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https://github.com/tuxbox-neutrino/libstb-hal.git
synced 2025-09-01 01:41:27 +02:00
lib cleanup and sync for mips vu support
This commit is contained in:
310
libeplayer3/output/writer/mipsel/writer.c
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310
libeplayer3/output/writer/mipsel/writer.c
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/*
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* linuxdvb output/writer handling.
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*
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* konfetti 2010
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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/* ***************************** */
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/* Includes */
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/* ***************************** */
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <pthread.h>
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#include "misc.h"
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#include "writer.h"
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#include "common.h"
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#include "debug.h"
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/* ***************************** */
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/* Makros/Constants */
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/* ***************************** */
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#define getDVBMutex(pmtx) do { if (pmtx) pthread_mutex_lock(pmtx);} while(false);
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#define releaseDVBMutex(pmtx) do { if (pmtx) pthread_mutex_unlock(pmtx);} while(false);
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/* ***************************** */
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/* Types */
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/* ***************************** */
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typedef enum
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{
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DVB_STS_UNKNOWN,
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DVB_STS_SEEK,
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DVB_STS_PAUSE,
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DVB_STS_EXIT
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} DVBState_t;
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/* ***************************** */
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/* Variables */
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/* ***************************** */
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static Writer_t *AvailableWriter[] =
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{
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&WriterAudioAAC,
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&WriterAudioAACLATM,
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&WriterAudioAACPLUS,
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&WriterAudioAC3,
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&WriterAudioEAC3,
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&WriterAudioMP3,
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&WriterAudioMPEGL3,
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&WriterAudioPCM,
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&WriterAudioIPCM,
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&WriterAudioLPCM,
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&WriterAudioDTS,
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&WriterAudioWMA,
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&WriterAudioWMAPRO,
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&WriterVideoH264,
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&WriterVideoH265,
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&WriterVideoH263,
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&WriterVideoMPEG4,
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&WriterVideoMPEG2,
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&WriterVideoMPEG1,
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&WriterVideoVC1,
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&WriterVideoDIVX3,
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&WriterVideoVP6,
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&WriterVideoVP8,
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&WriterVideoVP9,
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&WriterVideoFLV,
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&WriterVideoWMV,
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&WriterVideoMJPEG,
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NULL
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};
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/* ***************************** */
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/* Prototypes */
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/* ***************************** */
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/* ***************************** */
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/* Functions */
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/* ***************************** */
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ssize_t WriteWithRetry(Context_t *context, int pipefd, int fd, void *pDVBMtx __attribute__((unused)), const void *buf, int size)
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{
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fd_set rfds;
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fd_set wfds;
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ssize_t ret;
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int retval = -1;
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int maxFd = pipefd > fd ? pipefd : fd;
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struct timeval tv;
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static bool first = true;
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if (first && STB_HISILICON == GetSTBType())
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{
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// workaround: playback of some files does not start
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// if injection of the frist frame is to fast
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usleep(100000);
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}
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first = false;
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while (size > 0 && 0 == PlaybackDieNow(0) && !context->playback->isSeeking)
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{
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FD_ZERO(&rfds);
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FD_ZERO(&wfds);
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FD_SET(pipefd, &rfds);
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FD_SET(fd, &wfds);
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/* When we PAUSE LINUX DVB outputs buffers, then audio/video buffers
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* will continue to be filled. Unfortunately, in such case after resume
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* select() will never return with fd set - bug in DVB drivers?
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* There are to workarounds possible:
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* 1. write to pipe at resume to return from select() immediately
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* 2. make timeout select(), limit max time spend in the select()
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* to for example 0,1s
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* (at now first workaround is used)
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*/
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//tv.tv_sec = 0;
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//tv.tv_usec = 100000; // 100ms
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retval = select(maxFd + 1, &rfds, &wfds, NULL, NULL); //&tv);
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if (retval < 0)
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{
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break;
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}
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//if (retval == 0)
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//{
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// //printf("RETURN FROM SELECT DUE TO TIMEOUT\n");
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// continue;
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//}
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if (FD_ISSET(pipefd, &rfds))
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{
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FlushPipe(pipefd);
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//printf("RETURN FROM SELECT DUE TO pipefd SET\n");
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continue;
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}
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if (FD_ISSET(fd, &wfds))
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{
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ret = write(fd, buf, size);
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if (ret < 0)
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{
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switch (errno)
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{
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case EINTR:
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case EAGAIN:
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continue;
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default:
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retval = -3;
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break;
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}
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if (retval < 0)
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{
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break;
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}
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return ret;
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}
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else if (ret == 0)
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{
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// printf("This should not happen. Select return fd ready to write, but write return 0, errno [%d]\n", errno);
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// wait 10ms before next try
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tv.tv_sec = 0;
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tv.tv_usec = 10000; // 10ms
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retval = select(pipefd + 1, &rfds, NULL, NULL, &tv);
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if (retval)
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FlushPipe(pipefd);
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continue;
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}
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size -= ret;
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buf += ret;
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}
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}
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return 0;
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}
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ssize_t write_with_retry(int fd, const void *buf, int size)
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{
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ssize_t ret;
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int retval = 0;
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while (size > 0 && 0 == PlaybackDieNow(0))
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{
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ret = write(fd, buf, size);
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if (ret < 0)
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{
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switch (errno)
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{
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case EINTR:
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case EAGAIN:
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usleep(1000);
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continue;
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default:
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retval = -3;
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break;
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}
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if (retval < 0)
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{
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break;
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}
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}
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if (ret < 0)
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{
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return ret;
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}
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size -= ret;
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buf += ret;
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if (size > 0)
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{
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if (usleep(1000))
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{
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writer_err("usleep error \n");
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}
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}
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}
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return 0;
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}
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ssize_t writev_with_retry(int fd, const struct iovec *iov, int ic)
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{
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ssize_t len = 0;
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int i = 0;
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for (i = 0; i < ic; ++i)
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{
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write_with_retry(fd, iov[i].iov_base, iov[i].iov_len);
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len += iov[i].iov_len;
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if (PlaybackDieNow(0))
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{
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return -1;
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}
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}
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return len;
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}
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Writer_t *getWriter(char *encoding)
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{
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int i;
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for (i = 0; AvailableWriter[i] != NULL; i++)
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{
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if (strcmp(AvailableWriter[i]->caps->textEncoding, encoding) == 0)
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{
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writer_printf(50, "%s: found writer \"%s\" for \"%s\"\n", __func__, AvailableWriter[i]->caps->name, encoding);
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return AvailableWriter[i];
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}
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}
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writer_printf(1, "%s: no writer found for \"%s\"\n", __func__, encoding);
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return NULL;
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}
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Writer_t *getDefaultVideoWriter()
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{
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int i;
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for (i = 0; AvailableWriter[i] != NULL; i++)
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{
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if (strcmp(AvailableWriter[i]->caps->textEncoding, "V_MPEG2") == 0)
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{
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writer_printf(50, "%s: found writer \"%s\"\n", __func__, AvailableWriter[i]->caps->name);
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return AvailableWriter[i];
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}
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}
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writer_printf(1, "%s: no writer found\n", __func__);
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return NULL;
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}
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Writer_t *getDefaultAudioWriter()
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{
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int i;
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for (i = 0; AvailableWriter[i] != NULL; i++)
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{
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if (strcmp(AvailableWriter[i]->caps->textEncoding, "A_MP3") == 0)
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{
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writer_printf(50, "%s: found writer \"%s\"\n", __func__, AvailableWriter[i]->caps->name);
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return AvailableWriter[i];
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}
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}
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writer_printf(1, "%s: no writer found\n", __func__);
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return NULL;
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}
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