diff options
Diffstat (limited to 'gstreamer_ti_dm81xx/ti_build/gst-openmax/omx/gstomx_mjpegdec.c')
| -rwxr-xr-x | gstreamer_ti_dm81xx/ti_build/gst-openmax/omx/gstomx_mjpegdec.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/gstreamer_ti_dm81xx/ti_build/gst-openmax/omx/gstomx_mjpegdec.c b/gstreamer_ti_dm81xx/ti_build/gst-openmax/omx/gstomx_mjpegdec.c new file mode 100755 index 0000000..0e3cf6c --- /dev/null +++ b/gstreamer_ti_dm81xx/ti_build/gst-openmax/omx/gstomx_mjpegdec.c @@ -0,0 +1,157 @@ +/* + * Copyright (C) 2007-2009 Nokia Corporation. + * + * Author: Felipe Contreras <felipe.contreras@nokia.com> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation + * version 2.1 of the License. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#include "gstomx_mjpegdec.h" +#include "gstomx.h" + +GSTOMX_BOILERPLATE (GstOmxMJPEGDec, gst_omx_mjpegdec, GstOmxBaseVideoDec, GST_OMX_BASE_VIDEODEC_TYPE); + +static GstCaps * +generate_sink_template (void) +{ + GstCaps *caps; + GstStructure *struc; + + caps = gst_caps_new_empty (); + +/* +image/jpeg +format: { I420, Y41B, UYVY, YV12 } +width: [ 0, 2147483647 ] +height: [ 0, 2147483647 ] +interlaced: { true, false } +framerate: [ 0/1, 2147483647/1 ] +parsed: true +*/ + struc = gst_structure_new ("image/jpeg", + "width", GST_TYPE_INT_RANGE, 16, 4096, + "height", GST_TYPE_INT_RANGE, 16, 4096, + "framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, + NULL); + + gst_caps_append_structure (caps, struc); + + return caps; +} + +static void +type_base_init (gpointer g_class) +{ + GstElementClass *element_class; + + element_class = GST_ELEMENT_CLASS (g_class); + + { + GstElementDetails details; + + details.longname = "OpenMAX IL JPEG/MJPEG decoder"; + details.klass = "Codec/Decoder/Video"; + details.description = "Decodes video/images in MJPEG/JPEG format with OpenMAX IL"; + details.author = "Felipe Contreras"; + + gst_element_class_set_details (element_class, &details); + } + + { + GstPadTemplate *template; + + template = gst_pad_template_new ("sink", GST_PAD_SINK, + GST_PAD_ALWAYS, + generate_sink_template ()); + + gst_element_class_add_pad_template (element_class, template); + } +} + +static void +type_class_init (gpointer g_class, + gpointer class_data) +{ +} + +static void +initialize_port (GstOmxBaseFilter *omx_base) +{ + GstOmxBaseVideoDec *self; + GOmxCore *gomx; + OMX_PARAM_PORTDEFINITIONTYPE paramPort; + gint width, height; + GOmxPort *port; + + self = GST_OMX_BASE_VIDEODEC (omx_base); + gomx = (GOmxCore *) omx_base->gomx; + + GST_INFO_OBJECT (omx_base, "begin"); + + GST_DEBUG_OBJECT (self, "G_OMX_PORT_GET_DEFINITION (output)"); + G_OMX_PORT_GET_DEFINITION (omx_base->out_port, ¶mPort); + + width = self->extendedParams.width; + height = self->extendedParams.height; + + paramPort.nPortIndex = 1; + paramPort.nBufferCountActual = 20;//15;//output_buffer_count + paramPort.format.video.nFrameWidth = width; + paramPort.format.video.nFrameHeight = height; + paramPort.format.video.eCompressionFormat = OMX_VIDEO_CodingUnused; + paramPort.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar; + paramPort.format.video.xFramerate = (60) << 16; + + GST_DEBUG_OBJECT (self, "nFrameWidth = %ld, nFrameHeight = %ld, nBufferCountActual = %ld", + paramPort.format.video.nFrameWidth, paramPort.format.video.nFrameHeight, + paramPort.nBufferCountActual); + + GST_DEBUG_OBJECT (self, "G_OMX_PORT_SET_DEFINITION (output)"); + G_OMX_PORT_SET_DEFINITION (omx_base->out_port, ¶mPort); + + G_OMX_PORT_GET_DEFINITION (omx_base->in_port, ¶mPort); + //paramPort.nBufferCountActual = 8; + paramPort.format.video.xFramerate = (60) << 16; + G_OMX_PORT_SET_DEFINITION (omx_base->in_port, ¶mPort); +#if 1 + port = g_omx_core_get_port (gomx, "input", 0); + + GST_DEBUG_OBJECT(self, "SendCommand(PortEnable, %d)", port->port_index); + OMX_SendCommand (g_omx_core_get_handle (port->core), + OMX_CommandPortEnable, port->port_index, NULL); + g_sem_down (port->core->port_sem); + + port = g_omx_core_get_port (gomx, "output", 1); + + GST_DEBUG_OBJECT(self, "SendCommand(PortEnable, %d)", port->port_index); + OMX_SendCommand (g_omx_core_get_handle (port->core), + OMX_CommandPortEnable, port->port_index, NULL); + g_sem_down (port->core->port_sem); +#endif + GST_INFO_OBJECT (omx_base, "end"); +} + +static void +type_instance_init (GTypeInstance *instance, + gpointer g_class) +{ + GstOmxBaseVideoDec *omx_base; + + omx_base = GST_OMX_BASE_VIDEODEC (instance); + + omx_base->compression_format = OMX_VIDEO_CodingMJPEG; + omx_base->initialize_port = initialize_port; +} |