GstMemory *
gst_droid_media_buffer_allocator_alloc_from_data (GstAllocator * allocator,
GstVideoInfo * info, DroidMediaData * data, DroidMediaBufferCallbacks * cb)
{
GstDroidMediaBufferMemory *mem;
DroidMediaBuffer *buffer;
int format;
GstDroidMediaBufferAllocator *alloc;
if (!GST_IS_DROID_MEDIA_BUFFER_ALLOCATOR (allocator)) {
GST_WARNING_OBJECT (allocator,
"allocator is not the correct allocator for droidmediabuffer");
return NULL;
}
alloc = (GstDroidMediaBufferAllocator *) allocator;
if (info->finfo->format == GST_VIDEO_FORMAT_YV12) {
format = alloc->c.HAL_PIXEL_FORMAT_YV12;
} else if (info->finfo->format == GST_VIDEO_FORMAT_NV21) {
format = alloc->c.HAL_PIXEL_FORMAT_YCrCb_420_SP;
} else {
GST_WARNING_OBJECT (allocator,
"Unknown GStreamer format %s",
gst_video_format_to_string (info->finfo->format));
return NULL;
}
mem = g_slice_new0 (GstDroidMediaBufferMemory);
buffer =
droid_media_buffer_create_from_raw_data (info->width, info->height,
GST_VIDEO_INFO_COMP_STRIDE (info, 0),
GST_VIDEO_INFO_COMP_STRIDE (info, 1), format, data, cb);
if (!buffer) {
GST_ERROR_OBJECT (allocator, "failed to acquire media buffer");
g_slice_free (GstDroidMediaBufferMemory, mem);
return NULL;
}
mem->buffer = buffer;
gst_memory_init (GST_MEMORY_CAST (mem),
GST_MEMORY_FLAG_NO_SHARE | GST_MEMORY_FLAG_NOT_MAPPABLE, allocator, NULL,
0, 0, 0, 0);
GST_DEBUG_OBJECT (allocator, "alloc %p", mem);
return GST_MEMORY_CAST (mem);
}
static gboolean
gst_phoenixsrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
{
GstPhoenixSrc *src = GST_PHOENIX_SRC (bsrc);
GstVideoInfo vinfo;
GstStructure *s = gst_caps_get_structure (caps, 0);
GST_DEBUG_OBJECT (src, "The caps being set are %" GST_PTR_FORMAT, caps);
gst_video_info_from_caps (&vinfo, caps);
if (g_str_equal ("video/x-bayer", gst_structure_get_name (s))) {
gint width;
const gchar *format;
gst_structure_get_int (s, "width", &width);
gst_structure_get_int (s, "height", &src->height);
format = gst_structure_get_string (s, "format");
if (g_str_has_suffix (format, "16"))
src->gst_stride = GST_ROUND_UP_4 (width * 2);
else
src->gst_stride = GST_ROUND_UP_4 (width);
} else if (GST_VIDEO_INFO_FORMAT (&vinfo) != GST_VIDEO_FORMAT_UNKNOWN) {
src->gst_stride = GST_VIDEO_INFO_COMP_STRIDE (&vinfo, 0);
src->height = vinfo.height;
} else {
goto unsupported_caps;
}
return TRUE;
unsupported_caps:
GST_ERROR_OBJECT (src, "Unsupported caps: %" GST_PTR_FORMAT, caps);
return FALSE;
}
gboolean
gst_niimaqsrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
{
GstNiImaqSrc *src = GST_NIIMAQSRC (bsrc);
gboolean res = TRUE;
int depth, ncomps;
GstVideoInfo vinfo;
res = gst_video_info_from_caps (&vinfo, caps);
if (!res) {
GST_WARNING_OBJECT (src, "Unable to parse video info from caps");
return res;
}
src->format = GST_VIDEO_INFO_FORMAT (&vinfo);
src->width = GST_VIDEO_INFO_WIDTH (&vinfo);
src->height = GST_VIDEO_INFO_HEIGHT (&vinfo);
/* this will handle byte alignment (i.e. row multiple of 4 bytes) */
src->framesize = GST_VIDEO_INFO_SIZE (&vinfo);
gst_base_src_set_blocksize (bsrc, src->framesize);
ncomps = GST_VIDEO_INFO_N_COMPONENTS (&vinfo);
depth = GST_VIDEO_INFO_COMP_DEPTH (&vinfo, 0);
/* use this so NI can give us proper byte alignment */
src->rowpixels =
GST_VIDEO_INFO_COMP_STRIDE (&vinfo, 0) / (ncomps * depth / 8);
GST_LOG_OBJECT (src, "Caps set, framesize=%d, rowpixels=%d",
src->framesize, src->rowpixels);
return res;
}
GstMemory *
gst_droid_media_buffer_allocator_alloc_from_data (GstAllocator * allocator,
GstVideoInfo * info, DroidMediaData * data, DroidMediaBufferCallbacks * cb)
{
GstDroidMediaBufferMemory *mem;
DroidMediaBuffer *buffer;
DroidMediaBufferInfo droid_info;
int format_index;
if (!GST_IS_DROID_MEDIA_BUFFER_ALLOCATOR (allocator)) {
GST_WARNING_OBJECT (allocator,
"allocator is not the correct allocator for droidmediabuffer");
return NULL;
}
format_index =
gst_droid_media_buffer_index_of_gst_format (info->finfo->format);
if (format_index == GST_DROID_MEDIA_BUFFER_FORMAT_COUNT) {
GST_WARNING_OBJECT (allocator,
"Unknown GStreamer format %s",
gst_video_format_to_string (info->finfo->format));
return NULL;
}
buffer =
droid_media_buffer_create_from_raw_data (info->width, info->height,
GST_VIDEO_INFO_COMP_STRIDE (info, 0),
GST_VIDEO_INFO_COMP_STRIDE (info, 1),
gst_droid_media_buffer_formats[format_index].hal_format, data, cb);
if (!buffer) {
GST_ERROR_OBJECT (allocator, "failed to acquire media buffer");
return NULL;
}
droid_media_buffer_get_info (buffer, &droid_info);
mem = gst_droid_media_buffer_allocator_alloc_from_buffer (allocator, buffer,
format_index, info->width, info->height, droid_info.stride);
GST_DEBUG_OBJECT (allocator, "alloc %p", mem);
return GST_MEMORY_CAST (mem);
}
void
yadif_filter (GstYadif * yadif, int parity, int tff)
{
int y, i;
const GstVideoInfo *vi = &yadif->video_info;
const GstVideoFormatInfo *vfi = vi->finfo;
for (i = 0; i < GST_VIDEO_FORMAT_INFO_N_COMPONENTS (vfi); i++) {
int w = GST_VIDEO_FORMAT_INFO_SCALE_WIDTH (vfi, i, vi->width);
int h = GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT (vfi, i, vi->height);
int refs = GST_VIDEO_INFO_COMP_STRIDE (vi, i);
int df = GST_VIDEO_INFO_COMP_PSTRIDE (vi, i);
guint8 *prev_data = GST_VIDEO_FRAME_COMP_DATA (&yadif->prev_frame, i);
guint8 *cur_data = GST_VIDEO_FRAME_COMP_DATA (&yadif->cur_frame, i);
guint8 *next_data = GST_VIDEO_FRAME_COMP_DATA (&yadif->next_frame, i);
guint8 *dest_data = GST_VIDEO_FRAME_COMP_DATA (&yadif->dest_frame, i);
for (y = 0; y < h; y++) {
if ((y ^ parity) & 1) {
guint8 *prev = prev_data + y * refs;
guint8 *cur = cur_data + y * refs;
guint8 *next = next_data + y * refs;
guint8 *dst = dest_data + y * refs;
int mode = ((y == 1) || (y + 2 == h)) ? 2 : yadif->mode;
#if HAVE_CPU_X86_64
if (0) {
filter_line_c (dst, prev, cur, next, w,
y + 1 < h ? refs : -refs, y ? -refs : refs, parity ^ tff, mode);
} else {
filter_line_x86_64 (dst, prev, cur, next, w,
y + 1 < h ? refs : -refs, y ? -refs : refs, parity ^ tff, mode);
}
#else
filter_line_c (dst, prev, cur, next, w,
y + 1 < h ? refs : -refs, y ? -refs : refs, parity ^ tff, mode);
#endif
} else {
guint8 *dst = dest_data + y * refs;
guint8 *cur = cur_data + y * refs;
memcpy (dst, cur, w * df);
}
}
}
#if 0
emms_c ();
#endif
}
static gboolean
gst_gaussianblur_set_info (GstVideoFilter * filter, GstCaps * incaps,
GstVideoInfo * in_info, GstCaps * outcaps, GstVideoInfo * out_info)
{
GstGaussianBlur *gb = GST_GAUSSIANBLUR (filter);
guint32 n_elems;
gb->width = GST_VIDEO_INFO_WIDTH (in_info);
gb->height = GST_VIDEO_INFO_HEIGHT (in_info);
/* get stride */
gb->stride = GST_VIDEO_INFO_COMP_STRIDE (in_info, 0);
n_elems = gb->stride * gb->height;
gb->tempim = g_malloc (sizeof (gfloat) * n_elems);
return TRUE;
}
static gboolean
gst_genicamsrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
{
GstGenicamSrc *src = GST_GENICAM_SRC (bsrc);
GstVideoInfo vinfo;
GstStructure *s = gst_caps_get_structure (caps, 0);
GST_DEBUG_OBJECT (src, "The caps being set are %" GST_PTR_FORMAT, caps);
gst_video_info_from_caps (&vinfo, caps);
if (GST_VIDEO_INFO_FORMAT (&vinfo) != GST_VIDEO_FORMAT_UNKNOWN) {
src->gst_stride = GST_VIDEO_INFO_COMP_STRIDE (&vinfo, 0);
} else {
goto unsupported_caps;
}
return TRUE;
unsupported_caps:
GST_ERROR_OBJECT (src, "Unsupported caps: %" GST_PTR_FORMAT, caps);
return FALSE;
}
static GstFlowReturn
gst_inter_video_src_create (GstBaseSrc * src, guint64 offset, guint size,
GstBuffer ** buf)
{
GstInterVideoSrc *intervideosrc = GST_INTER_VIDEO_SRC (src);
GstBuffer *buffer;
GST_DEBUG_OBJECT (intervideosrc, "create");
buffer = NULL;
g_mutex_lock (intervideosrc->surface->mutex);
if (intervideosrc->surface->video_buffer) {
buffer = gst_buffer_ref (intervideosrc->surface->video_buffer);
intervideosrc->surface->video_buffer_count++;
if (intervideosrc->surface->video_buffer_count >= 30) {
gst_buffer_unref (intervideosrc->surface->video_buffer);
intervideosrc->surface->video_buffer = NULL;
}
}
g_mutex_unlock (intervideosrc->surface->mutex);
if (buffer == NULL) {
GstMapInfo map;
buffer =
gst_buffer_new_and_alloc (GST_VIDEO_INFO_SIZE (&intervideosrc->info));
gst_buffer_map (buffer, &map, GST_MAP_WRITE);
memset (map.data, 16, GST_VIDEO_INFO_COMP_STRIDE (&intervideosrc->info, 0) *
GST_VIDEO_INFO_COMP_HEIGHT (&intervideosrc->info, 0));
memset (map.data + GST_VIDEO_INFO_COMP_OFFSET (&intervideosrc->info, 1),
128,
2 * GST_VIDEO_INFO_COMP_STRIDE (&intervideosrc->info, 1) *
GST_VIDEO_INFO_COMP_HEIGHT (&intervideosrc->info, 1));
gst_buffer_unmap (buffer, &map);
}
buffer = gst_buffer_make_writable (buffer);
GST_BUFFER_TIMESTAMP (buffer) =
gst_util_uint64_scale_int (GST_SECOND * intervideosrc->n_frames,
GST_VIDEO_INFO_FPS_D (&intervideosrc->info),
GST_VIDEO_INFO_FPS_N (&intervideosrc->info));
GST_DEBUG_OBJECT (intervideosrc, "create ts %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
GST_BUFFER_DURATION (buffer) =
gst_util_uint64_scale_int (GST_SECOND * (intervideosrc->n_frames + 1),
GST_VIDEO_INFO_FPS_D (&intervideosrc->info),
GST_VIDEO_INFO_FPS_N (&intervideosrc->info)) -
GST_BUFFER_TIMESTAMP (buffer);
GST_BUFFER_OFFSET (buffer) = intervideosrc->n_frames;
GST_BUFFER_OFFSET_END (buffer) = -1;
GST_BUFFER_FLAG_UNSET (buffer, GST_BUFFER_FLAG_DISCONT);
if (intervideosrc->n_frames == 0) {
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_DISCONT);
}
intervideosrc->n_frames++;
*buf = buffer;
return GST_FLOW_OK;
}
static gboolean
gst_genicamsrc_start (GstBaseSrc * bsrc)
{
GstGenicamSrc *src = GST_GENICAM_SRC (bsrc);
GC_ERROR ret;
uint32_t i, num_ifaces, num_devs;
guint32 width, height, bpp, stride;
GstVideoInfo vinfo;
GST_DEBUG_OBJECT (src, "start");
/* bind functions from CTI */
if (!gst_genicamsrc_bind_functions (src)) {
GST_ELEMENT_ERROR (src, LIBRARY, INIT,
("GenTL CTI could not be opened: %s", g_module_error ()), (NULL));
return FALSE;
}
/* initialize library and print info */
ret = GTL_GCInitLib ();
HANDLE_GTL_ERROR ("GenTL Producer library could not be initialized");
gst_genicam_print_gentl_impl_info (src);
/* open GenTL, print info, and update interface list */
ret = GTL_TLOpen (&src->hTL);
HANDLE_GTL_ERROR ("System module failed to open");
gst_genicam_print_system_info (src);
ret = GTL_TLUpdateInterfaceList (src->hTL, NULL, src->timeout);
HANDLE_GTL_ERROR ("Failed to update interface list within timeout");
/* print info for all interfaces and open specified interface */
ret = GTL_TLGetNumInterfaces (src->hTL, &num_ifaces);
HANDLE_GTL_ERROR ("Failed to get number of interfaces");
if (num_ifaces > 0) {
GST_DEBUG_OBJECT (src, "Found %dGenTL interfaces", num_ifaces);
for (i = 0; i < num_ifaces; ++i) {
gst_genicam_print_interface_info (src, i);
}
} else {
GST_ELEMENT_ERROR (src, LIBRARY, FAILED, ("No interfaces found"), (NULL));
goto error;
}
if (!src->interface_id || src->interface_id[0] == 0) {
size_t id_size;
GST_DEBUG_OBJECT (src, "Trying to find interface ID at index %d",
src->interface_index);
ret = GTL_TLGetInterfaceID (src->hTL, src->interface_index, NULL, &id_size);
HANDLE_GTL_ERROR ("Failed to get interface ID at specified index");
if (src->interface_id) {
g_free (src->interface_id);
}
src->interface_id = (gchar *) g_malloc (id_size);
ret =
GTL_TLGetInterfaceID (src->hTL, src->interface_index, src->interface_id,
&id_size);
HANDLE_GTL_ERROR ("Failed to get interface ID at specified index");
}
GST_DEBUG_OBJECT (src, "Trying to open interface '%s'", src->interface_id);
ret = GTL_TLOpenInterface (src->hTL, src->interface_id, &src->hIF);
HANDLE_GTL_ERROR ("Interface module failed to open");
ret = GTL_IFUpdateDeviceList (src->hIF, NULL, src->timeout);
HANDLE_GTL_ERROR ("Failed to update device list within timeout");
/* print info for all devices and open specified device */
ret = GTL_IFGetNumDevices (src->hIF, &num_devs);
HANDLE_GTL_ERROR ("Failed to get number of devices");
if (num_devs > 0) {
for (i = 0; i < num_devs; ++i) {
gst_genicam_print_device_info (src, i);
}
} else {
GST_ELEMENT_ERROR (src, LIBRARY, FAILED,
("No devices found on interface"), (NULL));
goto error;
}
if (!src->device_id || src->device_id[0] == 0) {
size_t id_size;
GST_DEBUG_OBJECT (src, "Trying to find device ID at index %d",
src->device_index);
GTL_IFGetDeviceID (src->hIF, src->device_index, NULL, &id_size);
HANDLE_GTL_ERROR ("Failed to get device ID at specified index");
if (src->device_id) {
g_free (src->device_id);
}
src->device_id = (gchar *) g_malloc (id_size);
GTL_IFGetDeviceID (src->hIF, src->device_index, src->device_id, &id_size);
HANDLE_GTL_ERROR ("Failed to get device ID at specified index");
}
GST_DEBUG_OBJECT (src, "Trying to open device '%s'", src->device_id);
ret =
GTL_IFOpenDevice (src->hIF, src->device_id, DEVICE_ACCESS_CONTROL,
&src->hDEV);
HANDLE_GTL_ERROR ("Failed to open device");
/* find and open specified data stream id */
if (!src->stream_id || src->stream_id[0] == 0) {
size_t id_size;
GST_DEBUG_OBJECT (src, "Trying to find stream ID at index %d",
src->stream_index);
GTL_DevGetDataStreamID (src->hDEV, src->stream_index, NULL, &id_size);
HANDLE_GTL_ERROR ("Failed to get stream ID at specified index");
if (src->stream_id) {
g_free (src->stream_id);
}
src->stream_id = (gchar *) g_malloc (id_size);
GTL_DevGetDataStreamID (src->hDEV, src->stream_index, src->stream_id,
&id_size);
HANDLE_GTL_ERROR ("Failed to get stream ID at specified index");
}
GST_DEBUG_OBJECT (src, "Trying to open data stream '%s'", src->stream_id);
ret = GTL_DevOpenDataStream (src->hDEV, src->stream_id, &src->hDS);
HANDLE_GTL_ERROR ("Failed to open data stream");
{
uint32_t num_urls = 0;
char url[2048];
size_t url_len = sizeof (url);
INFO_DATATYPE datatype;
const uint32_t url_index = 0;
ret = GTL_DevGetPort (src->hDEV, &src->hDevPort);
HANDLE_GTL_ERROR ("Failed to get port on device");
ret = GTL_GCGetNumPortURLs (src->hDevPort, &num_urls);
HANDLE_GTL_ERROR ("Failed to get number of port URLs");
GST_DEBUG_OBJECT (src, "Found %d port URLs", num_urls);
GST_DEBUG_OBJECT (src, "Trying to get URL index %d", url_index);
GTL_GCGetPortURLInfo (src->hDevPort, url_index, URL_INFO_URL, &datatype,
url, &url_len);
HANDLE_GTL_ERROR ("Failed to get URL");
GST_DEBUG_OBJECT (src, "Found URL '%s'", url);
g_assert (url_len > 6);
if (g_str_has_prefix (url, "file")) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("file url not supported yet"), (NULL));
goto error;
} else if (g_str_has_prefix (url, "local")) {
GError *err = NULL;
GMatchInfo *matchInfo;
GRegex *regex;
gchar *filename, *addr_str, *len_str;
uint64_t addr;
size_t len;
gchar *buf;
regex =
g_regex_new
("local:(?:///)?(?<filename>[^;]+);(?<address>[^;]+);(?<length>[^?]+)(?:[?]SchemaVersion=([^&]+))?",
(GRegexCompileFlags) 0, (GRegexMatchFlags) 0, &err);
if (!regex) {
goto error;
}
g_regex_match (regex, url, (GRegexMatchFlags) 0, &matchInfo);
filename = g_match_info_fetch_named (matchInfo, "filename");
addr_str = g_match_info_fetch_named (matchInfo, "address");
len_str = g_match_info_fetch_named (matchInfo, "length");
if (!filename || !addr_str || !len_str) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("Failed to parse local URL"), (NULL));
goto error;
}
addr = g_ascii_strtoull (addr_str, NULL, 16);
len = g_ascii_strtoull (len_str, NULL, 16);
buf = (gchar *) g_malloc (len);
GTL_GCReadPort (src->hDevPort, addr, buf, &len);
HANDLE_GTL_ERROR ("Failed to read XML from port");
if (g_str_has_suffix (filename, "zip")) {
gchar *zipfilepath;
unzFile uf;
unz_file_info64 fileinfo;
gchar xmlfilename[2048];
gchar *xml;
zipfilepath = g_build_filename (g_get_tmp_dir (), filename, NULL);
if (!g_file_set_contents (zipfilepath, buf, len, &err)) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("Failed to write zipped XML to %s", zipfilepath), (NULL));
goto error;
}
uf = unzOpen64 (zipfilepath);
if (!uf) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("Failed to open zipped XML %s", zipfilepath), (NULL));
goto error;
}
//ret = unzGetGlobalInfo64(uf, &gi);
ret =
unzGetCurrentFileInfo64 (uf, &fileinfo, xmlfilename,
sizeof (xmlfilename), NULL, 0, NULL, 0);
if (ret != UNZ_OK) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("Failed to query zip file %s", zipfilepath), (NULL));
goto error;
}
ret = unzOpenCurrentFile (uf);
if (ret != UNZ_OK) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("Failed to extract file %s", xmlfilename), (NULL));
goto error;
}
xml = (gchar *) g_malloc (fileinfo.uncompressed_size);
if (!xml) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("Failed to allocate memory to extract XML file"), (NULL));
goto error;
}
ret = unzReadCurrentFile (uf, xml, fileinfo.uncompressed_size);
if (ret != fileinfo.uncompressed_size) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("Failed to extract XML file %s", xmlfilename), (NULL));
goto error;
}
unzClose (uf);
g_free (zipfilepath);
zipfilepath = g_build_filename (g_get_tmp_dir (), xmlfilename, NULL);
g_file_set_contents (zipfilepath, xml, fileinfo.uncompressed_size,
&err);
g_free (zipfilepath);
g_free (xml);
//GZlibDecompressor *decompress;
//char *unzipped;
//gsize outbuf_size, bytes_read, bytes_written;
//GInputStream *zippedstream, *unzippedstream;
//decompress = g_zlib_decompressor_new (G_ZLIB_COMPRESSOR_FORMAT_ZLIB);
////zippedstream = g_memory_input_stream_new_from_data(buf, len, g_free);
////unzippedstream = g_converter_input_stream_new (zippedstream, G_CONVERTER(decompress));
////g_input_stream_read_all (G_INPUT_STREAM(unzippedstream),
//// g_converter_output_stream
//outbuf_size = 10000000;
//unzipped = (gchar*) g_malloc(outbuf_size);
//g_converter_convert (G_CONVERTER (decompress), buf, len, unzipped, outbuf_size, G_CONVERTER_NO_FLAGS, &bytes_read, &bytes_written, &err);
//GST_DEBUG_OBJECT (src, unzipped);
}
g_free (filename);
g_free (addr_str);
g_free (len_str);
g_free (buf);
} else if (g_str_has_prefix (url, "http")) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY,
("file url not supported yet"), (NULL));
goto error;
}
}
{
// TODO: use Genicam node map for this
guint32 val = 0;
size_t datasize = 4;
ret = GTL_GCReadPort (src->hDevPort, 0x30204, &val, &datasize);
HANDLE_GTL_ERROR ("Failed to get width");
width = GUINT32_FROM_BE (val);
ret = GTL_GCReadPort (src->hDevPort, 0x30224, &val, &datasize);
HANDLE_GTL_ERROR ("Failed to get height");
height = GUINT32_FROM_BE (val);
bpp = 8;
}
if (!gst_genicamsrc_prepare_buffers (src)) {
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY, ("Failed to prepare buffers"),
(NULL));
goto error;
}
{
ret =
GTL_GCRegisterEvent (src->hDS, EVENT_NEW_BUFFER, &src->hNewBufferEvent);
HANDLE_GTL_ERROR ("Failed to register New Buffer event");
}
ret =
GTL_DSStartAcquisition (src->hDS, ACQ_START_FLAGS_DEFAULT,
GENTL_INFINITE);
HANDLE_GTL_ERROR ("Failed to start stream acquisition");
{
// TODO: use Genicam node map for this
guint32 val;
size_t datasize;
/* set AcquisitionMode to Continuous */
val = GUINT32_TO_BE (2);
datasize = sizeof (val);
ret = GTL_GCWritePort (src->hDevPort, 0x40004, &val, &datasize);
HANDLE_GTL_ERROR ("Failed to start device acquisition");
/* send AcquisitionStart command */
val = GUINT32_TO_BE (1);
datasize = sizeof (val);
ret = GTL_GCWritePort (src->hDevPort, 0x40024, &val, &datasize);
HANDLE_GTL_ERROR ("Failed to start device acquisition");
}
/* create caps */
if (src->caps) {
gst_caps_unref (src->caps);
src->caps = NULL;
}
gst_video_info_init (&vinfo);
if (bpp <= 8) {
gst_video_info_set_format (&vinfo, GST_VIDEO_FORMAT_GRAY8, width, height);
src->caps = gst_video_info_to_caps (&vinfo);
} else if (bpp > 8 && bpp <= 16) {
GValue val = G_VALUE_INIT;
GstStructure *s;
if (G_BYTE_ORDER == G_LITTLE_ENDIAN) {
gst_video_info_set_format (&vinfo, GST_VIDEO_FORMAT_GRAY16_LE, width,
height);
} else if (G_BYTE_ORDER == G_BIG_ENDIAN) {
gst_video_info_set_format (&vinfo, GST_VIDEO_FORMAT_GRAY16_BE, width,
height);
}
src->caps = gst_video_info_to_caps (&vinfo);
/* set bpp, extra info for GRAY16 so elements can scale properly */
s = gst_caps_get_structure (src->caps, 0);
g_value_init (&val, G_TYPE_INT);
g_value_set_int (&val, bpp);
gst_structure_set_value (s, "bpp", &val);
g_value_unset (&val);
} else {
GST_ELEMENT_ERROR (src, STREAM, WRONG_TYPE,
("Unknown or unsupported bit depth (%d).", bpp), (NULL));
return FALSE;
}
src->height = vinfo.height;
src->gst_stride = GST_VIDEO_INFO_COMP_STRIDE (&vinfo, 0);
GST_DEBUG_OBJECT (src, "starting acquisition");
//TODO: start acquisition engine
/* TODO: check timestamps on buffers vs start time */
src->acq_start_time =
gst_clock_get_time (gst_element_get_clock (GST_ELEMENT (src)));
return TRUE;
error:
if (src->hDS) {
GTL_DSClose (src->hDS);
src->hDS = NULL;
}
if (src->hDEV) {
GTL_DevClose (src->hDEV);
src->hDEV = NULL;
}
if (src->hIF) {
GTL_IFClose (src->hIF);
src->hIF = NULL;
}
if (src->hTL) {
GTL_TLClose (src->hTL);
src->hTL = NULL;
}
GTL_GCCloseLib ();
return FALSE;
}
static void
gst_pvrvideosink_blit (GstPVRVideoSink * pvrvideosink, GstBuffer * buffer)
{
PVR2DERROR pvr_error;
GstDrawContext *dcontext = pvrvideosink->dcontext;
gint video_width;
gint video_height;
gboolean draw_border = FALSE;
PPVR2D_3DBLT_EXT p_blt_3d;
PVR2DMEMINFO *src_mem;
PVR2DFORMAT pvr_format;
GstVideoRectangle result;
GstPVRMeta *meta;
GstVideoCropMeta *cropmeta;
GST_DEBUG_OBJECT (pvrvideosink, "buffer %p", buffer);
pvr_format =
GST_VIDEO_INFO_FORMAT (&pvrvideosink->info) ==
GST_VIDEO_FORMAT_NV12 ? PVR2D_YUV420_2PLANE : PVR2D_ARGB8888;
g_mutex_lock (pvrvideosink->flow_lock);
if (buffer == NULL)
buffer = pvrvideosink->current_buffer;
if (buffer == NULL)
goto done;
meta = gst_buffer_get_pvr_meta (buffer);
if (G_UNLIKELY (meta == NULL))
goto no_pvr_meta;
src_mem = meta->src_mem;
p_blt_3d = dcontext->p_blt_info;
video_width = GST_VIDEO_SINK_WIDTH (pvrvideosink);
video_height = GST_VIDEO_SINK_HEIGHT (pvrvideosink);
g_mutex_lock (pvrvideosink->dcontext->x_lock);
/* Draw borders when displaying the first frame. After this
draw borders only on expose event or after a size change. */
if (!(pvrvideosink->current_buffer) || pvrvideosink->redraw_borders) {
draw_border = TRUE;
}
/* Store a reference to the last image we put, lose the previous one */
if (buffer && pvrvideosink->current_buffer != buffer) {
if (pvrvideosink->current_buffer) {
GST_LOG_OBJECT (pvrvideosink, "unreffing %p",
pvrvideosink->current_buffer);
gst_buffer_unref (GST_BUFFER_CAST (pvrvideosink->current_buffer));
}
GST_LOG_OBJECT (pvrvideosink, "reffing %p as our current buffer", buffer);
pvrvideosink->current_buffer = gst_buffer_ref (buffer);
}
if (pvrvideosink->keep_aspect) {
GstVideoRectangle src, dst;
src.w = GST_VIDEO_SINK_WIDTH (pvrvideosink);
src.h = GST_VIDEO_SINK_HEIGHT (pvrvideosink);
dst.w = pvrvideosink->render_rect.w;
dst.h = pvrvideosink->render_rect.h;
gst_video_sink_center_rect (src, dst, &result, TRUE);
result.x += pvrvideosink->render_rect.x;
result.y += pvrvideosink->render_rect.y;
} else {
memcpy (&result, &pvrvideosink->render_rect, sizeof (GstVideoRectangle));
}
p_blt_3d->sDst.pSurfMemInfo = &dcontext->dst_mem;
p_blt_3d->sDst.SurfOffset = 0;
p_blt_3d->sDst.Stride = 4 * pvrvideosink->render_params.ui32Stride;
p_blt_3d->sDst.Format = PVR2D_ARGB8888;
p_blt_3d->sDst.SurfWidth = pvrvideosink->xwindow->width;
p_blt_3d->sDst.SurfHeight = pvrvideosink->xwindow->height;
p_blt_3d->rcDest.left = result.x;
p_blt_3d->rcDest.top = result.y;
p_blt_3d->rcDest.right = result.w + result.x;
p_blt_3d->rcDest.bottom = result.h + result.y;
p_blt_3d->sSrc.pSurfMemInfo = src_mem;
p_blt_3d->sSrc.SurfOffset = 0;
p_blt_3d->sSrc.Stride = GST_VIDEO_INFO_COMP_STRIDE (&pvrvideosink->info, 0);
p_blt_3d->sSrc.Format = pvr_format;
p_blt_3d->sSrc.SurfWidth = video_width;
p_blt_3d->sSrc.SurfHeight = video_height;
/* If buffer has crop information, use that */
if ((cropmeta = gst_buffer_get_video_crop_meta (buffer))) {
p_blt_3d->rcSource.left = cropmeta->x;
p_blt_3d->rcSource.top = cropmeta->y;
p_blt_3d->rcSource.right = cropmeta->x + cropmeta->width;
p_blt_3d->rcSource.bottom = cropmeta->y + cropmeta->height;
} else {
p_blt_3d->rcSource.left = 0;
p_blt_3d->rcSource.top = 0;
p_blt_3d->rcSource.right = video_width;
p_blt_3d->rcSource.bottom = video_height;
}
p_blt_3d->hUseCode = NULL;
if (GST_VIDEO_INFO_FORMAT (&pvrvideosink->info) == GST_VIDEO_FORMAT_NV12)
p_blt_3d->bDisableDestInput = TRUE;
else
/* blit fails for RGB without this... not sure why yet... */
p_blt_3d->bDisableDestInput = FALSE;
GST_DEBUG_OBJECT (pvrvideosink, "about to blit");
pvr_error = PVR2DBlt3DExt (pvrvideosink->dcontext->pvr_context,
dcontext->p_blt_info);
if (pvr_error != PVR2D_OK) {
GST_ERROR_OBJECT (pvrvideosink, "Failed to blit. Error : %s",
gst_pvr2d_error_get_string (pvr_error));
goto done;
}
dcontext->wsegl_table->pfnWSEGL_SwapDrawable (dcontext->drawable_handle, 1);
if (draw_border) {
gst_pvrvideosink_xwindow_draw_borders (pvrvideosink, pvrvideosink->xwindow,
result);
pvrvideosink->redraw_borders = FALSE;
}
g_mutex_unlock (pvrvideosink->dcontext->x_lock);
done:
GST_DEBUG_OBJECT (pvrvideosink, "end");
g_mutex_unlock (pvrvideosink->flow_lock);
return;
/* Error cases */
no_pvr_meta:
{
g_mutex_unlock (pvrvideosink->flow_lock);
GST_ERROR_OBJECT (pvrvideosink, "Got a buffer without GstPVRMeta");
return;
}
}
static void
gst_deinterlace_method_setup_impl (GstDeinterlaceMethod * self,
GstVideoInfo * vinfo)
{
gint i;
GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
self->vinfo = vinfo;
self->deinterlace_frame = NULL;
if (GST_VIDEO_INFO_FORMAT (self->vinfo) == GST_VIDEO_FORMAT_UNKNOWN)
return;
for (i = 0; i < 4; i++) {
self->width[i] = GST_VIDEO_INFO_COMP_WIDTH (vinfo, i);
self->height[i] = GST_VIDEO_INFO_COMP_HEIGHT (vinfo, i);
self->offset[i] = GST_VIDEO_INFO_COMP_OFFSET (vinfo, i);
self->row_stride[i] = GST_VIDEO_INFO_COMP_STRIDE (vinfo, i);
self->pixel_stride[i] = GST_VIDEO_INFO_COMP_PSTRIDE (vinfo, i);
}
switch (GST_VIDEO_INFO_FORMAT (self->vinfo)) {
case GST_VIDEO_FORMAT_YUY2:
self->deinterlace_frame = klass->deinterlace_frame_yuy2;
break;
case GST_VIDEO_FORMAT_YVYU:
self->deinterlace_frame = klass->deinterlace_frame_yvyu;
break;
case GST_VIDEO_FORMAT_UYVY:
self->deinterlace_frame = klass->deinterlace_frame_uyvy;
break;
case GST_VIDEO_FORMAT_I420:
self->deinterlace_frame = klass->deinterlace_frame_i420;
break;
case GST_VIDEO_FORMAT_YV12:
self->deinterlace_frame = klass->deinterlace_frame_yv12;
break;
case GST_VIDEO_FORMAT_Y444:
self->deinterlace_frame = klass->deinterlace_frame_y444;
break;
case GST_VIDEO_FORMAT_Y42B:
self->deinterlace_frame = klass->deinterlace_frame_y42b;
break;
case GST_VIDEO_FORMAT_Y41B:
self->deinterlace_frame = klass->deinterlace_frame_y41b;
break;
case GST_VIDEO_FORMAT_AYUV:
self->deinterlace_frame = klass->deinterlace_frame_ayuv;
break;
case GST_VIDEO_FORMAT_NV12:
self->deinterlace_frame = klass->deinterlace_frame_nv12;
break;
case GST_VIDEO_FORMAT_NV21:
self->deinterlace_frame = klass->deinterlace_frame_nv21;
break;
case GST_VIDEO_FORMAT_ARGB:
case GST_VIDEO_FORMAT_xRGB:
self->deinterlace_frame = klass->deinterlace_frame_argb;
break;
case GST_VIDEO_FORMAT_ABGR:
case GST_VIDEO_FORMAT_xBGR:
self->deinterlace_frame = klass->deinterlace_frame_abgr;
break;
case GST_VIDEO_FORMAT_RGBA:
case GST_VIDEO_FORMAT_RGBx:
self->deinterlace_frame = klass->deinterlace_frame_rgba;
break;
case GST_VIDEO_FORMAT_BGRA:
case GST_VIDEO_FORMAT_BGRx:
self->deinterlace_frame = klass->deinterlace_frame_bgra;
break;
case GST_VIDEO_FORMAT_RGB:
self->deinterlace_frame = klass->deinterlace_frame_rgb;
break;
case GST_VIDEO_FORMAT_BGR:
self->deinterlace_frame = klass->deinterlace_frame_bgr;
break;
default:
self->deinterlace_frame = NULL;
break;
}
}
