GstFlowReturn got_data(GstPad *pad, GstObject *parent, GstBuffer *buf) { GstTfImpl *This = gst_pad_get_element_private(pad); IMediaSample *sample = (IMediaSample *) gst_mini_object_get_qdata(GST_MINI_OBJECT(buf), g_quark_from_static_string(media_quark_string)); REFERENCE_TIME tStart, tStop; HRESULT hr; TRACE("%p, %p\n", pad, buf); if(!sample){ GstMapInfo info; BYTE *ptr; gst_buffer_map(buf, &info, GST_MAP_READ); hr = BaseOutputPinImpl_GetDeliveryBuffer((BaseOutputPin*)This->tf.ppPins[1], &sample, NULL, NULL, 0); if (FAILED(hr)) { ERR("Could not get output buffer: %08x\n", hr); return GST_FLOW_FLUSHING; } IMediaSample_SetActualDataLength(sample, info.size); IMediaSample_GetPointer(sample, &ptr); memcpy(ptr, info.data, info.size); gst_buffer_unmap(buf, &info); } if (GST_BUFFER_PTS_IS_VALID(buf) && GST_BUFFER_DURATION_IS_VALID(buf)) { tStart = buf->pts / 100; tStop = tStart + buf->duration / 100; IMediaSample_SetTime(sample, &tStart, &tStop); } else IMediaSample_SetTime(sample, NULL, NULL); if (GST_BUFFER_OFFSET_IS_VALID(buf) && GST_BUFFER_OFFSET_END_IS_VALID(buf)) { tStart = buf->offset / 100; tStop = buf->offset_end / 100; IMediaSample_SetMediaTime(sample, &tStart, &tStop); } else IMediaSample_SetMediaTime(sample, NULL, NULL); IMediaSample_SetDiscontinuity(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DISCONT)); IMediaSample_SetPreroll(sample, GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_LIVE)); IMediaSample_SetSyncPoint(sample, !GST_BUFFER_FLAG_IS_SET(buf, GST_BUFFER_FLAG_DELTA_UNIT)); IMediaSample_SetActualDataLength(sample, gst_buffer_get_size(buf)); hr = BaseOutputPinImpl_Deliver((BaseOutputPin*)This->tf.ppPins[1], sample); IMediaSample_Release(sample); gst_buffer_unref(buf); if (FAILED(hr)) return GST_FLOW_FLUSHING; return GST_FLOW_OK; }
char* getGstBufferDataPointer(GstBuffer* buffer) { #ifdef GST_API_VERSION_1 GstMiniObject* miniObject = reinterpret_cast<GstMiniObject*>(buffer); GstMapInfo* mapInfo = static_cast<GstMapInfo*>(gst_mini_object_get_qdata(miniObject, g_quark_from_static_string(webkitGstMapInfoQuarkString))); return reinterpret_cast<char*>(mapInfo->data); #else return reinterpret_cast<char*>(GST_BUFFER_DATA(buffer)); #endif }
static GstBuffer * gst_droidcamsrc_stream_window_get_buffer (buffer_handle_t * handle) { GstMemory *mem; GstBuffer *buff; struct ANativeWindowBuffer *buffer = container_of (handle, struct ANativeWindowBuffer, handle); mem = gst_memory_from_native_buffer (buffer); buff = gst_mini_object_get_qdata (GST_MINI_OBJECT (mem), g_quark_from_string (GST_DROIDCAMSRC_BUFFER_POOL_QDATA)); return buff; }
static void gst_omx_buffer_pool_release_buffer (GstBufferPool * bpool, GstBuffer * buffer) { GstOMXBufferPool *pool = GST_OMX_BUFFER_POOL (bpool); OMX_ERRORTYPE err; GstOMXBuffer *omx_buf; g_assert (pool->component && pool->port); if (!pool->allocating && !pool->deactivated) { omx_buf = gst_mini_object_get_qdata (GST_MINI_OBJECT_CAST (buffer), gst_omx_buffer_data_quark); if (pool->port->port_def.eDir == OMX_DirOutput && !omx_buf->used) { /* Release back to the port, can be filled again */ err = gst_omx_port_release_buffer (pool->port, omx_buf); if (err != OMX_ErrorNone) { GST_ELEMENT_ERROR (pool->element, LIBRARY, SETTINGS, (NULL), ("Failed to relase output buffer to component: %s (0x%08x)", gst_omx_error_to_string (err), err)); } } else if (!omx_buf->used) { /* TODO: Implement. * * If not used (i.e. was not passed to the component) this should do * the same as EmptyBufferDone. * If it is used (i.e. was passed to the component) this should do * nothing until EmptyBufferDone. * * EmptyBufferDone should release the buffer to the pool so it can * be allocated again * * Needs something to call back here in EmptyBufferDone, like keeping * a ref on the buffer in GstOMXBuffer until EmptyBufferDone... which * would ensure that the buffer is always unused when this is called. */ g_assert_not_reached (); GST_BUFFER_POOL_CLASS (gst_omx_buffer_pool_parent_class)->release_buffer (bpool, buffer); } } }
static gboolean gst_v4l2_is_buffer_valid (GstBuffer * buffer, GstV4l2MemoryGroup ** out_group) { GstMemory *mem = gst_buffer_peek_memory (buffer, 0); gboolean valid = FALSE; if (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_TAG_MEMORY)) goto done; if (gst_is_dmabuf_memory (mem)) mem = gst_mini_object_get_qdata (GST_MINI_OBJECT (mem), GST_V4L2_MEMORY_QUARK); if (mem && gst_is_v4l2_memory (mem)) { GstV4l2Memory *vmem = (GstV4l2Memory *) mem; GstV4l2MemoryGroup *group = vmem->group; gint i; if (group->n_mem != gst_buffer_n_memory (buffer)) goto done; for (i = 0; i < group->n_mem; i++) { if (group->mem[i] != gst_buffer_peek_memory (buffer, i)) goto done; if (!gst_memory_is_writable (group->mem[i])) goto done; } valid = TRUE; if (out_group) *out_group = group; } done: return valid; }
static GstVaapiSurface * _get_cached_surface (GstBuffer * buf) { return gst_mini_object_get_qdata (GST_MINI_OBJECT (buf), g_quark_from_static_string ("GstVaapiDMABufSurface")); }
char* getGstBufferDataPointer(GstBuffer* buffer) { GstMiniObject* miniObject = reinterpret_cast<GstMiniObject*>(buffer); GstMapInfo* mapInfo = static_cast<GstMapInfo*>(gst_mini_object_get_qdata(miniObject, g_quark_from_static_string(webkitGstMapInfoQuarkString))); return reinterpret_cast<char*>(mapInfo->data); }
static GstMemory * get_cached_kmsmem (GstMemory * mem) { return gst_mini_object_get_qdata (GST_MINI_OBJECT (mem), g_quark_from_static_string ("kmsmem")); }