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libstb-hal/libeplayer3/container/container_ffmpeg.cpp

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/*
* Container handling for all stream's handled by ffmpeg
* konfetti 2010; based on code from crow
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* ***************************** */
/* Includes */
/* ***************************** */
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <unistd.h>
#include <memory.h>
#include <string.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/poll.h>
#include <pthread.h>
#include <sys/prctl.h>
#include <linux/dvb/stm_ioctls.h>
#include "player.h"
#include "misc.h"
#include "debug.h"
/* ***************************** */
/* Makros/Constants */
/* ***************************** */
#define FFMPEG_DEBUG
#ifdef FFMPEG_DEBUG
static short debug_level = 0;
#define ffmpeg_printf(level, fmt, x...) do { \
if (debug_level >= level) printf("[%s:%s] " fmt, FILENAME, __FUNCTION__, ## x); } while (0)
#else
#define ffmpeg_printf(level, fmt, x...)
#endif
#ifndef FFMPEG_SILENT
#define ffmpeg_err(fmt, x...) do { printf("[%s:%s] " fmt, FILENAME, __FUNCTION__, ## x); } while (0)
#else
#define ffmpeg_err(fmt, x...)
#endif
/* Error Constants */
#define cERR_CONTAINER_FFMPEG_NO_ERROR 0
#define cERR_CONTAINER_FFMPEG_INIT -1
#define cERR_CONTAINER_FFMPEG_NOT_SUPPORTED -2
#define cERR_CONTAINER_FFMPEG_INVALID_FILE -3
#define cERR_CONTAINER_FFMPEG_RUNNING -4
#define cERR_CONTAINER_FFMPEG_NOMEM -5
#define cERR_CONTAINER_FFMPEG_OPEN -6
#define cERR_CONTAINER_FFMPEG_STREAM -7
#define cERR_CONTAINER_FFMPEG_NULL -8
#define cERR_CONTAINER_FFMPEG_ERR -9
#define cERR_CONTAINER_FFMPEG_END_OF_FILE -10
static const char *FILENAME = "container_ffmpeg.c";
/* ***************************** */
/* Types */
/* ***************************** */
/* ***************************** */
/* Variables */
/* ***************************** */
static pthread_t PlayThread;
static int hasPlayThreadStarted = 0;
static AVFormatContext *avContext = NULL;
static unsigned char isContainerRunning = 0;
static float seek_sec_abs = -1.0, seek_sec_rel = 0.0;
/* ***************************** */
/* Prototypes */
/* ***************************** */
/* ***************************** */
/* MISC Functions */
/* ***************************** */
int64_t calcPts(AVFormatContext *avfc, AVStream * stream, int64_t pts)
{
if (!avfc || !stream) {
ffmpeg_err("context / stream null\n");
return INVALID_PTS_VALUE;
}
if (pts == AV_NOPTS_VALUE)
pts = INVALID_PTS_VALUE;
else if (avContext->start_time == AV_NOPTS_VALUE)
pts = 90000.0 * (double) pts * av_q2d(stream->time_base);
else
pts = 90000.0 * (double) pts * av_q2d(stream->time_base) - 90000.0 * avfc->start_time / AV_TIME_BASE;
if (pts & 0x8000000000000000ull)
pts = INVALID_PTS_VALUE;
return pts;
}
/* **************************** */
/* Worker Thread */
/* **************************** */
// from neutrino-mp/lib/libdvbsubtitle/dvbsub.cpp
extern "C" void dvbsub_write(AVSubtitle *, int64_t);
extern "C" void dvbsub_ass_write(AVCodecContext *c, AVSubtitle *sub, int pid);
extern "C" void dvbsub_ass_clear(void);
// from neutrino-mp/lib/lib/libtuxtxt/tuxtxt_common.h
extern "C" void teletext_write(int pid, uint8_t *data, int size);
static void *FFMPEGThread(void *arg)
{
Player *context = (Player *) arg;
char threadname[17];
strncpy(threadname, __func__, sizeof(threadname));
threadname[16] = 0;
prctl(PR_SET_NAME, (unsigned long) &threadname);
hasPlayThreadStarted = 1;
int64_t currentVideoPts = 0, currentAudioPts = 0, showtime = 0, bofcount = 0;
ffmpeg_printf(10, "\n");
while (context->playback->isCreationPhase) {
ffmpeg_err("Thread waiting for end of init phase...\n");
usleep(1000);
}
ffmpeg_printf(10, "Running!\n");
bool restart_audio_resampling = false;
while (context && context->playback && context->playback->isPlaying && !context->playback->abortRequested) {
//IF MOVIE IS PAUSED, WAIT
if (context->playback->isPaused) {
ffmpeg_printf(20, "paused\n");
usleep(100000);
continue;
}
int seek_target_flag = 0;
int64_t seek_target = INT64_MIN;
if (seek_sec_rel != 0.0) {
if (avContext->iformat->flags & AVFMT_TS_DISCONT) {
float br = (avContext->bit_rate) ? avContext->bit_rate / 8.0 : 180000.0;
seek_target_flag = AVSEEK_FLAG_BYTE;
seek_target = avio_tell(avContext->pb) + seek_sec_rel * br;
} else {
seek_target = ((((currentVideoPts > 0) ? currentVideoPts : currentAudioPts) / 90000.0) + seek_sec_rel) * AV_TIME_BASE;
}
seek_sec_rel = 0.0;
} else if (seek_sec_abs >= 0.0) {
if (avContext->iformat->flags & AVFMT_TS_DISCONT) {
float br = (avContext->bit_rate) ? avContext->bit_rate / 8.0 : 180000.0;
seek_target_flag = AVSEEK_FLAG_BYTE;
seek_target = seek_sec_abs * br;
} else {
seek_target = seek_sec_abs * AV_TIME_BASE;
}
seek_sec_abs = -1.0;
} else if (context->playback->BackWard && av_gettime() >= showtime) {
context->output->Command(context, OUTPUT_CLEAR, "video");
if (bofcount == 1) {
showtime = av_gettime();
usleep(100000);
continue;
}
if (avContext->iformat->flags & AVFMT_TS_DISCONT) {
off_t pos = avio_tell(avContext->pb);
if (pos > 0) {
float br;
if (avContext->bit_rate)
br = avContext->bit_rate / 8.0;
else
br = 180000.0;
seek_target = pos + context->playback->Speed * 8 * br;
seek_target_flag = AVSEEK_FLAG_BYTE;
}
} else {
seek_target = ((((currentVideoPts > 0) ? currentVideoPts : currentAudioPts) / 90000.0) + context->playback->Speed * 8) * AV_TIME_BASE;;
}
showtime = av_gettime() + 300000; //jump back every 300ms
} else {
bofcount = 0;
}
if (seek_target > INT64_MIN) {
int res;
if (seek_target < 0)
seek_target = 0;
res = avformat_seek_file(avContext, -1, INT64_MIN, seek_target, INT64_MAX, seek_target_flag);
if (res < 0 && context->playback->BackWard)
bofcount = 1;
seek_target = INT64_MIN;
restart_audio_resampling = true;
// flush streams
unsigned int i;
for (i = 0; i < avContext->nb_streams; i++)
if (avContext->streams[i]->codec && avContext->streams[i]->codec->codec)
avcodec_flush_buffers(avContext->streams[i]->codec);
}
AVPacket packet;
av_init_packet(&packet);
int av_res = av_read_frame(avContext, &packet);
if (av_res == AVERROR(EAGAIN)) {
av_free_packet(&packet);
continue;
}
if (av_res) { // av_read_frame failed
ffmpeg_err("no data ->end of file reached ?\n");
av_free_packet(&packet);
break; // while
}
long long int pts;
Track_t *videoTrack = NULL;
Track_t *audioTrack = NULL;
Track_t *subtitleTrack = NULL;
Track_t *teletextTrack = NULL;
context->playback->readCount += packet.size;
int pid = avContext->streams[packet.stream_index]->id;
if (context->manager->video->Command(context, MANAGER_GET_TRACK, &videoTrack) < 0)
ffmpeg_err("error getting video track\n");
if (context->manager->audio->Command(context, MANAGER_GET_TRACK, &audioTrack) < 0)
ffmpeg_err("error getting audio track\n");
if (context->manager->subtitle->Command(context, MANAGER_GET_TRACK, &subtitleTrack) < 0)
ffmpeg_err("error getting subtitle track\n");
if (context->manager->teletext->Command(context, MANAGER_GET_TRACK, &teletextTrack) < 0)
ffmpeg_err("error getting teletext track\n");
ffmpeg_printf(200, "packet_size %d - index %d\n", packet.size, pid);
if (videoTrack && (videoTrack->Id == pid)) {
currentVideoPts = pts = calcPts(avContext, videoTrack->stream, packet.pts);
ffmpeg_printf(200, "VideoTrack index = %d %lld\n", pid, currentVideoPts);
if (!context->output->Write(avContext, videoTrack->stream, &packet, currentVideoPts))
ffmpeg_err("writing data to video device failed\n");
} else if (audioTrack && (audioTrack->Id == pid)) {
if (restart_audio_resampling) {
restart_audio_resampling = false;
context->output->Write(avContext, audioTrack->stream, NULL, currentAudioPts);
}
if (!context->playback->BackWard) {
currentAudioPts = pts = calcPts(avContext, audioTrack->stream, packet.pts);
if (!context->output->Write(avContext, audioTrack->stream, &packet, currentAudioPts))
ffmpeg_err("writing data to audio device failed\n");
}
} else if (subtitleTrack && (subtitleTrack->Id == pid)) {
float duration = 3.0;
ffmpeg_printf(100, "subtitleTrack->stream %p \n", subtitleTrack->stream);
pts = calcPts(avContext, subtitleTrack->stream, packet.pts);
if (duration > 0.0) {
/* is there a decoder ? */
if (((AVStream *) subtitleTrack->stream)->codec->codec) {
AVSubtitle sub;
memset(&sub, 0, sizeof(sub));
int got_sub_ptr;
if (avcodec_decode_subtitle2(((AVStream *) subtitleTrack->stream)->codec, &sub, &got_sub_ptr, &packet) < 0) {
ffmpeg_err("error decoding subtitle\n");
}
if (got_sub_ptr && sub.num_rects > 0) {
switch (sub.rects[0]->type) {
case SUBTITLE_TEXT: // FIXME?
case SUBTITLE_ASS:
dvbsub_ass_write(((AVStream *) subtitleTrack->stream)->codec, &sub, pid);
break;
case SUBTITLE_BITMAP:
ffmpeg_printf(0, "bitmap\n");
dvbsub_write(&sub, pts);
// avsubtitle_free() will be called by handler
break;
default:
break;
}
}
}
} /* duration */
} else if (teletextTrack && (teletextTrack->Id == pid)) {
teletext_write(pid, packet.data, packet.size);
}
av_free_packet(&packet);
} /* while */
if (context && context->playback && context->output && context->playback->abortRequested)
context->output->Command(context, OUTPUT_CLEAR, NULL);
dvbsub_ass_clear();
if (context->playback)
context->playback->abortPlayback = 1;
hasPlayThreadStarted = 0;
ffmpeg_printf(10, "terminating\n");
pthread_exit(NULL);
}
/* **************************** */
/* Container part for ffmpeg */
/* **************************** */
static int terminating = 0;
static int interrupt_cb(void *ctx)
{
PlaybackHandler_t *p = (PlaybackHandler_t *) ctx;
return p->abortPlayback | p->abortRequested;
}
static void log_callback(void *ptr __attribute__ ((unused)), int lvl __attribute__ ((unused)), const char *format, va_list ap)
{
if (debug_level > 10)
vfprintf(stderr, format, ap);
}
static void container_ffmpeg_read_subtitle(Player * context, const char *filename, const char *format, int pid) {
const char *lastDot = strrchr(filename, '.');
if (!lastDot)
return;
char *subfile = (char *) alloca(strlen(filename) + strlen(format));
strcpy(subfile, filename);
strcpy(subfile + (lastDot + 1 - filename), format);
AVFormatContext *avfc = avformat_alloc_context();
if (avformat_open_input(&avfc, subfile, av_find_input_format(format), 0)) {
avformat_free_context(avfc);
return;
}
avformat_find_stream_info(avfc, NULL);
if (avfc->nb_streams != 1) {
avformat_free_context(avfc);
return;
}
AVCodecContext *c = avfc->streams[0]->codec;
AVCodec *codec = avcodec_find_decoder(c->codec_id);
if (!codec) {
avformat_free_context(avfc);
return;
}
// fprintf(stderr, "codec=%s\n", avcodec_get_name(c->codec_id));
if (avcodec_open2(c, codec, NULL) < 0) {
fprintf(stderr, "%s %d: avcodec_open\n", __FILE__, __LINE__);
avformat_free_context(avfc);
return;
}
AVPacket avpkt;
av_init_packet(&avpkt);
if (c->subtitle_header)
fprintf(stderr, "%s\n", c->subtitle_header);
while (av_read_frame(avfc, &avpkt) > -1) {
AVSubtitle sub;
memset(&sub, 0, sizeof(sub));
int got_sub = 0;
avcodec_decode_subtitle2(c, &sub, &got_sub, &avpkt);
if (got_sub)
dvbsub_ass_write(c, &sub, pid);
av_free_packet(&avpkt);
}
avformat_close_input(&avfc);
avformat_free_context(avfc);
Track_t track;
track.Name = format;
track.is_static = 1;
track.Id = pid;
context->manager->subtitle->Command(context, MANAGER_ADD, &track);
}
static void container_ffmpeg_read_subtitles(Player * context, const char *filename) {
if (strncmp(filename, "file://", 7))
return;
filename += 7;
container_ffmpeg_read_subtitle(context, filename, "srt", 0xFFFF);
container_ffmpeg_read_subtitle(context, filename, "ass", 0xFFFE);
container_ffmpeg_read_subtitle(context, filename, "ssa", 0xFFFD);
}
// from output/linuxdvb.cpp ... FIXME!
extern AVStream *audioStream;
extern AVStream *videoStream;
int container_ffmpeg_init(Player * context, const char *filename)
{
int err;
ffmpeg_printf(10, ">\n");
av_log_set_callback(log_callback);
if (filename == NULL) {
ffmpeg_err("filename NULL\n");
return cERR_CONTAINER_FFMPEG_NULL;
}
if (context == NULL) {
ffmpeg_err("context NULL\n");
return cERR_CONTAINER_FFMPEG_NULL;
}
ffmpeg_printf(10, "filename %s\n", filename);
if (isContainerRunning) {
ffmpeg_err("ups already running?\n");
return cERR_CONTAINER_FFMPEG_RUNNING;
}
isContainerRunning = 1;
/* initialize ffmpeg */
avcodec_register_all();
av_register_all();
avformat_network_init();
context->playback->abortRequested = 0;
context->playback->abortPlayback = 0;
avContext = avformat_alloc_context();
avContext->interrupt_callback.callback = interrupt_cb;
avContext->interrupt_callback.opaque = context->playback;
if ((err = avformat_open_input(&avContext, filename, NULL, 0)) != 0) {
char error[512];
ffmpeg_err("avformat_open_input failed %d (%s)\n", err, filename);
av_strerror(err, error, 512);
ffmpeg_err("Cause: %s\n", error);
isContainerRunning = 0;
return cERR_CONTAINER_FFMPEG_OPEN;
}
avContext->iformat->flags |= AVFMT_SEEK_TO_PTS;
avContext->flags = AVFMT_FLAG_GENPTS;
if (context->playback->noprobe) {
ffmpeg_printf(5, "noprobe\n");
avContext->max_analyze_duration = 1;
avContext->probesize = 8192;
}
ffmpeg_printf(20, "find_streaminfo\n");
if (avformat_find_stream_info(avContext, NULL) < 0) {
ffmpeg_err("Error avformat_find_stream_info\n");
#ifdef this_is_ok
/* crow reports that sometimes this returns an error
* but the file is played back well. so remove this
* until other works are done and we can prove this.
*/
avformat_close_input(&avContext);
isContainerRunning = 0;
return cERR_CONTAINER_FFMPEG_STREAM;
#endif
}
terminating = 0;
int res = container_ffmpeg_update_tracks(context, filename);
audioStream = NULL;
videoStream = NULL;
unsigned int n, found_av = 0;
for (n = 0; n < avContext->nb_streams; n++) {
AVStream *stream = avContext->streams[n];
switch (stream->codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
if (!audioStream)
audioStream = stream;
found_av = 1;
break;
case AVMEDIA_TYPE_VIDEO:
if (!videoStream)
videoStream = stream;
found_av = 1;
break;
default:
break;
}
}
if (!found_av) {
avformat_close_input(&avContext);
isContainerRunning = 0;
return cERR_CONTAINER_FFMPEG_STREAM;
}
container_ffmpeg_read_subtitles(context, filename);
return res;
}
int container_ffmpeg_update_tracks(Player * context, const char *filename)
{
if (terminating)
return cERR_CONTAINER_FFMPEG_NO_ERROR;
if (context->manager->chapter) {
unsigned int i;
context->manager->video->Command(context, MANAGER_INIT_UPDATE, NULL);
for (i = 0; i < avContext->nb_chapters; i++) {
Track_t track;
track.Id = i;
AVDictionaryEntry *title;
AVChapter *ch = avContext->chapters[i];
title = av_dict_get(ch->metadata, "title", NULL, 0);
track.Name = strdup(title ? title->value : "und");
ffmpeg_printf(10, "Chapter %s\n", track.Name.c_str());
track.chapter_start = (double) ch->start * av_q2d(ch->time_base) * 1000.0;
track.chapter_end = (double) ch->end * av_q2d(ch->time_base) * 1000.0;
context->manager->chapter->Command(context, MANAGER_ADD, &track);
}
}
if (context->manager->video)
context->manager->video->Command(context, MANAGER_INIT_UPDATE, NULL);
if (context->manager->audio)
context->manager->audio->Command(context, MANAGER_INIT_UPDATE, NULL);
if (context->manager->subtitle)
context->manager->subtitle->Command(context, MANAGER_INIT_UPDATE, NULL);
if (context->manager->teletext)
context->manager->teletext->Command(context, MANAGER_INIT_UPDATE, NULL);
ffmpeg_printf(20, "dump format\n");
av_dump_format(avContext, 0, filename, 0);
ffmpeg_printf(1, "number streams %d\n", avContext->nb_streams);
unsigned int n;
for (n = 0; n < avContext->nb_streams; n++) {
Track_t track;
AVStream *stream = avContext->streams[n];
if (!stream->id)
stream->id = n + 1;
track.avfc = avContext;
track.stream = stream;
switch (stream->codec->codec_type) {
case AVMEDIA_TYPE_VIDEO:
ffmpeg_printf(10, "CODEC_TYPE_VIDEO %d\n", stream->codec->codec_type);
track.Name = "und";
track.avfc = avContext;
track.Id = stream->id;
if (stream->duration == AV_NOPTS_VALUE) {
ffmpeg_printf(10, "Stream has no duration so we take the duration from context\n");
track.duration = (double) avContext->duration / 1000.0;
} else {
track.duration = (double) stream->duration * av_q2d(stream->time_base) * 1000.0;
}
if (context->manager->video)
if (context->manager->video->Command(context, MANAGER_ADD, &track) < 0) {
/* konfetti: fixme: is this a reason to return with error? */
ffmpeg_err("failed to add track %d\n", n);
}
break;
case AVMEDIA_TYPE_AUDIO:
ffmpeg_printf(10, "CODEC_TYPE_AUDIO %d\n", stream->codec->codec_type);
AVDictionaryEntry *lang;
lang = av_dict_get(stream->metadata, "language", NULL, 0);
track.Name = lang ? lang->value : "und";
ffmpeg_printf(10, "Language %s\n", track.Name.c_str());
track.Id = stream->id;
track.duration = (double) stream->duration * av_q2d(stream->time_base) * 1000.0;
if (stream->duration == AV_NOPTS_VALUE) {
ffmpeg_printf(10, "Stream has no duration so we take the duration from context\n");
track.duration = (double) avContext->duration / 1000.0;
} else {
track.duration = (double) stream->duration * av_q2d(stream->time_base) * 1000.0;
}
switch(stream->codec->codec_id) {
case AUDIO_ENCODING_MPEG2:
track.ac3flags = 9;
break;
case AV_CODEC_ID_MP3:
track.ac3flags = 4;
break;
case AV_CODEC_ID_AC3:
track.ac3flags = 1;
break;
case AV_CODEC_ID_EAC3:
track.ac3flags = 7;
break;
case AV_CODEC_ID_DTS:
track.ac3flags = 6;
break;
case AV_CODEC_ID_AAC:
track.ac3flags = 5;
break;
default:
track.ac3flags = 0;
}
if (context->manager->audio) {
if (context->manager->audio->Command(context, MANAGER_ADD, &track) < 0) {
/* konfetti: fixme: is this a reason to return with error? */
ffmpeg_err("failed to add track %d\n", n);
}
}
break;
case AVMEDIA_TYPE_SUBTITLE:
{
AVDictionaryEntry *lang;
ffmpeg_printf(10, "CODEC_TYPE_SUBTITLE %d\n", stream->codec->codec_type);
lang = av_dict_get(stream->metadata, "language", NULL, 0);
track.Name = lang ? lang->value : "und";
ffmpeg_printf(10, "Language %s\n", track.Name.c_str());
track.Id = stream->id;
track.duration = (double) stream->duration * av_q2d(stream->time_base) * 1000.0;
#if 0
track.aacbuf = 0;
track.have_aacheader = -1;
#endif
ffmpeg_printf(10, "subtitle codec %d\n", stream->codec->codec_id);
ffmpeg_printf(10, "subtitle width %d\n", stream->codec->width);
ffmpeg_printf(10, "subtitle height %d\n", stream->codec->height);
ffmpeg_printf(10, "subtitle stream %p\n", stream);
ffmpeg_printf(10, "FOUND SUBTITLE %s\n", track.Name.c_str());
if (stream->codec->codec_id == AV_CODEC_ID_DVB_TELETEXT && context->manager->teletext) {
ffmpeg_printf(10, "dvb_teletext\n");
int i = 0;
AVDictionaryEntry *t = NULL;
do {
char tmp[30];
snprintf(tmp, sizeof(tmp), "teletext_%d", i);
t = av_dict_get(stream->metadata, tmp, NULL, 0);
if (t) {
track.Name = t->value;
if (context->manager->teletext->Command(context, MANAGER_ADD, &track) < 0)
ffmpeg_err("failed to add teletext track %d\n", n);
}
i++;
} while (t);
} else if (context->manager->subtitle) {
if (!stream->codec->codec) {
stream->codec->codec = avcodec_find_decoder(stream->codec->codec_id);
if (!stream->codec->codec)
ffmpeg_err("avcodec_find_decoder failed for subtitle track %d\n", n);
else if (avcodec_open2(stream->codec, stream->codec->codec, NULL)) {
ffmpeg_err("avcodec_open2 failed for subtitle track %d\n", n);
stream->codec->codec = NULL;
}
}
if (stream->codec->codec && context->manager->subtitle->Command(context, MANAGER_ADD, &track) < 0) {
/* konfetti: fixme: is this a reason to return with error? */
ffmpeg_err("failed to add subtitle track %d\n", n);
}
}
break;
}
case AVMEDIA_TYPE_UNKNOWN:
case AVMEDIA_TYPE_DATA:
case AVMEDIA_TYPE_ATTACHMENT:
case AVMEDIA_TYPE_NB:
default:
ffmpeg_err("not handled or unknown codec_type %d\n", stream->codec->codec_type);
break;
}
} /* for */
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int container_ffmpeg_play(Player * context)
{
int error;
int ret = 0;
pthread_attr_t attr;
ffmpeg_printf(10, "\n");
if (context && context->playback && context->playback->isPlaying) {
ffmpeg_printf(10, "is Playing\n");
} else {
ffmpeg_printf(10, "is NOT Playing\n");
}
if (hasPlayThreadStarted == 0) {
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
if ((error = pthread_create(&PlayThread, &attr, FFMPEGThread, context)) != 0) {
ffmpeg_printf(10, "Error creating thread, error:%d:%s\n", error, strerror(error));
ret = cERR_CONTAINER_FFMPEG_ERR;
} else {
ffmpeg_printf(10, "Created thread\n");
}
} else {
ffmpeg_printf(10, "A thread already exists!\n");
ret = cERR_CONTAINER_FFMPEG_ERR;
}
ffmpeg_printf(10, "exiting with value %d\n", ret);
return ret;
}
static int container_ffmpeg_stop(Player * context)
{
int ret = cERR_CONTAINER_FFMPEG_NO_ERROR;
ffmpeg_printf(10, "\n");
if (!isContainerRunning) {
ffmpeg_err("Container not running\n");
return cERR_CONTAINER_FFMPEG_ERR;
}
if (context->playback)
context->playback->abortRequested = 1;
while (hasPlayThreadStarted != 0)
usleep(100000);
terminating = 1;
if (avContext)
avformat_close_input(&avContext);
isContainerRunning = 0;
avformat_network_deinit();
ffmpeg_printf(10, "ret %d\n", ret);
return ret;
}
static int container_ffmpeg_seek(Player * context __attribute__ ((unused)), float sec, int absolute)
{
if (absolute)
seek_sec_abs = sec, seek_sec_rel = 0.0;
else
seek_sec_abs = -1.0, seek_sec_rel = sec;
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int container_ffmpeg_get_length(Player * context, double *length)
{
ffmpeg_printf(50, "\n");
Track_t *videoTrack = NULL;
Track_t *audioTrack = NULL;
Track_t *subtitleTrack = NULL;
Track_t *current = NULL;
if (length == NULL) {
ffmpeg_err("null pointer passed\n");
return cERR_CONTAINER_FFMPEG_ERR;
}
context->manager->video->Command(context, MANAGER_GET_TRACK, &videoTrack);
context->manager->audio->Command(context, MANAGER_GET_TRACK, &audioTrack);
context->manager->subtitle->Command(context, MANAGER_GET_TRACK, &subtitleTrack);
if (videoTrack != NULL)
current = videoTrack;
else if (audioTrack != NULL)
current = audioTrack;
else if (subtitleTrack != NULL)
current = subtitleTrack;
*length = 0.0;
if (current != NULL) {
if (current->duration == 0)
return cERR_CONTAINER_FFMPEG_ERR;
else
*length = (current->duration / 1000.0);
} else {
if (avContext != NULL) {
*length = (avContext->duration / 1000.0);
} else {
ffmpeg_err("no Track not context ->no problem :D\n");
return cERR_CONTAINER_FFMPEG_ERR;
}
}
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int container_ffmpeg_switch_audio(Player * context, int *arg)
{
Track_t *audioTrack = NULL;
context->manager->audio->Command(context, MANAGER_GET_TRACK, &arg);
if (audioTrack) {
audioStream = audioTrack->stream;
ffmpeg_printf(10, "track %d\n", *arg);
/* Hellmaster1024: nothing to do here! */
float sec = -5.0;
context->playback->Command(context, PLAYBACK_SEEK, (void *) &sec);
}
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int container_ffmpeg_switch_subtitle(Player * context __attribute__ ((unused)), int *arg __attribute__ ((unused)))
{
/* Hellmaster1024: nothing to do here! */
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int container_ffmpeg_switch_teletext(Player * context __attribute__ ((unused)), int *arg __attribute__ ((unused)))
{
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int container_ffmpeg_get_metadata(Player * context, char ***p)
{
Track_t *videoTrack = NULL;
Track_t *audioTrack = NULL;
AVDictionaryEntry *tag = NULL;
size_t psize = 1;
char **pp;
if (!context) {
fprintf(stderr, "BUG %s:%d\n", __func__, __LINE__);
return cERR_CONTAINER_FFMPEG_ERR;
}
if (!p || *p) {
fprintf(stderr, "BUG %s:%d\n", __func__, __LINE__);
return cERR_CONTAINER_FFMPEG_ERR;
}
context->manager->video->Command(context, MANAGER_GET_TRACK, &videoTrack);
context->manager->audio->Command(context, MANAGER_GET_TRACK, &audioTrack);
if (avContext->metadata)
psize += av_dict_count(avContext->metadata);
if (videoTrack)
psize += av_dict_count(((AVStream *)(videoTrack->stream))->metadata);
if (audioTrack)
psize += av_dict_count(((AVStream *)(audioTrack->stream))->metadata);
*p = (char **) malloc(sizeof(char *) * psize * 2);
if (!*p) {
fprintf(stderr, "MALLOC %s:%d\n", __func__, __LINE__);
return cERR_CONTAINER_FFMPEG_ERR;
}
pp = *p;
if (avContext->metadata)
while ((tag = av_dict_get(avContext->metadata, "", tag, AV_DICT_IGNORE_SUFFIX))) {
*pp++ = strdup(tag->key);
*pp++ = strdup(tag->value);
}
if (videoTrack) {
tag = NULL;
while ((tag = av_dict_get(((AVStream *)(videoTrack->stream))->metadata, "", tag, AV_DICT_IGNORE_SUFFIX))) {
*pp++ = strdup(tag->key);
*pp++ = strdup(tag->value);
}
}
if (audioTrack) {
tag = NULL;
while ((tag = av_dict_get(((AVStream *)(audioTrack->stream))->metadata, "", tag, AV_DICT_IGNORE_SUFFIX))) {
*pp++ = strdup(tag->key);
*pp++ = strdup(tag->value);
}
}
*pp++ = NULL;
*pp = NULL;
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
static int Command(Player *context, ContainerCmd_t command, const char *argument)
{
int ret = cERR_CONTAINER_FFMPEG_NO_ERROR;
ffmpeg_printf(50, "Command %d\n", command);
if (command != CONTAINER_INIT && !avContext)
return cERR_CONTAINER_FFMPEG_ERR;
if (command == CONTAINER_INIT && avContext)
return cERR_CONTAINER_FFMPEG_ERR;
switch (command) {
case CONTAINER_INIT:{
ret = container_ffmpeg_init(context, argument);
break;
}
case CONTAINER_PLAY:{
ret = container_ffmpeg_play(context);
break;
}
case CONTAINER_STOP:{
ret = container_ffmpeg_stop(context);
break;
}
case CONTAINER_SEEK:{
ret = container_ffmpeg_seek(context, (float) *((float *) argument), 0);
break;
}
case CONTAINER_SEEK_ABS:{
ret = container_ffmpeg_seek(context, (float) *((float *) argument), -1);
break;
}
case CONTAINER_LENGTH:{
double length = 0;
ret = container_ffmpeg_get_length(context, &length);
*((double *) argument) = (double) length;
break;
}
case CONTAINER_SWITCH_AUDIO:{
ret = container_ffmpeg_switch_audio(context, (int *) argument);
break;
}
case CONTAINER_SWITCH_SUBTITLE:{
ret = container_ffmpeg_switch_subtitle(context, (int *) argument);
break;
}
case CONTAINER_METADATA:{
ret = container_ffmpeg_get_metadata(context, (char ***) argument);
break;
}
case CONTAINER_SWITCH_TELETEXT:{
ret = container_ffmpeg_switch_teletext(context, (int *) argument);
break;
}
default:
ffmpeg_err("ContainerCmd %d not supported!\n", command);
ret = cERR_CONTAINER_FFMPEG_ERR;
break;
}
ffmpeg_printf(50, "exiting with value %d\n", ret);
return ret;
}
static const char *FFMPEG_Capabilities[] = { "avi", "mkv", "mp4", "ts", "mov", "flv", "flac", "mp3", "mpg",
"m2ts", "vob", "wmv", "wma", "asf", "mp2", "m4v", "m4a", "divx", "dat",
"mpeg", "trp", "mts", "vdr", "ogg", "wav", "wtv", "ogm", "3gp", NULL
};
Container_t FFMPEGContainer = {
"FFMPEG",
&Command,
FFMPEG_Capabilities
};
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