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gstreamer/omx/gstomxh264enc.c
Sebastian Dröge 33e083fff6 omxh264enc: Properly accumulate headers and push before the next frame 
Fixes output of encoding on RPi, where each header buffer (SPS and PPS)
is in a separate OMX buffer.

https://bugzilla.gnome.org/show_bug.cgi?id=726669
2014-06-29 19:10:19 +02:00

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/*
* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
*
* 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
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "gstomxh264enc.h"
#ifdef USE_OMX_TARGET_RPI
#include <OMX_Broadcom.h>
#include <OMX_Index.h>
#endif
GST_DEBUG_CATEGORY_STATIC (gst_omx_h264_enc_debug_category);
#define GST_CAT_DEFAULT gst_omx_h264_enc_debug_category
/* prototypes */
static gboolean gst_omx_h264_enc_set_format (GstOMXVideoEnc * enc,
GstOMXPort * port, GstVideoCodecState * state);
static GstCaps *gst_omx_h264_enc_get_caps (GstOMXVideoEnc * enc,
GstOMXPort * port, GstVideoCodecState * state);
static GstFlowReturn gst_omx_h264_enc_handle_output_frame (GstOMXVideoEnc *
self, GstOMXPort * port, GstOMXBuffer * buf, GstVideoCodecFrame * frame);
static gboolean gst_omx_h264_enc_flush (GstVideoEncoder * enc);
static gboolean gst_omx_h264_enc_stop (GstVideoEncoder * enc);
static void gst_omx_h264_enc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_omx_h264_enc_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
enum
{
PROP_0,
#ifdef USE_OMX_TARGET_RPI
PROP_INLINESPSPPSHEADERS,
#endif
PROP_PERIODICITYOFIDRFRAMES,
PROP_INTERVALOFCODINGINTRAFRAMES
};
#ifdef USE_OMX_TARGET_RPI
#define GST_OMX_H264_VIDEO_ENC_INLINE_SPS_PPS_HEADERS_DEFAULT TRUE
#endif
#define GST_OMX_H264_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT (0xffffffff)
#define GST_OMX_H264_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT (0xffffffff)
/* class initialization */
#define DEBUG_INIT \
GST_DEBUG_CATEGORY_INIT (gst_omx_h264_enc_debug_category, "omxh264enc", 0, \
"debug category for gst-omx video encoder base class");
#define parent_class gst_omx_h264_enc_parent_class
G_DEFINE_TYPE_WITH_CODE (GstOMXH264Enc, gst_omx_h264_enc,
GST_TYPE_OMX_VIDEO_ENC, DEBUG_INIT);
static void
gst_omx_h264_enc_class_init (GstOMXH264EncClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstVideoEncoderClass *basevideoenc_class = GST_VIDEO_ENCODER_CLASS (klass);
GstOMXVideoEncClass *videoenc_class = GST_OMX_VIDEO_ENC_CLASS (klass);
videoenc_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_h264_enc_set_format);
videoenc_class->get_caps = GST_DEBUG_FUNCPTR (gst_omx_h264_enc_get_caps);
gobject_class->set_property = gst_omx_h264_enc_set_property;
gobject_class->get_property = gst_omx_h264_enc_get_property;
#ifdef USE_OMX_TARGET_RPI
g_object_class_install_property (gobject_class, PROP_INLINESPSPPSHEADERS,
g_param_spec_boolean ("inline-header",
"Inline SPS/PPS headers before IDR",
"Inline SPS/PPS header before IDR",
GST_OMX_H264_VIDEO_ENC_INLINE_SPS_PPS_HEADERS_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
GST_PARAM_MUTABLE_READY));
#endif
g_object_class_install_property (gobject_class, PROP_PERIODICITYOFIDRFRAMES,
g_param_spec_uint ("periodicty-idr", "Target Bitrate",
"Periodicity of IDR frames (0xffffffff=component default)",
0, G_MAXUINT,
GST_OMX_H264_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
GST_PARAM_MUTABLE_READY));
g_object_class_install_property (gobject_class,
PROP_INTERVALOFCODINGINTRAFRAMES,
g_param_spec_uint ("interval-intraframes",
"Interval of coding Intra frames",
"Interval of coding Intra frames (0xffffffff=component default)", 0,
G_MAXUINT,
GST_OMX_H264_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
GST_PARAM_MUTABLE_READY));
basevideoenc_class->flush = gst_omx_h264_enc_flush;
basevideoenc_class->stop = gst_omx_h264_enc_stop;
videoenc_class->cdata.default_src_template_caps = "video/x-h264, "
"width=(int) [ 16, 4096 ], " "height=(int) [ 16, 4096 ]";
videoenc_class->handle_output_frame =
GST_DEBUG_FUNCPTR (gst_omx_h264_enc_handle_output_frame);
gst_element_class_set_static_metadata (element_class,
"OpenMAX H.264 Video Encoder",
"Codec/Encoder/Video",
"Encode H.264 video streams",
"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
gst_omx_set_default_role (&videoenc_class->cdata, "video_encoder.avc");
}
static void
gst_omx_h264_enc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstOMXH264Enc *self = GST_OMX_H264_ENC (object);
switch (prop_id) {
#ifdef USE_OMX_TARGET_RPI
case PROP_INLINESPSPPSHEADERS:
self->inline_sps_pps_headers = g_value_get_boolean (value);
break;
#endif
case PROP_PERIODICITYOFIDRFRAMES:
self->periodicty_idr = g_value_get_uint (value);
break;
case PROP_INTERVALOFCODINGINTRAFRAMES:
self->interval_intraframes = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_omx_h264_enc_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstOMXH264Enc *self = GST_OMX_H264_ENC (object);
switch (prop_id) {
#ifdef USE_OMX_TARGET_RPI
case PROP_INLINESPSPPSHEADERS:
g_value_set_boolean (value, self->inline_sps_pps_headers);
break;
#endif
case PROP_PERIODICITYOFIDRFRAMES:
g_value_set_uint (value, self->periodicty_idr);
break;
case PROP_INTERVALOFCODINGINTRAFRAMES:
g_value_set_uint (value, self->interval_intraframes);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_omx_h264_enc_init (GstOMXH264Enc * self)
{
#ifdef USE_OMX_TARGET_RPI
self->inline_sps_pps_headers =
GST_OMX_H264_VIDEO_ENC_INLINE_SPS_PPS_HEADERS_DEFAULT;
#endif
self->periodicty_idr =
GST_OMX_H264_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT;
self->interval_intraframes =
GST_OMX_H264_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT;
}
static gboolean
gst_omx_h264_enc_flush (GstVideoEncoder * enc)
{
GstOMXH264Enc *self = GST_OMX_H264_ENC (enc);
g_list_free_full (self->headers, (GDestroyNotify) gst_buffer_unref);
self->headers = NULL;
return GST_VIDEO_ENCODER_CLASS (parent_class)->flush (enc);
}
static gboolean
gst_omx_h264_enc_stop (GstVideoEncoder * enc)
{
GstOMXH264Enc *self = GST_OMX_H264_ENC (enc);
g_list_free_full (self->headers, (GDestroyNotify) gst_buffer_unref);
self->headers = NULL;
return GST_VIDEO_ENCODER_CLASS (parent_class)->stop (enc);
}
static gboolean
gst_omx_h264_enc_set_format (GstOMXVideoEnc * enc, GstOMXPort * port,
GstVideoCodecState * state)
{
GstOMXH264Enc *self = GST_OMX_H264_ENC (enc);
GstCaps *peercaps;
OMX_PARAM_PORTDEFINITIONTYPE port_def;
OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
OMX_VIDEO_CONFIG_AVCINTRAPERIOD config_avcintraperiod;
#ifdef USE_OMX_TARGET_RPI
OMX_CONFIG_PORTBOOLEANTYPE config_inline_header;
#endif
OMX_ERRORTYPE err;
const gchar *profile_string, *level_string;
#ifdef USE_OMX_TARGET_RPI
GST_OMX_INIT_STRUCT (&config_inline_header);
config_inline_header.nPortIndex =
GST_OMX_VIDEO_ENC (self)->enc_out_port->index;
err =
gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc,
OMX_IndexParamBrcmVideoAVCInlineHeaderEnable, &config_inline_header);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (self,
"can't get OMX_IndexParamBrcmVideoAVCInlineHeaderEnable %s (0x%08x)",
gst_omx_error_to_string (err), err);
return FALSE;
}
if (self->inline_sps_pps_headers) {
config_inline_header.bEnabled = OMX_TRUE;
} else {
config_inline_header.bEnabled = OMX_FALSE;
}
err =
gst_omx_component_set_parameter (GST_OMX_VIDEO_ENC (self)->enc,
OMX_IndexParamBrcmVideoAVCInlineHeaderEnable, &config_inline_header);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (self,
"can't set OMX_IndexParamBrcmVideoAVCInlineHeaderEnable %s (0x%08x)",
gst_omx_error_to_string (err), err);
return FALSE;
}
#endif
if (self->periodicty_idr !=
GST_OMX_H264_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT
|| self->interval_intraframes !=
GST_OMX_H264_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT) {
GST_OMX_INIT_STRUCT (&config_avcintraperiod);
config_avcintraperiod.nPortIndex =
GST_OMX_VIDEO_ENC (self)->enc_out_port->index;
err =
gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc,
OMX_IndexConfigVideoAVCIntraPeriod, &config_avcintraperiod);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (self,
"can't get OMX_IndexConfigVideoAVCIntraPeriod %s (0x%08x)",
gst_omx_error_to_string (err), err);
return FALSE;
}
GST_DEBUG_OBJECT (self, "default nPFrames:%u, nIDRPeriod:%u",
(guint) config_avcintraperiod.nPFrames,
(guint) config_avcintraperiod.nIDRPeriod);
if (self->periodicty_idr !=
GST_OMX_H264_VIDEO_ENC_PERIODICITY_OF_IDR_FRAMES_DEFAULT) {
config_avcintraperiod.nIDRPeriod = self->periodicty_idr;
}
if (self->interval_intraframes !=
GST_OMX_H264_VIDEO_ENC_INTERVAL_OF_CODING_INTRA_FRAMES_DEFAULT) {
config_avcintraperiod.nPFrames = self->interval_intraframes;
}
err =
gst_omx_component_set_parameter (GST_OMX_VIDEO_ENC (self)->enc,
OMX_IndexConfigVideoAVCIntraPeriod, &config_avcintraperiod);
if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (self,
"can't set OMX_IndexConfigVideoAVCIntraPeriod %s (0x%08x)",
gst_omx_error_to_string (err), err);
return FALSE;
}
}
gst_omx_port_get_port_definition (GST_OMX_VIDEO_ENC (self)->enc_out_port,
&port_def);
port_def.format.video.eCompressionFormat = OMX_VIDEO_CodingAVC;
err =
gst_omx_port_update_port_definition (GST_OMX_VIDEO_ENC
(self)->enc_out_port, &port_def);
if (err != OMX_ErrorNone)
return FALSE;
GST_OMX_INIT_STRUCT (&param);
param.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index;
err =
gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc,
OMX_IndexParamVideoProfileLevelCurrent, &param);
if (err != OMX_ErrorNone) {
GST_WARNING_OBJECT (self,
"Setting profile/level not supported by component");
return TRUE;
}
peercaps = gst_pad_peer_query_caps (GST_VIDEO_ENCODER_SRC_PAD (enc),
gst_pad_get_pad_template_caps (GST_VIDEO_ENCODER_SRC_PAD (enc)));
if (peercaps) {
GstStructure *s;
if (gst_caps_is_empty (peercaps)) {
gst_caps_unref (peercaps);
GST_ERROR_OBJECT (self, "Empty caps");
return FALSE;
}
s = gst_caps_get_structure (peercaps, 0);
profile_string = gst_structure_get_string (s, "profile");
if (profile_string) {
if (g_str_equal (profile_string, "baseline")) {
param.eProfile = OMX_VIDEO_AVCProfileBaseline;
} else if (g_str_equal (profile_string, "main")) {
param.eProfile = OMX_VIDEO_AVCProfileMain;
} else if (g_str_equal (profile_string, "extended")) {
param.eProfile = OMX_VIDEO_AVCProfileExtended;
} else if (g_str_equal (profile_string, "high")) {
param.eProfile = OMX_VIDEO_AVCProfileHigh;
} else if (g_str_equal (profile_string, "high-10")) {
param.eProfile = OMX_VIDEO_AVCProfileHigh10;
} else if (g_str_equal (profile_string, "high-4:2:2")) {
param.eProfile = OMX_VIDEO_AVCProfileHigh422;
} else if (g_str_equal (profile_string, "high-4:4:4")) {
param.eProfile = OMX_VIDEO_AVCProfileHigh444;
} else {
goto unsupported_profile;
}
}
level_string = gst_structure_get_string (s, "level");
if (level_string) {
if (g_str_equal (level_string, "1")) {
param.eLevel = OMX_VIDEO_AVCLevel1;
} else if (g_str_equal (level_string, "1b")) {
param.eLevel = OMX_VIDEO_AVCLevel1b;
} else if (g_str_equal (level_string, "1.1")) {
param.eLevel = OMX_VIDEO_AVCLevel11;
} else if (g_str_equal (level_string, "1.2")) {
param.eLevel = OMX_VIDEO_AVCLevel12;
} else if (g_str_equal (level_string, "1.3")) {
param.eLevel = OMX_VIDEO_AVCLevel13;
} else if (g_str_equal (level_string, "2")) {
param.eLevel = OMX_VIDEO_AVCLevel2;
} else if (g_str_equal (level_string, "2.1")) {
param.eLevel = OMX_VIDEO_AVCLevel21;
} else if (g_str_equal (level_string, "2.2")) {
param.eLevel = OMX_VIDEO_AVCLevel22;
} else if (g_str_equal (level_string, "3")) {
param.eLevel = OMX_VIDEO_AVCLevel3;
} else if (g_str_equal (level_string, "3.1")) {
param.eLevel = OMX_VIDEO_AVCLevel31;
} else if (g_str_equal (level_string, "3.2")) {
param.eLevel = OMX_VIDEO_AVCLevel32;
} else if (g_str_equal (level_string, "4")) {
param.eLevel = OMX_VIDEO_AVCLevel4;
} else if (g_str_equal (level_string, "4.1")) {
param.eLevel = OMX_VIDEO_AVCLevel41;
} else if (g_str_equal (level_string, "4.2")) {
param.eLevel = OMX_VIDEO_AVCLevel42;
} else if (g_str_equal (level_string, "5")) {
param.eLevel = OMX_VIDEO_AVCLevel5;
} else if (g_str_equal (level_string, "5.1")) {
param.eLevel = OMX_VIDEO_AVCLevel51;
} else {
goto unsupported_level;
}
}
gst_caps_unref (peercaps);
}
err =
gst_omx_component_set_parameter (GST_OMX_VIDEO_ENC (self)->enc,
OMX_IndexParamVideoProfileLevelCurrent, &param);
if (err == OMX_ErrorUnsupportedIndex) {
GST_WARNING_OBJECT (self,
"Setting profile/level not supported by component");
} else if (err != OMX_ErrorNone) {
GST_ERROR_OBJECT (self,
"Error setting profile %u and level %u: %s (0x%08x)",
(guint) param.eProfile, (guint) param.eLevel,
gst_omx_error_to_string (err), err);
return FALSE;
}
return TRUE;
unsupported_profile:
GST_ERROR_OBJECT (self, "Unsupported profile %s", profile_string);
gst_caps_unref (peercaps);
return FALSE;
unsupported_level:
GST_ERROR_OBJECT (self, "Unsupported level %s", level_string);
gst_caps_unref (peercaps);
return FALSE;
}
static GstCaps *
gst_omx_h264_enc_get_caps (GstOMXVideoEnc * enc, GstOMXPort * port,
GstVideoCodecState * state)
{
GstOMXH264Enc *self = GST_OMX_H264_ENC (enc);
GstCaps *caps;
OMX_ERRORTYPE err;
OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
const gchar *profile, *level;
caps = gst_caps_new_simple ("video/x-h264",
"stream-format", G_TYPE_STRING, "byte-stream",
"alignment", G_TYPE_STRING, "au", NULL);
GST_OMX_INIT_STRUCT (&param);
param.nPortIndex = GST_OMX_VIDEO_ENC (self)->enc_out_port->index;
err =
gst_omx_component_get_parameter (GST_OMX_VIDEO_ENC (self)->enc,
OMX_IndexParamVideoProfileLevelCurrent, &param);
if (err != OMX_ErrorNone && err != OMX_ErrorUnsupportedIndex)
return NULL;
if (err == OMX_ErrorNone) {
switch (param.eProfile) {
case OMX_VIDEO_AVCProfileBaseline:
profile = "baseline";
break;
case OMX_VIDEO_AVCProfileMain:
profile = "main";
break;
case OMX_VIDEO_AVCProfileExtended:
profile = "extended";
break;
case OMX_VIDEO_AVCProfileHigh:
profile = "high";
break;
case OMX_VIDEO_AVCProfileHigh10:
profile = "high-10";
break;
case OMX_VIDEO_AVCProfileHigh422:
profile = "high-4:2:2";
break;
case OMX_VIDEO_AVCProfileHigh444:
profile = "high-4:4:4";
break;
default:
g_assert_not_reached ();
return NULL;
}
switch (param.eLevel) {
case OMX_VIDEO_AVCLevel1:
level = "1";
break;
case OMX_VIDEO_AVCLevel1b:
level = "1b";
break;
case OMX_VIDEO_AVCLevel11:
level = "1.1";
break;
case OMX_VIDEO_AVCLevel12:
level = "1.2";
break;
case OMX_VIDEO_AVCLevel13:
level = "1.3";
break;
case OMX_VIDEO_AVCLevel2:
level = "2";
break;
case OMX_VIDEO_AVCLevel21:
level = "2.1";
break;
case OMX_VIDEO_AVCLevel22:
level = "2.2";
break;
case OMX_VIDEO_AVCLevel3:
level = "3";
break;
case OMX_VIDEO_AVCLevel31:
level = "3.1";
break;
case OMX_VIDEO_AVCLevel32:
level = "3.2";
break;
case OMX_VIDEO_AVCLevel4:
level = "4";
break;
case OMX_VIDEO_AVCLevel41:
level = "4.1";
break;
case OMX_VIDEO_AVCLevel42:
level = "4.2";
break;
case OMX_VIDEO_AVCLevel5:
level = "5";
break;
case OMX_VIDEO_AVCLevel51:
level = "5.1";
break;
default:
g_assert_not_reached ();
return NULL;
}
gst_caps_set_simple (caps,
"profile", G_TYPE_STRING, profile, "level", G_TYPE_STRING, level, NULL);
}
return caps;
}
static GstFlowReturn
gst_omx_h264_enc_handle_output_frame (GstOMXVideoEnc * enc, GstOMXPort * port,
GstOMXBuffer * buf, GstVideoCodecFrame * frame)
{
GstOMXH264Enc *self = GST_OMX_H264_ENC (enc);
if (buf->omx_buf->nFlags & OMX_BUFFERFLAG_CODECCONFIG) {
/* The codec data is SPS/PPS with a startcode => bytestream stream format
* For bytestream stream format the SPS/PPS is only in-stream and not
* in the caps!
*/
if (buf->omx_buf->nFilledLen >= 4 &&
GST_READ_UINT32_BE (buf->omx_buf->pBuffer +
buf->omx_buf->nOffset) == 0x00000001) {
GstBuffer *hdrs;
GstMapInfo map = GST_MAP_INFO_INIT;
GST_DEBUG_OBJECT (self, "got codecconfig in byte-stream format");
hdrs = gst_buffer_new_and_alloc (buf->omx_buf->nFilledLen);
gst_buffer_map (hdrs, &map, GST_MAP_WRITE);
memcpy (map.data,
buf->omx_buf->pBuffer + buf->omx_buf->nOffset,
buf->omx_buf->nFilledLen);
gst_buffer_unmap (hdrs, &map);
self->headers = g_list_append (self->headers, hdrs);
if (frame)
gst_video_codec_frame_unref (frame);
return GST_FLOW_OK;
}
} else if (self->headers) {
gst_video_encoder_set_headers (GST_VIDEO_ENCODER (self), self->headers);
self->headers = NULL;
}
return
GST_OMX_VIDEO_ENC_CLASS
(gst_omx_h264_enc_parent_class)->handle_output_frame (enc, port, buf,
frame);
}
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