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libeplayer3: cleanups

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Origin commit data
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Branch: master
Commit: 42efb5c739
Author: martii <m4rtii@gmx.de>
Date: 2014-04-07 (Mon, 07 Apr 2014)


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This commit was generated by Migit
This commit is contained in:
martii
2014-04-07 23:00:03 +02:00
parent a47b826c1f
commit ae60520501
19 changed files with 1080 additions and 1212 deletions
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380
libeplayer3/writer/h264.cpp
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@@ -31,17 +31,17 @@
#include "pes.h"
#include "writer.h"
#define NALU_TYPE_PLAYER2_CONTAINER_PARAMETERS 24
#define CONTAINER_PARAMETERS_VERSION 0x00
#define NALU_TYPE_PLAYER2_CONTAINER_PARAMETERS 24
#define CONTAINER_PARAMETERS_VERSION 0x00
typedef struct avcC_s {
unsigned char Version; /* configurationVersion */
unsigned char Profile; /* AVCProfileIndication */
unsigned char Compatibility; /* profile_compatibility */
unsigned char Level; /* AVCLevelIndication */
unsigned char NalLengthMinusOne; /* held in bottom two bits */
unsigned char NumParamSets; /* held in bottom 5 bits */
unsigned char Params[1]; /* {length,params}{length,params}...sequence then picture */
unsigned char Version; // configurationVersion
unsigned char Profile; // AVCProfileIndication
unsigned char Compatibility; // profile_compatibility
unsigned char Level; // AVCLevelIndication
unsigned char NalLengthMinusOne; // held in bottom two bits
unsigned char NumParamSets; // held in bottom 5 bits
unsigned char Params[1]; // {length,params}{length,params}...sequence then picture
} avcC_t;
const unsigned char Head[] = { 0, 0, 0, 1 };
@@ -68,204 +68,200 @@ bool WriterH264::Write(int fd, AVFormatContext * /* avfc */, AVStream *stream, A
{
if (fd < 0 || !packet)
return false;
unsigned char PesHeader[PES_MAX_HEADER_SIZE];
unsigned long long int VideoPts;
unsigned int TimeDelta;
unsigned int TimeScale;
int len = 0;
int ic = 0;
struct iovec iov[128];
unsigned char PesHeader[PES_MAX_HEADER_SIZE];
unsigned long long int VideoPts;
unsigned int TimeDelta;
unsigned int TimeScale;
int len = 0;
int ic = 0;
struct iovec iov[128];
TimeDelta = 1000.0 * av_q2d(stream->r_frame_rate); /* rational to double */
TimeScale = (TimeDelta < 23970) ? 1001 : 1000; /* fixme: revise this */
VideoPts = pts;
TimeDelta = 1000.0 * av_q2d(stream->r_frame_rate); /* rational to double */
TimeScale = (TimeDelta < 23970) ? 1001 : 1000; /* fixme: revise this */
VideoPts = pts;
if ((packet->size > 3)
&& ((packet->data[0] == 0x00 && packet->data[1] == 0x00 && packet->data[2] == 0x00 && packet->data[3] == 0x01)
|| (packet->data[0] == 0xff && packet->data[1] == 0xff && packet->data[2] == 0xff && packet->data[3] == 0xff))) {
unsigned int PacketLength = 0;
unsigned int FakeStartCode = /* (call->Version << 8) | */ PES_VERSION_FAKE_START_CODE;
iov[ic++].iov_base = PesHeader;
if (initialHeader) {
initialHeader = false;
iov[ic].iov_base = stream->codec->extradata;
iov[ic++].iov_len = stream->codec->extradata_size;
PacketLength += stream->codec->extradata_size;
}
iov[ic].iov_base = packet->data;
iov[ic++].iov_len = packet->size;
PacketLength += packet->size;
// Hellmaster1024:
// some packets will only be accepted by the player if we send one byte more than data is available.
// The content of this byte does not matter. It will be ignored by the player
iov[ic].iov_base = (void *) "";
iov[ic++].iov_len = 1;
iov[0].iov_len = InsertPesHeader(PesHeader, PacketLength, MPEG_VIDEO_PES_START_CODE, pts, FakeStartCode);
return writev(fd, iov, ic) > -1;
}
if ((packet->size > 3)
&& ((packet->data[0] == 0x00 && packet->data[1] == 0x00 && packet->data[2] == 0x00 && packet->data[3] == 0x01)
|| (packet->data[0] == 0xff && packet->data[1] == 0xff && packet->data[2] == 0xff && packet->data[3] == 0xff))) {
unsigned int PacketLength = 0;
unsigned int FakeStartCode = /* (call->Version << 8) | */ PES_VERSION_FAKE_START_CODE;
iov[ic++].iov_base = PesHeader;
if (initialHeader) {
initialHeader = false;
iov[ic].iov_base = stream->codec->extradata;
iov[ic++].iov_len = stream->codec->extradata_size;
PacketLength += stream->codec->extradata_size;
}
iov[ic].iov_base = packet->data;
iov[ic++].iov_len = packet->size;
PacketLength += packet->size;
/*Hellmaster1024: some packets will only be accepted by the player if we send one byte more than
data is available. The content of this byte does not matter. It will be ignored
by the player */
iov[ic].iov_base = (void *) "";
iov[ic++].iov_len = 1;
iov[0].iov_len =
InsertPesHeader(PesHeader, PacketLength, MPEG_VIDEO_PES_START_CODE, pts, FakeStartCode);
return writev(fd, iov, ic) > -1;
}
avcC_t *avcCHeader = (avcC_t *) stream->codec->extradata;
unsigned int i;
unsigned int ParamSets;
unsigned int ParamOffset;
unsigned int InitialHeaderLength = 0;
unsigned int ParametersLength;
if (initialHeader) {
avcC_t *avcCHeader = (avcC_t *) stream->codec->extradata;
unsigned int i;
unsigned int ParamSets;
unsigned int ParamOffset;
unsigned int InitialHeaderLength = 0;
unsigned int ParametersLength;
if (avcCHeader == NULL) {
fprintf(stderr, "stream->codec->extradata == NULL\n");
return false;
}
if (avcCHeader == NULL) {
fprintf(stderr, "stream->codec->extradata == NULL\n");
return false;
if (avcCHeader->Version != 1)
fprintf(stderr, "Error unknown avcC version (%x). Expect problems.\n", avcCHeader->Version);
ParametersLength = 0;
unsigned char HeaderData[19];
HeaderData[ParametersLength++] = 0x00; // Start code
HeaderData[ParametersLength++] = 0x00;
HeaderData[ParametersLength++] = 0x01;
HeaderData[ParametersLength++] = NALU_TYPE_PLAYER2_CONTAINER_PARAMETERS;
// Container message version - changes when/if we vary the format of the message
HeaderData[ParametersLength++] = CONTAINER_PARAMETERS_VERSION;
HeaderData[ParametersLength++] = 0xff; // Field separator
if (TimeDelta == 0xffffffff)
TimeDelta = (TimeScale > 1000) ? 1001 : 1;
HeaderData[ParametersLength++] = (TimeScale >> 24) & 0xff; // Output the timescale
HeaderData[ParametersLength++] = (TimeScale >> 16) & 0xff;
HeaderData[ParametersLength++] = 0xff;
HeaderData[ParametersLength++] = (TimeScale >> 8) & 0xff;
HeaderData[ParametersLength++] = TimeScale & 0xff;
HeaderData[ParametersLength++] = 0xff;
HeaderData[ParametersLength++] = (TimeDelta >> 24) & 0xff; // Output frame period
HeaderData[ParametersLength++] = (TimeDelta >> 16) & 0xff;
HeaderData[ParametersLength++] = 0xff;
HeaderData[ParametersLength++] = (TimeDelta >> 8) & 0xff;
HeaderData[ParametersLength++] = TimeDelta & 0xff;
HeaderData[ParametersLength++] = 0xff;
HeaderData[ParametersLength++] = 0x80; // Rsbp trailing bits
assert(ParametersLength <= sizeof(HeaderData));
ic = 0;
iov[ic].iov_base = PesHeader;
iov[ic++].iov_len = InsertPesHeader(PesHeader, ParametersLength, MPEG_VIDEO_PES_START_CODE, INVALID_PTS_VALUE, 0);
iov[ic].iov_base = HeaderData;
iov[ic++].iov_len = ParametersLength;
len = writev(fd, iov, ic);
if (len < 0)
return false;
NalLengthBytes = (avcCHeader->NalLengthMinusOne & 0x03) + 1;
ParamSets = avcCHeader->NumParamSets & 0x1f;
ParamOffset = 0;
ic = 0;
iov[ic++].iov_base = PesHeader;
for (i = 0; i < ParamSets; i++) {
unsigned int PsLength =
(avcCHeader->Params[ParamOffset] << 8) +
avcCHeader->Params[ParamOffset + 1];
iov[ic].iov_base = (char *) Head;
iov[ic++].iov_len = sizeof(Head);
InitialHeaderLength += sizeof(Head);
iov[ic].iov_base = &avcCHeader->Params[ParamOffset + 2];
iov[ic++].iov_len = PsLength;
InitialHeaderLength += PsLength;
ParamOffset += PsLength + 2;
}
ParamSets = avcCHeader->Params[ParamOffset];
ParamOffset++;
for (i = 0; i < ParamSets; i++) {
unsigned int PsLength =
(avcCHeader->Params[ParamOffset] << 8) +
avcCHeader->Params[ParamOffset + 1];
iov[ic].iov_base = (char *) Head;
iov[ic++].iov_len = sizeof(Head);
InitialHeaderLength += sizeof(Head);
iov[ic].iov_base = &avcCHeader->Params[ParamOffset + 2];
iov[ic++].iov_len = PsLength;
InitialHeaderLength += PsLength;
ParamOffset += PsLength + 2;
}
iov[0].iov_len = InsertPesHeader(PesHeader, InitialHeaderLength, MPEG_VIDEO_PES_START_CODE, INVALID_PTS_VALUE, 0);
ssize_t l = writev(fd, iov, ic);
if (l < 0)
return false;
len += l;
initialHeader = 0;
}
if (avcCHeader->Version != 1)
fprintf(stderr, "Error unknown avcC version (%x). Expect problems.\n", avcCHeader->Version);
unsigned int SampleSize = packet->size;
unsigned int NalStart = 0;
unsigned int VideoPosition = 0;
ParametersLength = 0;
do {
unsigned int NalLength;
unsigned char NalData[4];
int NalPresent = 1;
unsigned char HeaderData[19];
HeaderData[ParametersLength++] = 0x00; // Start code
HeaderData[ParametersLength++] = 0x00;
HeaderData[ParametersLength++] = 0x01;
HeaderData[ParametersLength++] =
NALU_TYPE_PLAYER2_CONTAINER_PARAMETERS;
// Container message version - changes when/if we vary the format of the message
HeaderData[ParametersLength++] = CONTAINER_PARAMETERS_VERSION;
HeaderData[ParametersLength++] = 0xff; // Field separator
memcpy(NalData, packet->data + VideoPosition, NalLengthBytes);
VideoPosition += NalLengthBytes;
NalStart += NalLengthBytes;
switch (NalLengthBytes) {
case 1:
NalLength = (NalData[0]);
break;
case 2:
NalLength = (NalData[0] << 8) | (NalData[1]);
break;
case 3:
NalLength = (NalData[0] << 16) | (NalData[1] << 8) | (NalData[2]);
break;
default:
NalLength = (NalData[0] << 24) | (NalData[1] << 16) | (NalData[2] << 8) | (NalData[3]);
break;
}
if (TimeDelta == 0xffffffff)
TimeDelta = (TimeScale > 1000) ? 1001 : 1;
if (NalStart + NalLength > SampleSize) {
fprintf(stderr, "nal length past end of buffer - size %u frame offset %u left %u\n", NalLength, NalStart, SampleSize - NalStart);
NalStart = SampleSize;
} else {
NalStart += NalLength;
ic = 0;
iov[ic++].iov_base = PesHeader;
HeaderData[ParametersLength++] = (TimeScale >> 24) & 0xff; // Output the timescale
HeaderData[ParametersLength++] = (TimeScale >> 16) & 0xff;
HeaderData[ParametersLength++] = 0xff;
HeaderData[ParametersLength++] = (TimeScale >> 8) & 0xff;
HeaderData[ParametersLength++] = TimeScale & 0xff;
HeaderData[ParametersLength++] = 0xff;
if (NalPresent) {
NalPresent = 0;
iov[ic].iov_base = (char *) Head;
iov[ic++].iov_len = sizeof(Head);
}
HeaderData[ParametersLength++] = (TimeDelta >> 24) & 0xff; // Output frame period
HeaderData[ParametersLength++] = (TimeDelta >> 16) & 0xff;
HeaderData[ParametersLength++] = 0xff;
HeaderData[ParametersLength++] = (TimeDelta >> 8) & 0xff;
HeaderData[ParametersLength++] = TimeDelta & 0xff;
HeaderData[ParametersLength++] = 0xff;
HeaderData[ParametersLength++] = 0x80; // Rsbp trailing bits
iov[ic].iov_base = packet->data + VideoPosition;
iov[ic++].iov_len = NalLength;
VideoPosition += NalLength;
assert(ParametersLength <= sizeof(HeaderData));
iov[0].iov_len = InsertPesHeader(PesHeader, NalLength, MPEG_VIDEO_PES_START_CODE, VideoPts, 0);
ssize_t l = writev(fd, iov, ic);
if (l < 0)
return false;
len += l;
ic = 0;
iov[ic].iov_base = PesHeader;
iov[ic++].iov_len = InsertPesHeader(PesHeader, ParametersLength, MPEG_VIDEO_PES_START_CODE, INVALID_PTS_VALUE, 0);
iov[ic].iov_base = HeaderData;
iov[ic++].iov_len = ParametersLength;
len = writev(fd, iov, ic);
if (len < 0)
return false;
VideoPts = INVALID_PTS_VALUE;
}
} while (NalStart < SampleSize);
NalLengthBytes = (avcCHeader->NalLengthMinusOne & 0x03) + 1;
ParamSets = avcCHeader->NumParamSets & 0x1f;
ParamOffset = 0;
ic = 0;
iov[ic++].iov_base = PesHeader;
for (i = 0; i < ParamSets; i++) {
unsigned int PsLength =
(avcCHeader->Params[ParamOffset] << 8) +
avcCHeader->Params[ParamOffset + 1];
iov[ic].iov_base = (char *) Head;
iov[ic++].iov_len = sizeof(Head);
InitialHeaderLength += sizeof(Head);
iov[ic].iov_base = &avcCHeader->Params[ParamOffset + 2];
iov[ic++].iov_len = PsLength;
InitialHeaderLength += PsLength;
ParamOffset += PsLength + 2;
}
ParamSets = avcCHeader->Params[ParamOffset];
ParamOffset++;
for (i = 0; i < ParamSets; i++) {
unsigned int PsLength =
(avcCHeader->Params[ParamOffset] << 8) +
avcCHeader->Params[ParamOffset + 1];
iov[ic].iov_base = (char *) Head;
iov[ic++].iov_len = sizeof(Head);
InitialHeaderLength += sizeof(Head);
iov[ic].iov_base = &avcCHeader->Params[ParamOffset + 2];
iov[ic++].iov_len = PsLength;
InitialHeaderLength += PsLength;
ParamOffset += PsLength + 2;
}
iov[0].iov_len = InsertPesHeader(PesHeader, InitialHeaderLength, MPEG_VIDEO_PES_START_CODE, INVALID_PTS_VALUE, 0);
ssize_t l = writev(fd, iov, ic);
if (l < 0)
return false;
len += l;
initialHeader = 0;
}
unsigned int SampleSize = packet->size;
unsigned int NalStart = 0;
unsigned int VideoPosition = 0;
do {
unsigned int NalLength;
unsigned char NalData[4];
int NalPresent = 1;
memcpy(NalData, packet->data + VideoPosition, NalLengthBytes);
VideoPosition += NalLengthBytes;
NalStart += NalLengthBytes;
switch (NalLengthBytes) {
case 1:
NalLength = (NalData[0]);
break;
case 2:
NalLength = (NalData[0] << 8) | (NalData[1]);
break;
case 3:
NalLength = (NalData[0] << 16) | (NalData[1] << 8) | (NalData[2]);
break;
default:
NalLength = (NalData[0] << 24) | (NalData[1] << 16) | (NalData[2] << 8) | (NalData[3]);
break;
}
if (NalStart + NalLength > SampleSize) {
fprintf(stderr, "nal length past end of buffer - size %u frame offset %u left %u\n", NalLength, NalStart, SampleSize - NalStart);
NalStart = SampleSize;
} else {
NalStart += NalLength;
ic = 0;
iov[ic++].iov_base = PesHeader;
if (NalPresent) {
NalPresent = 0;
iov[ic].iov_base = (char *) Head;
iov[ic++].iov_len = sizeof(Head);
}
iov[ic].iov_base = packet->data + VideoPosition;
iov[ic++].iov_len = NalLength;
VideoPosition += NalLength;
iov[0].iov_len =
InsertPesHeader(PesHeader, NalLength,
MPEG_VIDEO_PES_START_CODE, VideoPts, 0);
ssize_t l = writev(fd, iov, ic);
if (l < 0)
return false;
len += l;
VideoPts = INVALID_PTS_VALUE;
}
} while (NalStart < SampleSize);
return len > -1;
return len > -1;
}
WriterH264::WriterH264()