_monotonic_time(&now);
-+
-+    metadata->timeout = get_monotonic_time_diff_ms(metadata->value, now) > metadata->timeout_after_ms;
-+
-+    return metadata->timeout ? -1 : 0;
-+}
-+#endif
-+
- 
- struct CvCapture_FFMPEG
- {
-@@ -264,6 +437,10 @@ struct CvCapture_FFMPEG
- #if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(52, 111, 0)
-     AVDictionary *dict;
- #endif
-+
-+#if USE_AV_INTERRUPT_CALLBACK
-+    AVInterruptCallbackMetadata interrupt_metadata;
-+#endif
- };
- 
- void CvCapture_FFMPEG::init()
-@@ -301,8 +478,10 @@ void CvCapture_FFMPEG::close()
- 
-     if( picture )
-     {
--        // FFmpeg and Libav added avcodec_free_frame in different versions.
- #if LIBAVCODEC_BUILD >= (LIBAVCODEC_VERSION_MICRO >= 100 \
-+    ? CALC_FFMPEG_VERSION(55, 45, 101) : CALC_FFMPEG_VERSION(55, 28, 1))
-+        av_frame_free(&picture);
-+#elif LIBAVCODEC_BUILD >= (LIBAVCODEC_VERSION_MICRO >= 100 \
-     ? CALC_FFMPEG_VERSION(54, 59, 100) : CALC_FFMPEG_VERSION(54, 28, 0))
-         avcodec_free_frame(&picture);
- #else
-@@ -333,11 +512,15 @@ void CvCapture_FFMPEG::close()
-         ic = NULL;
-     }
- 
-+#if USE_AV_FRAME_GET_BUFFER
-+    av_frame_unref(&rgb_picture);
-+#else
-     if( rgb_picture.data[0] )
-     {
-         free( rgb_picture.data[0] );
-         rgb_picture.data[0] = 0;
-     }
-+#endif
- 
-     // free last packet if exist
-     if (packet.data) {
-@@ -556,6 +739,16 @@ bool CvCapture_FFMPEG::open( const char* _filename )
- 
-     close();
- 
-+#if USE_AV_INTERRUPT_CALLBACK
-+    /* interrupt callback */
-+    interrupt_metadata.timeout_after_ms = LIBAVFORMAT_INTERRUPT_TIMEOUT_MS;
-+    get_monotonic_time(&interrupt_metadata.value);
-+
-+    ic = avformat_alloc_context();
-+    ic->interrupt_callback.callback = _opencv_ffmpeg_interrupt_callback;
-+    ic->interrupt_callback.opaque = &interrupt_metadata;
-+#endif
-+
- #if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(52, 111, 0)
-     av_dict_set(&dict, "rtsp_transport", "tcp", 0);
-     int err = avformat_open_input(&ic, _filename, NULL, &dict);
-@@ -619,19 +812,18 @@ bool CvCapture_FFMPEG::open( const char* _filename )
- 
-             video_stream = i;
-             video_st = ic->streams[i];
-+#if LIBAVCODEC_BUILD >= (LIBAVCODEC_VERSION_MICRO >= 100 \
-+    ? CALC_FFMPEG_VERSION(55, 45, 101) : CALC_FFMPEG_VERSION(55, 28, 1))
-+            picture = av_frame_alloc();
-+#else
-             picture = avcodec_alloc_frame();
--
--            rgb_picture.data[0] = (uint8_t*)malloc(
--                    avpicture_get_size( PIX_FMT_BGR24,
--                                        enc->width, enc->height ));
--            avpicture_fill( (AVPicture*)&rgb_picture, rgb_picture.data[0],
--                            PIX_FMT_BGR24, enc->width, enc->height );
-+#endif
- 
-             frame.width = enc->width;
-             frame.height = enc->height;
-             frame.cn = 3;
--            frame.step = rgb_picture.linesize[0];
--            frame.data = rgb_picture.data[0];
-+            frame.step = 0;
-+            frame.data = NULL;
-             break;
-         }
-     }
-@@ -668,6 +860,16 @@ bool CvCapture_FFMPEG::grabFrame()
-     // get the next frame
-     while (!valid)
-     {
-+        av_free_packet (&packet);
-+
-+#if USE_AV_INTERRUPT_CALLBACK
-+        if (interrupt_metadata.timeout)
-+        {
-+            valid = false;
-+            break;
-+        }
-+#endif
-+
-         int ret = av_read_frame(ic, &packet);
-         if (ret == AVERROR(EAGAIN)) continue;
- 
-@@ -703,6 +905,11 @@ bool CvCapture_FFMPEG::grabFrame()
-                 picture_pts = packet.pts != AV_NOPTS_VALUE_ && packet.pts != 0 ? packet.pts : packet.dts;
-             frame_number++;
-             valid = true;
-+
-+#if USE_AV_INTERRUPT_CALLBACK
-+            // update interrupt value
-+            get_monotonic_time(&interrupt_metadata.value);
-+#endif
-         }
-         else
-         {
-@@ -727,38 +934,59 @@ bool CvCapture_FFMPEG::retrieveFrame(int, unsigned char** data, int* step, int*
-     if( !video_st || !picture->data[0] )
-         return false;
- 
--    avpicture_fill((AVPicture*)&rgb_picture, rgb_picture.data[0], PIX_FMT_RGB24,
--                   video_st->codec->width, video_st->codec->height);
--
-     if( img_convert_ctx == NULL ||
-         frame.width != video_st->codec->width ||
--        frame.height != video_st->codec->height )
-+        frame.height != video_st->codec->height ||
-+        frame.data == NULL )
-     {
--        if( img_convert_ctx )
--            sws_freeContext(img_convert_ctx);
--
--        frame.width = video_st->codec->width;
--        frame.height = video_st->codec->height;
-+        // Some sws_scale optimizations have some assumptions about alignment of data/step/width/height
-+        // Also we use coded_width/height to workaround problem with legacy ffmpeg versions (like n0.8)
-+        int buffer_width = video_st->codec->coded_width, buffer_height = video_st->codec->coded_height;
- 
-         img_convert_ctx = sws_getCachedContext(
--                NULL,
--                video_st->codec->width, video_st->codec->height,
-+                img_convert_ctx,
-+                buffer_width, buffer_height,
-                 video_st->codec->pix_fmt,
--                video_st->codec->width, video_st->codec->height,
--                PIX_FMT_BGR24,
-+                buffer_width, buffer_height,
-+                AV_PIX_FMT_BGR24,
-                 SWS_BICUBIC,
-                 NULL, NULL, NULL
-                 );
- 
-         if (img_convert_ctx == NULL)
-             return false;//CV_Error(0, "Cannot initialize the conversion context!");
-+
-+#if USE_AV_FRAME_GET_BUFFER
-+        av_frame_unref(&rgb_picture);
-+        rgb_picture.format = AV_PIX_FMT_BGR24;
-+        rgb_picture.width = buffer_width;
-+        rgb_picture.height = buffer_height;
-+        if (0 != av_frame_get_buffer(&rgb_picture, 32))
-+        {
-+            CV_WARN("OutOfMemory");
-+            return false;
-+        }
-+#else
-+        int aligns[AV_NUM_DATA_POINTERS];
-+        avcodec_align_dimensions2(video_st->codec, &buffer_width, &buffer_height, aligns);
-+        rgb_picture.data[0] = (uint8_t*)realloc(rgb_picture.data[0],
-+                avpicture_get_size( AV_PIX_FMT_BGR24,
-+                                    buffer_width, buffer_height ));
-+        avpicture_fill( (AVPicture*)&rgb_picture, rgb_picture.data[0],
-+                        AV_PIX_FMT_BGR24, buffer_width, buffer_height );
-+#endif
-+        frame.width = video_st->codec->width;
-+        frame.height = video_st->codec->height;
-+        frame.cn = 3;
-+        frame.data = rgb_picture.data[0];
-+        frame.step = rgb_picture.linesize[0];
-     }
- 
-     sws_scale(
-             img_convert_ctx,
-             picture->data,
-             picture->linesize,
--            0, video_st->codec->height,
-+            0, video_st->codec->coded_height,
-             rgb_picture.data,
-             rgb_picture.linesize
-             );
-@@ -1099,10 +1327,20 @@ static AVFrame * icv_alloc_picture_FFMPEG(int pix_fmt, int width, int height, bo
-     uint8_t * picture_buf;
-     int size;
- 
-+#if LIBAVCODEC_BUILD >= (LIBAVCODEC_VERSION_MICRO >= 100 \
-+    ? CALC_FFMPEG_VERSION(55, 45, 101) : CALC_FFMPEG_VERSION(55, 28, 1))
-+    picture = av_frame_alloc();
-+#else
-     picture = avcodec_alloc_frame();
-+#endif
-     if (!picture)
-         return NULL;
--    size = avpicture_get_size( (PixelFormat) pix_fmt, width, height);
-+
-+    picture->format = pix_fmt;
-+    picture->width = width;
-+    picture->height = height;
-+
-+    size = avpicture_get_size( (AVPixelFormat) pix_fmt, width, height);
-     if(alloc){
-         picture_buf = (uint8_t *) malloc(size);
-         if (!picture_buf)
-@@ -1111,7 +1349,7 @@ static AVFrame * icv_alloc_picture_FFMPEG(int pix_fmt, int width, int height, bo
-             return NULL;
-         }
-         avpicture_fill((AVPicture *)picture, picture_buf,
--                       (PixelFormat) pix_fmt, width, height);
-+                       (AVPixelFormat) pix_fmt, width, height);
-     }
-     else {
-     }
-@@ -1211,7 +1449,7 @@ static AVStream *icv_add_video_stream_FFMPEG(AVFormatContext *oc,
- #endif
- 
-     c->gop_size = 12; /* emit one intra frame every twelve frames at most */
--    c->pix_fmt = (PixelFormat) pixel_format;
-+    c->pix_fmt = (AVPixelFormat) pixel_format;
- 
-     if (c->codec_id == CV_CODEC(CODEC_ID_MPEG2VIDEO)) {
-         c->max_b_frames = 2;
-@@ -1372,12 +1610,12 @@ bool CvVideoWriter_FFMPEG::writeFrame( const unsigned char* data, int step, int
- #endif
- 
-     // check parameters
--    if (input_pix_fmt == PIX_FMT_BGR24) {
-+    if (input_pix_fmt == AV_PIX_FMT_BGR24) {
-         if (cn != 3) {
-             return false;
-         }
-     }
--    else if (input_pix_fmt == PIX_FMT_GRAY8) {
-+    else if (input_pix_fmt == AV_PIX_FMT_GRAY8) {
-         if (cn != 1) {
-             return false;
-         }
-@@ -1390,13 +1628,13 @@ bool CvVideoWriter_FFMPEG::writeFrame( const unsigned char* data, int step, int
-         assert( input_picture );
-         // let input_picture point to the raw data buffer of 'image'
-         avpicture_fill((AVPicture *)input_picture, (uint8_t *) data,
--                       (PixelFormat)input_pix_fmt, width, height);
-+                       (AVPixelFormat)input_pix_fmt, width, height);
- 
-         if( !img_convert_ctx )
-         {
-             img_convert_ctx = sws_getContext(width,
-                                              height,
--                                             (PixelFormat)input_pix_fmt,
-+                                             (AVPixelFormat)input_pix_fmt,
-                                              c->width,
-                                              c->height,
-                                              c->pix_fmt,
-@@ -1414,7 +1652,7 @@ bool CvVideoWriter_FFMPEG::writeFrame( const unsigned char* data, int step, int
-     }
-     else{
-         avpicture_fill((AVPicture *)picture, (uint8_t *) data,
--                       (PixelFormat)input_pix_fmt, width, height);
-+                       (AVPixelFormat)input_pix_fmt, width, height);
-     }
- 
-     picture->pts = frame_idx;
-@@ -1547,10 +1785,10 @@ bool CvVideoWriter_FFMPEG::open( const char * filename, int fourcc,
- 
-     /* determine optimal pixel format */
-     if (is_color) {
--        input_pix_fmt = PIX_FMT_BGR24;
-+        input_pix_fmt = AV_PIX_FMT_BGR24;
-     }
-     else {
--        input_pix_fmt = PIX_FMT_GRAY8;
-+        input_pix_fmt = AV_PIX_FMT_GRAY8;
-     }
- 
-     /* Lookup codec_id for given fourcc */
-@@ -1587,21 +1825,21 @@ bool CvVideoWriter_FFMPEG::open( const char * filename, int fourcc,
-         break;
- #endif
-     case CV_CODEC(CODEC_ID_HUFFYUV):
--        codec_pix_fmt = PIX_FMT_YUV422P;
-+        codec_pix_fmt = AV_PIX_FMT_YUV422P;
-         break;
-     case CV_CODEC(CODEC_ID_MJPEG):
-     case CV_CODEC(CODEC_ID_LJPEG):
--        codec_pix_fmt = PIX_FMT_YUVJ420P;
-+        codec_pix_fmt = AV_PIX_FMT_YUVJ420P;
-         bitrate_scale = 3;
-         break;
-     case CV_CODEC(CODEC_ID_RAWVIDEO):
--        codec_pix_fmt = input_pix_fmt == PIX_FMT_GRAY8 ||
--                        input_pix_fmt == PIX_FMT_GRAY16LE ||
--                        input_pix_fmt == PIX_FMT_GRAY16BE ? input_pix_fmt : PIX_FMT_YUV420P;
-+        codec_pix_fmt = input_pix_fmt == AV_PIX_FMT_GRAY8 ||
-+                        input_pix_fmt == AV_PIX_FMT_GRAY16LE ||
-+                        input_pix_fmt == AV_PIX_FMT_GRAY16BE ? input_pix_fmt : AV_PIX_FMT_YUV420P;
-         break;
-     default:
-         // good for lossy formats, MPEG, etc.
--        codec_pix_fmt = PIX_FMT_YUV420P;
-+        codec_pix_fmt = AV_PIX_FMT_YUV420P;
-         break;
-     }
- 
-@@ -1826,7 +2064,7 @@ struct OutputMediaStream_FFMPEG
-     void write(unsigned char* data, int size, int keyFrame);
- 
-     // add a video output stream to the container
--    static AVStream* addVideoStream(AVFormatContext *oc, CV_CODEC_ID codec_id, int w, int h, int bitrate, double fps, PixelFormat pixel_format);
-+    static AVStream* addVideoStream(AVFormatContext *oc, CV_CODEC_ID codec_id, int w, int h, int bitrate, double fps, AVPixelFormat pixel_format);
- 
-     AVOutputFormat* fmt_;
-     AVFormatContext* oc_;
-@@ -1873,7 +2111,7 @@ void OutputMediaStream_FFMPEG::close()
-     }
- }
- 
--AVStream* OutputMediaStream_FFMPEG::addVideoStream(AVFormatContext *oc, CV_CODEC_ID codec_id, int w, int h, int bitrate, double fps, PixelFormat pixel_format)
-+AVStream* OutputMediaStream_FFMPEG::addVideoStream(AVFormatContext *oc, CV_CODEC_ID codec_id, int w, int h, int bitrate, double fps, AVPixelFormat pixel_format)
- {
-     #if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(53, 10, 0)
-         AVStream* st = avformat_new_stream(oc, 0);
-@@ -2011,7 +2249,7 @@ bool OutputMediaStream_FFMPEG::open(const char* fileName, int width, int height,
-     oc_->max_delay = (int)(0.7 * AV_TIME_BASE); // This reduces buffer underrun warnings with MPEG
- 
-     // set a few optimal pixel formats for lossless codecs of interest..
--    PixelFormat codec_pix_fmt = PIX_FMT_YUV420P;
-+    AVPixelFormat codec_pix_fmt = AV_PIX_FMT_YUV420P;
-     int bitrate_scale = 64;
- 
-     // TODO -- safe to ignore output audio stream?
-@@ -2150,6 +2388,10 @@ struct InputMediaStream_FFMPEG
-     AVFormatContext* ctx_;
-     int video_stream_id_;
-     AVPacket pkt_;
-+
-+#if USE_AV_INTERRUPT_CALLBACK
-+    AVInterruptCallbackMetadata interrupt_metadata;
-+#endif
- };
- 
- bool InputMediaStream_FFMPEG::open(const char* fileName, int* codec, int* chroma_format, int* width, int* height)
-@@ -2160,6 +2402,16 @@ bool InputMediaStream_FFMPEG::open(const char* fileName, int* codec, int* chroma
-     video_stream_id_ = -1;
-     memset(&pkt_, 0, sizeof(AVPacket));
- 
-+#if USE_AV_INTERRUPT_CALLBACK
-+    /* interrupt callback */
-+    interrupt_metadata.timeout_after_ms = LIBAVFORMAT_INTERRUPT_TIMEOUT_MS;
-+    get_monotonic_time(&interrupt_metadata.value);
-+
-+    ctx_ = avformat_alloc_context();
-+    ctx_->interrupt_callback.callback = _opencv_ffmpeg_interrupt_callback;
-+    ctx_->interrupt_callback.opaque = &interrupt_metadata;
-+#endif
-+
-     #if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(53, 13, 0)
-         avformat_network_init();
-     #endif
-@@ -2220,15 +2472,15 @@ bool InputMediaStream_FFMPEG::open(const char* fileName, int* codec, int* chroma
- 
-             switch (enc->pix_fmt)
-             {
--            case PIX_FMT_YUV420P:
-+            case AV_PIX_FMT_YUV420P:
-                 *chroma_format = ::VideoChromaFormat_YUV420;
-                 break;
- 
--            case PIX_FMT_YUV422P:
-+            case AV_PIX_FMT_YUV422P:
-                 *chroma_format = ::VideoChromaFormat_YUV422;
-                 break;
- 
--            case PIX_FMT_YUV444P:
-+            case AV_PIX_FMT_YUV444P:
-                 *chroma_format = ::VideoChromaFormat_YUV444;
-                 break;
- 
-@@ -2276,11 +2528,23 @@ bool InputMediaStream_FFMPEG::read(unsigned char** data, int* size, int* endOfFi
-     // get the next frame
-     for (;;)
-     {
-+#if USE_AV_INTERRUPT_CALLBACK
-+        if(interrupt_metadata.timeout)
-+        {
-+            break;
-+        }
-+#endif
-+
-         int ret = av_read_frame(ctx_, &pkt_);
- 
-         if (ret == AVERROR(EAGAIN))
-             continue;
- 
-+#if USE_AV_INTERRUPT_CALLBACK
-+        // update interrupt value
-+        get_monotonic_time(&interrupt_metadata.value);
-+#endif
-+
-         if (ret < 0)
-         {
-             if (ret == (int)AVERROR_EOF)

package/opencv/opencv.hash

@@ -1,2 +1,2 @@
 # Locally calculated
-sha256 a4cbcd2d470860b0cf1f8faf504619c18a8ac38fd414c5a88ed3e94c963aa750  opencv-2.4.12.3.tar.gz
+sha256 94ebcca61c30034d5fb16feab8ec12c8a868f5162d20a9f0396f0f5f6d8bbbff  opencv-2.4.13.tar.gz

package/opencv/opencv.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-OPENCV_VERSION = 2.4.12.3
+OPENCV_VERSION = 2.4.13
 OPENCV_SITE = $(call github,itseez,opencv,$(OPENCV_VERSION))
 OPENCV_INSTALL_STAGING = YES
 OPENCV_LICENSE = BSD-3c