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302 lines
8.5 KiB
C
302 lines
8.5 KiB
C
/*
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* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include "gstomxh263enc.h"
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GST_DEBUG_CATEGORY_STATIC (gst_omx_h263_enc_debug_category);
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#define GST_CAT_DEFAULT gst_omx_h263_enc_debug_category
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/* prototypes */
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static gboolean gst_omx_h263_enc_set_format (GstOMXVideoEnc * enc,
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GstOMXPort * port, GstVideoCodecState * state);
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static GstCaps *gst_omx_h263_enc_get_caps (GstOMXVideoEnc * enc,
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GstOMXPort * port, GstVideoCodecState * state);
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enum
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{
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PROP_0
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};
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/* class initialization */
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#define DEBUG_INIT \
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GST_DEBUG_CATEGORY_INIT (gst_omx_h263_enc_debug_category, "omxh263enc", 0, \
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"debug category for gst-omx video encoder base class");
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G_DEFINE_TYPE_WITH_CODE (GstOMXH263Enc, gst_omx_h263_enc,
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GST_TYPE_OMX_VIDEO_ENC, DEBUG_INIT);
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static void
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gst_omx_h263_enc_class_init (GstOMXH263EncClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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GstOMXVideoEncClass *videoenc_class = GST_OMX_VIDEO_ENC_CLASS (klass);
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videoenc_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_h263_enc_set_format);
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videoenc_class->get_caps = GST_DEBUG_FUNCPTR (gst_omx_h263_enc_get_caps);
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videoenc_class->cdata.default_src_template_caps = "video/x-h263, "
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"width=(int) [ 16, 4096 ], " "height=(int) [ 16, 4096 ]";
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gst_element_class_set_static_metadata (element_class,
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"OpenMAX H.263 Video Encoder",
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"Codec/Encoder/Video",
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"Encode H.263 video streams",
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"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
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gst_omx_set_default_role (&videoenc_class->cdata, "video_encoder.h263");
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}
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static void
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gst_omx_h263_enc_init (GstOMXH263Enc * self)
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{
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}
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static gboolean
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gst_omx_h263_enc_set_format (GstOMXVideoEnc * enc, GstOMXPort * port,
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GstVideoCodecState * state)
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{
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GstOMXH263Enc *self = GST_OMX_H263_ENC (enc);
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GstCaps *peercaps;
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OMX_PARAM_PORTDEFINITIONTYPE port_def;
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OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
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OMX_ERRORTYPE err;
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guint profile_id, level_id;
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gst_omx_port_get_port_definition (GST_OMX_VIDEO_ENC (self)->enc_out_port,
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&port_def);
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port_def.format.video.eCompressionFormat = OMX_VIDEO_CodingH263;
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err =
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gst_omx_port_update_port_definition (GST_OMX_VIDEO_ENC
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(self)->enc_out_port, &port_def);
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if (err != OMX_ErrorNone)
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return FALSE;
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GST_OMX_INIT_STRUCT (¶m);
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param.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index;
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err =
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gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc,
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OMX_IndexParamVideoProfileLevelCurrent, ¶m);
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if (err != OMX_ErrorNone) {
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GST_WARNING_OBJECT (self,
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"Getting profile/level not supported by component");
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return TRUE;
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}
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peercaps = gst_pad_peer_query_caps (GST_VIDEO_ENCODER_SRC_PAD (enc),
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gst_pad_get_pad_template_caps (GST_VIDEO_ENCODER_SRC_PAD (enc)));
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if (peercaps) {
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GstStructure *s;
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if (gst_caps_is_empty (peercaps)) {
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gst_caps_unref (peercaps);
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GST_ERROR_OBJECT (self, "Empty caps");
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return FALSE;
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}
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s = gst_caps_get_structure (peercaps, 0);
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if (gst_structure_get_uint (s, "profile", &profile_id)) {
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switch (profile_id) {
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case 0:
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param.eProfile = OMX_VIDEO_H263ProfileBaseline;
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break;
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case 1:
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param.eProfile = OMX_VIDEO_H263ProfileH320Coding;
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break;
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case 2:
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param.eProfile = OMX_VIDEO_H263ProfileBackwardCompatible;
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break;
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case 3:
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param.eProfile = OMX_VIDEO_H263ProfileISWV2;
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break;
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case 4:
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param.eProfile = OMX_VIDEO_H263ProfileISWV3;
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break;
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case 5:
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param.eProfile = OMX_VIDEO_H263ProfileHighCompression;
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break;
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case 6:
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param.eProfile = OMX_VIDEO_H263ProfileInternet;
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break;
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case 7:
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param.eProfile = OMX_VIDEO_H263ProfileInterlace;
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break;
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case 8:
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param.eProfile = OMX_VIDEO_H263ProfileHighLatency;
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break;
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default:
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goto unsupported_profile;
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}
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}
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if (gst_structure_get_uint (s, "level", &level_id)) {
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switch (level_id) {
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case 10:
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param.eLevel = OMX_VIDEO_H263Level10;
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break;
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case 20:
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param.eLevel = OMX_VIDEO_H263Level20;
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break;
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case 30:
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param.eLevel = OMX_VIDEO_H263Level30;
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break;
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case 40:
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param.eLevel = OMX_VIDEO_H263Level40;
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break;
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case 50:
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param.eLevel = OMX_VIDEO_H263Level50;
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break;
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case 60:
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param.eLevel = OMX_VIDEO_H263Level60;
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break;
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case 70:
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param.eLevel = OMX_VIDEO_H263Level70;
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break;
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default:
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goto unsupported_level;
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}
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}
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gst_caps_unref (peercaps);
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}
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err =
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gst_omx_component_set_parameter (GST_OMX_VIDEO_ENC (self)->enc,
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OMX_IndexParamVideoProfileLevelCurrent, ¶m);
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if (err == OMX_ErrorUnsupportedIndex) {
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GST_WARNING_OBJECT (self,
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"Setting profile/level not supported by component");
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} else if (err != OMX_ErrorNone) {
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GST_ERROR_OBJECT (self,
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"Error setting profile %u and level %u: %s (0x%08x)",
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(guint) param.eProfile, (guint) param.eLevel,
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gst_omx_error_to_string (err), err);
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return FALSE;
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}
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return TRUE;
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unsupported_profile:
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GST_ERROR_OBJECT (self, "Unsupported profile %u", profile_id);
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gst_caps_unref (peercaps);
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return FALSE;
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unsupported_level:
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GST_ERROR_OBJECT (self, "Unsupported level %u", level_id);
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gst_caps_unref (peercaps);
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return FALSE;
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}
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static GstCaps *
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gst_omx_h263_enc_get_caps (GstOMXVideoEnc * enc, GstOMXPort * port,
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GstVideoCodecState * state)
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{
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GstOMXH263Enc *self = GST_OMX_H263_ENC (enc);
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GstCaps *caps;
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OMX_ERRORTYPE err;
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OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
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guint profile, level;
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caps = gst_caps_new_empty_simple ("video/x-h263");
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GST_OMX_INIT_STRUCT (¶m);
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param.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index;
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err =
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gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc,
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OMX_IndexParamVideoProfileLevelCurrent, ¶m);
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if (err != OMX_ErrorNone && err != OMX_ErrorUnsupportedIndex) {
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gst_caps_unref (caps);
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return NULL;
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}
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if (err == OMX_ErrorNone) {
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switch (param.eProfile) {
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case OMX_VIDEO_H263ProfileBaseline:
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profile = 0;
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break;
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case OMX_VIDEO_H263ProfileH320Coding:
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profile = 1;
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break;
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case OMX_VIDEO_H263ProfileBackwardCompatible:
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profile = 2;
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break;
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case OMX_VIDEO_H263ProfileISWV2:
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profile = 3;
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break;
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case OMX_VIDEO_H263ProfileISWV3:
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profile = 4;
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break;
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case OMX_VIDEO_H263ProfileHighCompression:
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profile = 5;
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break;
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case OMX_VIDEO_H263ProfileInternet:
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profile = 6;
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break;
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case OMX_VIDEO_H263ProfileInterlace:
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profile = 7;
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break;
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case OMX_VIDEO_H263ProfileHighLatency:
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profile = 8;
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break;
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default:
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g_assert_not_reached ();
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gst_caps_unref (caps);
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return NULL;
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}
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switch (param.eLevel) {
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case OMX_VIDEO_H263Level10:
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level = 10;
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break;
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case OMX_VIDEO_H263Level20:
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level = 20;
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break;
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case OMX_VIDEO_H263Level30:
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level = 30;
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break;
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case OMX_VIDEO_H263Level40:
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level = 40;
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break;
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case OMX_VIDEO_H263Level50:
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level = 50;
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break;
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case OMX_VIDEO_H263Level60:
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level = 60;
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break;
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case OMX_VIDEO_H263Level70:
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level = 70;
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break;
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default:
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g_assert_not_reached ();
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gst_caps_unref (caps);
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return NULL;
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}
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gst_caps_set_simple (caps,
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"profile", G_TYPE_UINT, profile, "level", G_TYPE_UINT, level, NULL);
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}
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return caps;
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}
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