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LinuxC1Codec.cpp
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LinuxC1Codec.cpp
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#include "system.h"
#ifndef THIS_IS_NOT_XBMC
#if (defined HAVE_CONFIG_H) && (!defined WIN32)
#include "config.h"
#endif
#include "utils/log.h"
#endif
#include "LinuxC1Codec.h"
#ifdef CLASSNAME
#undef CLASSNAME
#endif
#define CLASSNAME "CLinuxC1Codec"
/**********************************************/
class PosixFile
{
public:
PosixFile() :
m_fd(-1)
{
}
PosixFile(int fd) :
m_fd(fd)
{
}
~PosixFile()
{
if (m_fd >= 0)
close(m_fd);
}
bool Open(const std::string &pathName, int flags)
{
m_fd = open(pathName.c_str(), flags);
return m_fd >= 0;
}
int GetDescriptor() const { return m_fd; }
int IOControl(unsigned long request, void *param)
{
return ioctl(m_fd, request, param);
}
int Poll(int timeout)
{
struct pollfd p;
p.fd = m_fd;
p.events = POLLERR | POLLIN;
return poll(&p, 1, timeout);
}
private:
int m_fd;
};
typedef int ion_handle;
struct ion_allocation_data
{
size_t len;
size_t align;
unsigned int heap_id_mask;
unsigned int flags;
ion_handle handle;
};
struct ion_fd_data
{
ion_handle handle;
int fd;
};
struct ion_handle_data
{
ion_handle handle;
};
#define ION_IOC_MAGIC 'I'
#define ION_IOC_ALLOC _IOWR(ION_IOC_MAGIC, 0, struct ion_allocation_data)
#define ION_IOC_FREE _IOWR(ION_IOC_MAGIC, 1, struct ion_handle_data)
#define ION_IOC_SHARE _IOWR(ION_IOC_MAGIC, 4, struct ion_fd_data)
enum ion_heap_type
{
ION_HEAP_TYPE_SYSTEM,
ION_HEAP_TYPE_SYSTEM_CONTIG,
ION_HEAP_TYPE_CARVEOUT,
ION_HEAP_TYPE_CHUNK,
ION_HEAP_TYPE_CUSTOM,
ION_NUM_HEAPS = 16
};
#define ION_HEAP_SYSTEM_MASK (1 << ION_HEAP_TYPE_SYSTEM)
#define ION_HEAP_SYSTEM_CONTIG_MASK (1 << ION_HEAP_TYPE_SYSTEM_CONTIG)
#define ION_HEAP_CARVEOUT_MASK (1 << ION_HEAP_TYPE_CARVEOUT)
#undef ALIGN
#define ALIGN(value, alignment) (((value)+(alignment-1))&~(alignment-1))
class IonBuffer
{
public:
IonBuffer(PosixFilePtr ionFile) :
m_ionFile(ionFile),
m_handle(0),
m_data(nullptr),
m_length(0)
{
}
~IonBuffer()
{
Free();
}
void *Allocate(size_t len)
{
if (m_data)
Free();
ion_handle handle = IOControlAlloc(len, 0, ION_HEAP_CARVEOUT_MASK, 0);
if (!handle)
return nullptr;
PosixFilePtr shareFile = IOControlShare(handle);
if (!shareFile)
{
IOControlFree(handle);
return nullptr;
}
void *data = mmap(NULL, len, PROT_READ | PROT_WRITE, MAP_SHARED, shareFile->GetDescriptor(), 0);
if (data == MAP_FAILED)
{
CLog::Log(LOGERROR, "IonBuffer::Allocate - cannot map ION memory (len = %d): %s", len, strerror(errno));
IOControlFree(handle);
return nullptr;
}
m_handle = handle;
m_shareFile = shareFile;
m_data = data;
m_length = len;
return m_data;
}
void Free()
{
if (m_data)
{
munmap(m_data, m_length);
IOControlFree(m_handle);
m_shareFile.reset();
m_data = nullptr;
m_length = 0;
}
}
void *GetData() const { return m_data; }
size_t GetLength() const { return m_length; }
int GetShareDescriptor() const { return m_shareFile->GetDescriptor(); }
private:
ion_handle IOControlAlloc(size_t len, size_t align, unsigned int heapMask, unsigned int flags)
{
ion_allocation_data data =
{
.len = len,
.align = align,
.heap_id_mask = heapMask,
.flags = flags
};
if (m_ionFile->IOControl(ION_IOC_ALLOC, &data) < 0)
{
CLog::Log(LOGERROR, "IonBuffer::IOControlAlloc - ION_IOC_ALLOC failed (len = %d): %s", len, strerror(errno));
return 0;
}
return data.handle;
}
int IOControlFree(ion_handle handle)
{
ion_handle_data data =
{
.handle = handle
};
return m_ionFile->IOControl(ION_IOC_FREE, &data);
}
PosixFilePtr IOControlShare(ion_handle handle)
{
ion_fd_data data =
{
.handle = handle
};
if (m_ionFile->IOControl(ION_IOC_SHARE, &data) < 0)
{
CLog::Log(LOGERROR, "IonBuffer::IOControlShare - ION_IOC_SHARE failed: %s", strerror(errno));
return nullptr;
}
return std::make_shared<PosixFile>(data.fd);
}
PosixFilePtr m_ionFile;
PosixFilePtr m_shareFile;
ion_handle m_handle;
void *m_data;
size_t m_length;
};
class VideoFrame
{
public:
VideoFrame(PosixFilePtr ionFile, int index) :
m_ionBuffer(ionFile),
m_index(index),
m_width(0),
m_height(0),
m_stride(0),
m_pts(DVD_NOPTS_VALUE)
{
}
bool Create(int width, int height)
{
m_width = width;//ALIGN(width, 32);
m_height = height;//ALIGN(height, 16);
m_stride = ALIGN(width, 16);
size_t len = ALIGN(height, 16) * (ALIGN(width, 32)) *4; //+ ALIGN(m_stride / 2, 16));
return m_ionBuffer.Allocate(len);
}
const IonBuffer &GetBuffer() const { return m_ionBuffer; }
int GetIndex() const { return m_index; }
int GetWidth() const { return m_width; }
int GetHeight() const { return m_height; }
int GetStride() const { return m_stride; }
double GetPts() const { return m_pts; }
void SetPts(double pts) { m_pts = pts; }
private:
IonBuffer m_ionBuffer;
int m_index;
int m_width;
int m_height;
int m_stride;
double m_pts;
};
/***********************************************************/
static vformat_t codecid_to_vformat(enum AVCodecID id)
{
vformat_t format;
switch (id)
{
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_MPEG2VIDEO:
format = VFORMAT_MPEG12;
break;
case AV_CODEC_ID_MPEG4:
format = VFORMAT_MPEG4;
break;
case AV_CODEC_ID_H264:
format = VFORMAT_H264;
break;
case AV_CODEC_ID_HEVC:
format = VFORMAT_HEVC;
break;
default:
format = VFORMAT_UNSUPPORT;
break;
}
CLog::Log(LOGDEBUG, "%s::%s codecid_to_vformat, id(%d) -> vformat(%d)", CLASSNAME, __func__, (int)id, format);
return format;
}
static vdec_type_t codec_tag_to_vdec_type(unsigned int codec_tag)
{
vdec_type_t dec_type;
switch (codec_tag)
{
case CODEC_TAG_COL1:
case CODEC_TAG_DIV3:
case CODEC_TAG_MP43:
// divx3.11
dec_type = VIDEO_DEC_FORMAT_MPEG4_3;
break;
case CODEC_TAG_DIV4:
case CODEC_TAG_DIVX:
// divx4
dec_type = VIDEO_DEC_FORMAT_MPEG4_4;
break;
case CODEC_TAG_XVID:
case CODEC_TAG_xvid:
case CODEC_TAG_XVIX:
case CODEC_TAG_DIV5:
case CODEC_TAG_DX50:
case CODEC_TAG_M4S2:
case CODEC_TAG_FMP4:
case CODEC_TAG_DIV6:
case CODEC_TAG_MP4V:
case CODEC_TAG_RMP4:
case CODEC_TAG_MPG4:
case CODEC_TAG_mp4v:
case AV_CODEC_ID_MPEG4:
dec_type = VIDEO_DEC_FORMAT_MPEG4_5;
break;
case CODEC_TAG_AVC1:
case CODEC_TAG_avc1:
case CODEC_TAG_H264:
case CODEC_TAG_h264:
case AV_CODEC_ID_H264:
dec_type = VIDEO_DEC_FORMAT_H264;
break;
case AV_CODEC_ID_HEVC:
dec_type = VIDEO_DEC_FORMAT_HEVC;
break;
default:
dec_type = VIDEO_DEC_FORMAT_UNKNOW;
break;
}
CLog::Log(LOGDEBUG, "%s::%s codec_tag_to_vdec_type, codec_tag(%d) -> vdec_type(%d)", CLASSNAME, __func__, codec_tag, dec_type);
return dec_type;
}
void codec_init_para(aml_generic_param *p_in, codec_para_t *p_out)
{
memzero(*p_out);
p_out->has_video = 1;
p_out->noblock = p_in->noblock;
p_out->video_pid = p_in->video_pid;
p_out->video_type = p_in->video_type;
p_out->stream_type = p_in->stream_type;
p_out->am_sysinfo.format = p_in->format;
p_out->am_sysinfo.width = p_in->width;
p_out->am_sysinfo.height = p_in->height;
p_out->am_sysinfo.rate = p_in->rate;
p_out->am_sysinfo.extra = p_in->extra;
p_out->am_sysinfo.status = p_in->status;
p_out->am_sysinfo.ratio = p_in->ratio;
p_out->am_sysinfo.ratio64 = p_in->ratio64;
p_out->am_sysinfo.param = p_in->param;
}
void am_packet_release(am_packet_t *pkt)
{
if (pkt->buf != NULL)
free(pkt->buf), pkt->buf= NULL;
if (pkt->hdr != NULL)
{
if (pkt->hdr->data != NULL)
free(pkt->hdr->data), pkt->hdr->data = NULL;
free(pkt->hdr), pkt->hdr = NULL;
}
pkt->codec = NULL;
}
int check_in_pts(am_private_t *para, am_packet_t *pkt)
{
int last_duration = 0;
static int last_v_duration = 0;
int64_t pts = 0;
last_duration = last_v_duration;
if (para->stream_type == AM_STREAM_ES) {
if ((int64_t)AV_NOPTS_VALUE != pkt->avpts) {
pts = pkt->avpts;
if (codec_checkin_pts(pkt->codec, pts) != 0) {
CLog::Log(LOGERROR, "%s::%s ERROR check in pts error!", CLASSNAME, __func__);
return PLAYER_PTS_ERROR;
}
} else if ((int64_t)AV_NOPTS_VALUE != pkt->avdts) {
pts = pkt->avdts * last_duration;
if (codec_checkin_pts(pkt->codec, pts) != 0) {
CLog::Log(LOGERROR, "%s::%s ERROR check in dts error!", CLASSNAME, __func__);
return PLAYER_PTS_ERROR;
}
last_v_duration = pkt->avduration ? pkt->avduration : 1;
} else {
if (!para->check_first_pts) {
if (codec_checkin_pts(pkt->codec, 0) != 0) {
CLog::Log(LOGERROR, "%s::%s ERROR check in 0 to video pts error!", CLASSNAME, __func__);
return PLAYER_PTS_ERROR;
}
}
}
if (!para->check_first_pts) {
para->check_first_pts = 1;
}
}
if (pts > 0)
pkt->lastpts = pts;
return PLAYER_SUCCESS;
}
static int write_header(am_private_t *para, am_packet_t *pkt)
{
int write_bytes = 0, len = 0;
if (pkt->hdr && pkt->hdr->size > 0) {
if ((NULL == pkt->codec) || (NULL == pkt->hdr->data)) {
CLog::Log(LOGERROR, "%s::%s [write_header]codec null!", CLASSNAME, __func__);
return PLAYER_EMPTY_P;
}
while (1) {
write_bytes = codec_write(pkt->codec, pkt->hdr->data + len, pkt->hdr->size - len);
if (write_bytes < 0 || write_bytes > (pkt->hdr->size - len)) {
if (-errno != AVERROR(EAGAIN)) {
CLog::Log(LOGERROR, "%s::%s ERROR:write header failed!", CLASSNAME, __func__);
return PLAYER_WR_FAILED;
} else {
continue;
}
} else {
len += write_bytes;
if (len == pkt->hdr->size) {
break;
}
}
}
}
return PLAYER_SUCCESS;
}
int write_av_packet(am_private_t *para, am_packet_t *pkt)
{
//CLog::Log(LOGDEBUG, "write_av_packet, pkt->isvalid(%d), pkt->data(%p), pkt->data_size(%d)",
// pkt->isvalid, pkt->data, pkt->data_size);
int write_bytes = 0, len = 0, ret;
unsigned char *buf;
int size;
// do we need to check in pts or write the header ?
if (pkt->newflag) {
if (pkt->isvalid) {
ret = check_in_pts(para, pkt);
if (ret != PLAYER_SUCCESS) {
CLog::Log(LOGERROR, "%s::%s check in pts failed", CLASSNAME, __func__);
return PLAYER_WR_FAILED;
}
}
if (write_header(para, pkt) == PLAYER_WR_FAILED) {
CLog::Log(LOGERROR, "%s::%s write header failed!", CLASSNAME, __func__);
return PLAYER_WR_FAILED;
}
pkt->newflag = 0;
}
buf = pkt->data;
size = pkt->data_size ;
if (size == 0 && pkt->isvalid) {
pkt->isvalid = 0;
pkt->data_size = 0;
}
while (size > 0 && pkt->isvalid) {
write_bytes = codec_write(pkt->codec, buf, size);
if (write_bytes < 0 || write_bytes > size) {
CLog::Log(LOGDEBUG, "%s::%s write codec data failed, write_bytes(%d), errno(%d), size(%d)", CLASSNAME, __func__, write_bytes, errno, size);
if (-errno != AVERROR(EAGAIN)) {
CLog::Log(LOGDEBUG, "write codec data failed!");
return PLAYER_WR_FAILED;
} else {
// adjust for any data we already wrote into codec.
// we sleep a bit then exit as we will get called again
// with the same pkt because pkt->isvalid has not been cleared.
pkt->data += len;
pkt->data_size -= len;
usleep(RW_WAIT_TIME);
CLog::Log(LOGDEBUG, "%s::%s usleep(RW_WAIT_TIME), len(%d)", CLASSNAME, __func__, len);
return PLAYER_SUCCESS;
}
} else {
// keep track of what we write into codec from this pkt
// in case we get hit with EAGAIN.
len += write_bytes;
if (len == pkt->data_size) {
pkt->isvalid = 0;
pkt->data_size = 0;
break;
} else if (len < pkt->data_size) {
buf += write_bytes;
size -= write_bytes;
} else {
// writing more that we should is a failure.
return PLAYER_WR_FAILED;
}
}
}
return PLAYER_SUCCESS;
}
static int h264_add_header(unsigned char *buf, int size, am_packet_t *pkt)
{
if (size > HDR_BUF_SIZE)
{
free(pkt->hdr->data);
pkt->hdr->data = (char *)malloc(size);
if (!pkt->hdr->data)
return PLAYER_NOMEM;
}
memcpy(pkt->hdr->data, buf, size);
pkt->hdr->size = size;
return PLAYER_SUCCESS;
}
static int h264_write_header(am_private_t *para, am_packet_t *pkt)
{
CLog::Log(LOGDEBUG, "%s::%s h264_write_header", CLASSNAME, __func__);
int ret = h264_add_header(para->extradata, para->extrasize, pkt);
if (ret == PLAYER_SUCCESS) {
pkt->codec = ¶->vcodec;
pkt->newflag = 1;
ret = write_av_packet(para, pkt);
}
return ret;
}
static int hevc_add_header(unsigned char *buf, int size, am_packet_t *pkt)
{
if (size > HDR_BUF_SIZE)
{
free(pkt->hdr->data);
pkt->hdr->data = (char *)malloc(size);
if (!pkt->hdr->data)
return PLAYER_NOMEM;
}
memcpy(pkt->hdr->data, buf, size);
pkt->hdr->size = size;
return PLAYER_SUCCESS;
}
static int hevc_write_header(am_private_t *para, am_packet_t *pkt)
{
int ret = -1;
if (para->extradata) {
ret = hevc_add_header(para->extradata, para->extrasize, pkt);
}
if (ret == PLAYER_SUCCESS) {
pkt->codec = ¶->vcodec;
pkt->newflag = 1;
ret = write_av_packet(para, pkt);
}
return ret;
}
static int divx3_data_prefeeding(am_packet_t *pkt, unsigned w, unsigned h)
{
unsigned i = (w << 12) | (h & 0xfff);
unsigned char divx311_add[10] = {
0x00, 0x00, 0x00, 0x01,
0x20, 0x00, 0x00, 0x00,
0x00, 0x00
};
divx311_add[5] = (i >> 16) & 0xff;
divx311_add[6] = (i >> 8) & 0xff;
divx311_add[7] = i & 0xff;
if (pkt->hdr->data) {
memcpy(pkt->hdr->data, divx311_add, sizeof(divx311_add));
pkt->hdr->size = sizeof(divx311_add);
} else {
CLog::Log(LOGERROR, "%s::%s [divx3_data_prefeeding]No enough memory!", CLASSNAME, __func__);
return PLAYER_FAILED;
}
return PLAYER_SUCCESS;
}
static int divx3_write_header(am_private_t *para, am_packet_t *pkt)
{
CLog::Log(LOGDEBUG, "%s::%s divx3_write_header", CLASSNAME, __func__);
divx3_data_prefeeding(pkt, para->video_width, para->video_height);
pkt->codec = ¶->vcodec;
pkt->newflag = 1;
write_av_packet(para, pkt);
return PLAYER_SUCCESS;
}
static int m4s2_dx50_mp4v_add_header(unsigned char *buf, int size, am_packet_t *pkt)
{
if (size > pkt->hdr->size) {
free(pkt->hdr->data), pkt->hdr->data = NULL;
pkt->hdr->size = 0;
pkt->hdr->data = (char*)malloc(size);
if (!pkt->hdr->data) {
CLog::Log(LOGERROR, "%s::%s [m4s2_dx50_add_header] NOMEM!", CLASSNAME, __func__);
return PLAYER_FAILED;
}
}
pkt->hdr->size = size;
memcpy(pkt->hdr->data, buf, size);
return PLAYER_SUCCESS;
}
static int m4s2_dx50_mp4v_write_header(am_private_t *para, am_packet_t *pkt)
{
CLog::Log(LOGDEBUG, "%s::%s m4s2_dx50_mp4v_write_header", CLASSNAME, __func__);
int ret = m4s2_dx50_mp4v_add_header(para->extradata, para->extrasize, pkt);
if (ret == PLAYER_SUCCESS) {
pkt->codec = ¶->vcodec;
pkt->newflag = 1;
ret = write_av_packet(para, pkt);
}
return ret;
}
static int mpeg_add_header(am_private_t *para, am_packet_t *pkt)
{
CLog::Log(LOGDEBUG, "%s::%s mpeg_add_header", CLASSNAME, __func__);
#define STUFF_BYTES_LENGTH (256)
int size;
unsigned char packet_wrapper[] = {
0x00, 0x00, 0x01, 0xe0,
0x00, 0x00, /* pes packet length */
0x81, 0xc0, 0x0d,
0x20, 0x00, 0x00, 0x00, 0x00, /* PTS */
0x1f, 0xff, 0xff, 0xff, 0xff, /* DTS */
0xff, 0xff, 0xff, 0xff, 0xff, 0xff
};
size = para->extrasize + sizeof(packet_wrapper);
packet_wrapper[4] = size >> 8 ;
packet_wrapper[5] = size & 0xff ;
memcpy(pkt->hdr->data, packet_wrapper, sizeof(packet_wrapper));
size = sizeof(packet_wrapper);
//CLog::Log(LOGDEBUG, "[mpeg_add_header:%d]wrapper size=%d\n",__LINE__,size);
memcpy(pkt->hdr->data + size, para->extradata, para->extrasize);
size += para->extrasize;
//CLog::Log(LOGDEBUG, "[mpeg_add_header:%d]wrapper+seq size=%d\n",__LINE__,size);
memset(pkt->hdr->data + size, 0xff, STUFF_BYTES_LENGTH);
size += STUFF_BYTES_LENGTH;
pkt->hdr->size = size;
//CLog::Log(LOGDEBUG, "[mpeg_add_header:%d]hdr_size=%d\n",__LINE__,size);
pkt->codec = ¶->vcodec;
pkt->newflag = 1;
return write_av_packet(para, pkt);
}
int pre_header_feeding(am_private_t *para, am_packet_t *pkt)
{
int ret;
if (pkt->hdr == NULL) {
pkt->hdr = (hdr_buf_t*)malloc(sizeof(hdr_buf_t));
pkt->hdr->data = (char*)malloc(HDR_BUF_SIZE);
if (!pkt->hdr->data) {
CLog::Log(LOGERROR, "%s::%s [pre_header_feeding] NOMEM!", CLASSNAME, __func__);
return PLAYER_NOMEM;
}
}
if (para->stream_type == AM_STREAM_ES) {
if (VFORMAT_H264 == para->video_format || VFORMAT_H264_4K2K == para->video_format) {
ret = h264_write_header(para, pkt);
if (ret != PLAYER_SUCCESS) {
return ret;
}
} else if (VFORMAT_HEVC == para->video_format) {
ret = hevc_write_header(para, pkt);
if (ret != PLAYER_SUCCESS) {
return ret;
}
} else if ((VFORMAT_MPEG4 == para->video_format) && (VIDEO_DEC_FORMAT_MPEG4_3 == para->video_codec_type)) {
ret = divx3_write_header(para, pkt);
if (ret != PLAYER_SUCCESS) {
return ret;
}
} else if ((CODEC_TAG_M4S2 == para->video_codec_tag)
|| (CODEC_TAG_DX50 == para->video_codec_tag)
|| (CODEC_TAG_mp4v == para->video_codec_tag)) {
ret = m4s2_dx50_mp4v_write_header(para, pkt);
if (ret != PLAYER_SUCCESS) {
return ret;
}
} else if (( AV_CODEC_ID_MPEG1VIDEO == para->video_codec_id)
|| (AV_CODEC_ID_MPEG2VIDEO == para->video_codec_id)) {
ret = mpeg_add_header(para, pkt);
if (ret != PLAYER_SUCCESS) {
return ret;
}
}
}
if (pkt->hdr) {
if (pkt->hdr->data) {
free(pkt->hdr->data);
pkt->hdr->data = NULL;
}
free(pkt->hdr);
pkt->hdr = NULL;
}
return PLAYER_SUCCESS;
}
CLinuxC1Codec::CLinuxC1Codec() {
am_private = new am_private_t;
memzero(*am_private);
}
CLinuxC1Codec::~CLinuxC1Codec() {
delete am_private;
am_private = NULL;
}
bool CLinuxC1Codec::OpenDecoder(CDVDStreamInfo &hints) {
CLog::Log(LOGDEBUG, "%s::%s", CLASSNAME, __func__);
m_speed = DVD_PLAYSPEED_NORMAL;
m_1st_pts = 0;
m_cur_pts = 0;
m_cur_pictcnt = 0;
m_old_pictcnt = 0;
m_start_dts = 0;
m_start_pts = 0;
m_hints = hints;
m_lastFrame = nullptr;
m_dropState = false;
if (hints.width == 0 || hints.height == 0)
return false;
if (!OpenIonVideo(hints))
{
CLog::Log(LOGERROR, "CLinuxC1Codec::OpenDecoder - cannot open ION video device");
return false;
}
memzero(am_private->am_pkt);
am_private->stream_type = AM_STREAM_ES;
am_private->video_width = hints.width;
am_private->video_height = hints.height;
am_private->video_codec_id = hints.codec;
am_private->video_codec_tag = hints.codec_tag;
am_private->video_pid = hints.pid;
// handle video ratio
AVRational video_ratio = av_d2q(1, SHRT_MAX);
am_private->video_ratio = ((int32_t)video_ratio.num << 16) | video_ratio.den;
am_private->video_ratio64 = ((int64_t)video_ratio.num << 32) | video_ratio.den;
// handle video rate
if (hints.rfpsrate > 0 && hints.rfpsscale != 0)
{
// check ffmpeg r_frame_rate 1st
am_private->video_rate = 0.5 + (float)UNIT_FREQ * hints.rfpsscale / hints.rfpsrate;
}
else if (hints.fpsrate > 0 && hints.fpsscale != 0)
{
// then ffmpeg avg_frame_rate next
am_private->video_rate = 0.5 + (float)UNIT_FREQ * hints.fpsscale / hints.fpsrate;
}
// check for 1920x1080, interlaced, 25 fps
// incorrectly reported as 50 fps (yes, video_rate == 1920)
if (hints.width == 1920 && am_private->video_rate == 1920)
{
CLog::Log(LOGDEBUG, "%s::%s video_rate exception", CLASSNAME, __func__);
am_private->video_rate = 0.5 + (float)UNIT_FREQ * 1001 / 25000;
}
// check for SD h264 content incorrectly reported as 60 fsp
// mp4/avi containers :(
if (hints.codec == AV_CODEC_ID_H264 && hints.width <= 720 && am_private->video_rate == 1602)
{
CLog::Log(LOGDEBUG, "%s::%s video_rate exception", CLASSNAME, __func__);
am_private->video_rate = 0.5 + (float)UNIT_FREQ * 1001 / 24000;
}
// check for SD h264 content incorrectly reported as some form of 30 fsp
// mp4/avi containers :(
if (hints.codec == AV_CODEC_ID_H264 && hints.width <= 720)
{
if (am_private->video_rate >= 3200 && am_private->video_rate <= 3210)
{
CLog::Log(LOGDEBUG, "%s::%s video_rate exception", CLASSNAME, __func__);
am_private->video_rate = 0.5 + (float)UNIT_FREQ * 1001 / 24000;
}
}
// handle orientation
am_private->video_rotation_degree = 0;
if (hints.orientation == 90)
am_private->video_rotation_degree = 1;
else if (hints.orientation == 180)
am_private->video_rotation_degree = 2;
else if (hints.orientation == 270)
am_private->video_rotation_degree = 3;
// handle extradata
am_private->video_format = codecid_to_vformat(hints.codec);
if (am_private->video_format == VFORMAT_H264) {
if (hints.width > 1920 || hints.height > 1088) {
am_private->video_format = VFORMAT_H264_4K2K;
}
}
am_private->extrasize = hints.extrasize;
am_private->extradata = (uint8_t*)malloc(hints.extrasize);
memcpy(am_private->extradata, hints.extradata, hints.extrasize);
if (am_private->stream_type == AM_STREAM_ES && am_private->video_codec_tag != 0)
am_private->video_codec_type = codec_tag_to_vdec_type(am_private->video_codec_tag);
if (am_private->video_codec_type == VIDEO_DEC_FORMAT_UNKNOW)
am_private->video_codec_type = codec_tag_to_vdec_type(am_private->video_codec_id);
am_private->flv_flag = 0;
CLog::Log(LOGDEBUG, "%s::%s hints.width(%d), hints.height(%d), hints.codec(%d), hints.codec_tag(%d), hints.pid(%d)",
CLASSNAME, __func__, hints.width, hints.height, hints.codec, hints.codec_tag, hints.pid);
CLog::Log(LOGDEBUG, "%s::%s hints.fpsrate(%d), hints.fpsscale(%d), hints.rfpsrate(%d), hints.rfpsscale(%d), video_rate(%d)",
CLASSNAME, __func__, hints.fpsrate, hints.fpsscale, hints.rfpsrate, hints.rfpsscale, am_private->video_rate);
CLog::Log(LOGDEBUG, "%s::%s hints.orientation(%d), hints.forced_aspect(%d), hints.extrasize(%d)",
CLASSNAME, __func__, hints.orientation, hints.forced_aspect, hints.extrasize);
// default video codec params
am_private->gcodec.noblock = 0;
am_private->gcodec.video_pid = am_private->video_pid;
am_private->gcodec.video_type = am_private->video_format;
am_private->gcodec.stream_type = STREAM_TYPE_ES_VIDEO;
am_private->gcodec.format = am_private->video_codec_type;
am_private->gcodec.width = am_private->video_width;
am_private->gcodec.height = am_private->video_height;
am_private->gcodec.rate = am_private->video_rate;
am_private->gcodec.ratio = am_private->video_ratio;
am_private->gcodec.ratio64 = am_private->video_ratio64;
am_private->gcodec.param = NULL;
switch(am_private->video_format)
{
case VFORMAT_MPEG4:
am_private->gcodec.param = (void*)EXTERNAL_PTS;
break;
case VFORMAT_H264:
case VFORMAT_H264MVC:
am_private->gcodec.format = VIDEO_DEC_FORMAT_H264;
am_private->gcodec.param = (void*)EXTERNAL_PTS;
// h264 in an avi file
if (m_hints.ptsinvalid)
am_private->gcodec.param = (void*)(EXTERNAL_PTS | SYNC_OUTSIDE);
break;
case VFORMAT_H264_4K2K:
am_private->gcodec.format = VIDEO_DEC_FORMAT_H264_4K2K;
am_private->gcodec.param = (void*)EXTERNAL_PTS;
// h264 in an avi file
if (m_hints.ptsinvalid)
am_private->gcodec.param = (void*)(EXTERNAL_PTS | SYNC_OUTSIDE);
break;
case VFORMAT_HEVC:
am_private->gcodec.format = VIDEO_DEC_FORMAT_HEVC;
am_private->gcodec.param = (void*)EXTERNAL_PTS;
if (m_hints.ptsinvalid)
am_private->gcodec.param = (void*)(EXTERNAL_PTS | SYNC_OUTSIDE);
break;
default:
break;
}
am_private->gcodec.param = (void *)((uintptr_t)am_private->gcodec.param | (am_private->video_rotation_degree << 16));
// translate from generic to firmware version dependent
codec_init_para(&am_private->gcodec, &am_private->vcodec);
int ret = codec_init(&am_private->vcodec);
if (ret != CODEC_ERROR_NONE)
{
CLog::Log(LOGERROR, "%s::%s codec init failed, ret=0x%x", CLASSNAME, __func__, -ret);
CloseIonVideo();
return false;
}
// make sure we are not stuck in pause (amcodec bug)
codec_resume(&am_private->vcodec);
codec_set_cntl_mode(&am_private->vcodec, TRICKMODE_NONE);
codec_set_cntl_avthresh(&am_private->vcodec, AV_SYNC_THRESH);
codec_set_cntl_syncthresh(&am_private->vcodec, 0);
// disable tsync, we are playing video disconnected from audio.
SysfsUtils::SetInt("/sys/class/tsync/enable", 0);
am_private->am_pkt.codec = &am_private->vcodec;
pre_header_feeding(am_private, &am_private->am_pkt);
SetSpeed(m_speed);
return true;
}
bool CLinuxC1Codec::OpenIonVideo(const CDVDStreamInfo &hints)
{
PosixFilePtr ionFile = std::make_shared<PosixFile>();
if (!ionFile->Open("/dev/ion", O_RDWR))
{
CLog::Log(LOGERROR, "CLinuxC1Codec::OpenIonVideo - cannot open ION memory management device /dev/ion: %s", strerror(errno));
return false;
}
PosixFilePtr ionVideoFile = std::make_shared<PosixFile>();
if (!ionVideoFile->Open("/dev/video13", O_RDWR | O_NONBLOCK))
{
CLog::Log(LOGERROR, "CLinuxC1Codec::OpenIonVideo - cannot open ION video device /dev/video13: %s", strerror(errno));
return false;
}
v4l2_format fmt = { 0 };
fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
fmt.fmt.pix_mp.width = hints.width;
fmt.fmt.pix_mp.height = hints.height;
fmt.fmt.pix_mp.pixelformat = V4L2_PIX_FMT_RGB32;
if (ionVideoFile->IOControl(VIDIOC_S_FMT, &fmt) < 0)
{
CLog::Log(LOGERROR, "CLinuxC1Codec::OpenIonVideo - VIDIOC_S_FMT failed: %s", strerror(errno));
return false;
}
v4l2_requestbuffers req = { 0 };
req.count = 4;
req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
req.memory = V4L2_MEMORY_DMABUF;
if (ionVideoFile->IOControl(VIDIOC_REQBUFS, &req) < 0)
{
CLog::Log(LOGERROR, "CLinuxC1Codec::OpenIonVideo - VIDIOC_REQBUFS failed: %s", strerror(errno));
return false;
}
int type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
if (ionVideoFile->IOControl(VIDIOC_STREAMON, &type) < 0)
{
CLog::Log(LOGERROR, "CLinuxC1Codec::OpenIonVideo - VIDIOC_STREAMON failed: %s", strerror(errno));
return false;
}
m_ionFile = ionFile;
m_ionVideoFile = ionVideoFile;
for (size_t i = 0; i < req.count; ++i)
{
CLog::Log(LOGNOTICE, "CLinuxC1Codec::OpenIonVideo - creating a video frame (width = %d, height = %d)", hints.width, hints.height);
VideoFramePtr videoFrame = std::make_shared<VideoFrame>(ionFile, i);
if (!videoFrame->Create(hints.width, hints.height))
{
CLog::Log(LOGERROR, "CLinuxC1Codec::OpenIonVideo - cannot create a video frame (width = %d, height = %d)", hints.width, hints.height);
CloseIonVideo();
return false;
}
m_videoFrames.push_back(videoFrame);
if (!QueueFrame(videoFrame))
{
CloseIonVideo();
return false;
}
}