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359 lines
11 KiB
C
359 lines
11 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 "gstomxh264enc.h"
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GST_DEBUG_CATEGORY_STATIC (gst_omx_h264_enc_debug_category);
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#define GST_CAT_DEFAULT gst_omx_h264_enc_debug_category
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/* prototypes */
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static gboolean gst_omx_h264_enc_set_format (GstOMXVideoEnc * enc,
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GstOMXPort * port, GstVideoCodecState * state);
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static GstCaps *gst_omx_h264_enc_get_caps (GstOMXVideoEnc * enc,
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GstOMXPort * port, GstVideoCodecState * state);
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static GstFlowReturn gst_omx_h264_enc_handle_output_frame (GstOMXVideoEnc *
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self, GstOMXPort * port, GstOMXBuffer * buf, GstVideoCodecFrame * frame);
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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_h264_enc_debug_category, "omxh264enc", 0, \
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"debug category for gst-omx video encoder base class");
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G_DEFINE_TYPE_WITH_CODE (GstOMXH264Enc, gst_omx_h264_enc,
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GST_TYPE_OMX_VIDEO_ENC, DEBUG_INIT);
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static void
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gst_omx_h264_enc_class_init (GstOMXH264EncClass * 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_h264_enc_set_format);
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videoenc_class->get_caps = GST_DEBUG_FUNCPTR (gst_omx_h264_enc_get_caps);
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videoenc_class->cdata.default_src_template_caps = "video/x-h264, "
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"width=(int) [ 16, 4096 ], " "height=(int) [ 16, 4096 ]";
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videoenc_class->handle_output_frame =
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GST_DEBUG_FUNCPTR (gst_omx_h264_enc_handle_output_frame);
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gst_element_class_set_static_metadata (element_class,
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"OpenMAX H.264 Video Encoder",
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"Codec/Encoder/Video",
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"Encode H.264 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.avc");
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}
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static void
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gst_omx_h264_enc_init (GstOMXH264Enc * self)
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{
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}
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static gboolean
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gst_omx_h264_enc_set_format (GstOMXVideoEnc * enc, GstOMXPort * port,
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GstVideoCodecState * state)
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{
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GstOMXH264Enc *self = GST_OMX_H264_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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const gchar *profile_string, *level_string;
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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_CodingAVC;
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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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"Setting 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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profile_string = gst_structure_get_string (s, "profile");
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if (profile_string) {
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if (g_str_equal (profile_string, "baseline")) {
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param.eProfile = OMX_VIDEO_AVCProfileBaseline;
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} else if (g_str_equal (profile_string, "main")) {
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param.eProfile = OMX_VIDEO_AVCProfileMain;
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} else if (g_str_equal (profile_string, "extended")) {
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param.eProfile = OMX_VIDEO_AVCProfileExtended;
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} else if (g_str_equal (profile_string, "high")) {
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param.eProfile = OMX_VIDEO_AVCProfileHigh;
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} else if (g_str_equal (profile_string, "high-10")) {
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param.eProfile = OMX_VIDEO_AVCProfileHigh10;
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} else if (g_str_equal (profile_string, "high-4:2:2")) {
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param.eProfile = OMX_VIDEO_AVCProfileHigh422;
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} else if (g_str_equal (profile_string, "high-4:4:4")) {
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param.eProfile = OMX_VIDEO_AVCProfileHigh444;
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} else {
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goto unsupported_profile;
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}
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}
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level_string = gst_structure_get_string (s, "level");
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if (level_string) {
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if (g_str_equal (level_string, "1")) {
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param.eLevel = OMX_VIDEO_AVCLevel1;
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} else if (g_str_equal (level_string, "1b")) {
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param.eLevel = OMX_VIDEO_AVCLevel1b;
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} else if (g_str_equal (level_string, "1.1")) {
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param.eLevel = OMX_VIDEO_AVCLevel11;
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} else if (g_str_equal (level_string, "1.2")) {
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param.eLevel = OMX_VIDEO_AVCLevel12;
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} else if (g_str_equal (level_string, "1.3")) {
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param.eLevel = OMX_VIDEO_AVCLevel13;
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} else if (g_str_equal (level_string, "2")) {
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param.eLevel = OMX_VIDEO_AVCLevel2;
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} else if (g_str_equal (level_string, "2.1")) {
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param.eLevel = OMX_VIDEO_AVCLevel21;
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} else if (g_str_equal (level_string, "2.2")) {
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param.eLevel = OMX_VIDEO_AVCLevel22;
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} else if (g_str_equal (level_string, "3")) {
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param.eLevel = OMX_VIDEO_AVCLevel3;
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} else if (g_str_equal (level_string, "3.1")) {
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param.eLevel = OMX_VIDEO_AVCLevel31;
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} else if (g_str_equal (level_string, "3.2")) {
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param.eLevel = OMX_VIDEO_AVCLevel32;
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} else if (g_str_equal (level_string, "4")) {
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param.eLevel = OMX_VIDEO_AVCLevel4;
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} else if (g_str_equal (level_string, "4.1")) {
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param.eLevel = OMX_VIDEO_AVCLevel41;
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} else if (g_str_equal (level_string, "4.2")) {
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param.eLevel = OMX_VIDEO_AVCLevel42;
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} else if (g_str_equal (level_string, "5")) {
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param.eLevel = OMX_VIDEO_AVCLevel5;
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} else if (g_str_equal (level_string, "5.1")) {
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param.eLevel = OMX_VIDEO_AVCLevel51;
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} else {
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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 %d and level %d: %s (0x%08x)", param.eProfile,
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param.eLevel, 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 %s", profile_string);
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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 %s", level_string);
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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_h264_enc_get_caps (GstOMXVideoEnc * enc, GstOMXPort * port,
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GstVideoCodecState * state)
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{
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GstOMXH264Enc *self = GST_OMX_H264_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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const gchar *profile, *level;
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caps = gst_caps_new_simple ("video/x-h264",
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"stream-format", G_TYPE_STRING, "byte-stream",
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"alignment", G_TYPE_STRING, "au", NULL);
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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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return NULL;
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if (err == OMX_ErrorNone) {
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switch (param.eProfile) {
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case OMX_VIDEO_AVCProfileBaseline:
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profile = "baseline";
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break;
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case OMX_VIDEO_AVCProfileMain:
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profile = "main";
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break;
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case OMX_VIDEO_AVCProfileExtended:
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profile = "extended";
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break;
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case OMX_VIDEO_AVCProfileHigh:
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profile = "high";
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break;
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case OMX_VIDEO_AVCProfileHigh10:
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profile = "high-10";
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break;
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case OMX_VIDEO_AVCProfileHigh422:
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profile = "high-4:2:2";
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break;
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case OMX_VIDEO_AVCProfileHigh444:
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profile = "high-4:4:4";
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break;
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default:
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g_assert_not_reached ();
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return NULL;
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}
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switch (param.eLevel) {
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case OMX_VIDEO_AVCLevel1:
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level = "1";
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break;
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case OMX_VIDEO_AVCLevel1b:
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level = "1b";
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break;
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case OMX_VIDEO_AVCLevel11:
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level = "1.1";
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break;
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case OMX_VIDEO_AVCLevel12:
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level = "1.2";
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break;
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case OMX_VIDEO_AVCLevel13:
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level = "1.3";
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break;
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case OMX_VIDEO_AVCLevel2:
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level = "2";
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break;
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case OMX_VIDEO_AVCLevel21:
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level = "2.1";
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break;
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case OMX_VIDEO_AVCLevel22:
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level = "2.2";
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break;
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case OMX_VIDEO_AVCLevel3:
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level = "3";
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break;
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case OMX_VIDEO_AVCLevel31:
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level = "3.1";
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break;
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case OMX_VIDEO_AVCLevel32:
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level = "3.2";
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break;
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case OMX_VIDEO_AVCLevel4:
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level = "4";
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break;
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case OMX_VIDEO_AVCLevel41:
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level = "4.1";
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break;
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case OMX_VIDEO_AVCLevel42:
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level = "4.2";
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break;
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case OMX_VIDEO_AVCLevel5:
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level = "5";
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break;
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case OMX_VIDEO_AVCLevel51:
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level = "5.1";
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break;
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default:
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g_assert_not_reached ();
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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_STRING, profile, "level", G_TYPE_STRING, level, NULL);
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}
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return caps;
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}
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static GstFlowReturn
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gst_omx_h264_enc_handle_output_frame (GstOMXVideoEnc * self, GstOMXPort * port,
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GstOMXBuffer * buf, GstVideoCodecFrame * frame)
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{
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if (buf->omx_buf->nFlags & OMX_BUFFERFLAG_CODECCONFIG) {
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/* The codec data is SPS/PPS with a startcode => bytestream stream format
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* For bytestream stream format the SPS/PPS is only in-stream and not
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* in the caps!
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*/
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if (buf->omx_buf->nFilledLen >= 4 &&
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GST_READ_UINT32_BE (buf->omx_buf->pBuffer +
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buf->omx_buf->nOffset) == 0x00000001) {
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GList *l = NULL;
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GstBuffer *hdrs;
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GstMapInfo map = GST_MAP_INFO_INIT;
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GST_DEBUG_OBJECT (self, "got codecconfig in byte-stream format");
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buf->omx_buf->nFlags &= ~OMX_BUFFERFLAG_CODECCONFIG;
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hdrs = gst_buffer_new_and_alloc (buf->omx_buf->nFilledLen);
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gst_buffer_map (hdrs, &map, GST_MAP_WRITE);
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memcpy (map.data,
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buf->omx_buf->pBuffer + buf->omx_buf->nOffset,
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buf->omx_buf->nFilledLen);
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gst_buffer_unmap (hdrs, &map);
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l = g_list_append (l, hdrs);
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gst_video_encoder_set_headers (GST_VIDEO_ENCODER (self), l);
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}
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}
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return
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GST_OMX_VIDEO_ENC_CLASS
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(gst_omx_h264_enc_parent_class)->handle_output_frame (self, port, buf,
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frame);
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}
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