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omxtx.c
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/* omxtx.c
*
* (c) 2012, 2013 Dickon Hood <[email protected]>
* Timing fixups by Adam Charrett <[email protected]>
*
* A trivial OpenMAX transcoder for the Pi.
*
* Very much a work-in-progress, and as such is noisy, doesn't produce
* particularly pretty output, and is probably buggier than a swamp in
* summer. Beware of memory leaks.
*
* Usage: ./omxtx [-b bitrate] [-r size] [-x] [-d] [-m] input.foo output.mp4
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* To do:
*
* * Move to an event-driven setup, rather than waiting.
*/
#define _BSD_SOURCE
#define FF_API_CODEC_ID 1
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include "bcm_host.h"
#include "libavformat/avformat.h"
#include "libavutil/avutil.h"
#include "libavcodec/avcodec.h"
#include "libavutil/mathematics.h"
#include "libavformat/avio.h"
#include <error.h>
#include "OMX_Video.h"
#include "OMX_Types.h"
#include "OMX_Component.h"
#include "OMX_Core.h"
#include "OMX_Broadcom.h"
#include <pthread.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/queue.h>
#include <fcntl.h>
#include <time.h>
#include <errno.h>
#include <unistd.h>
/* For htonl(): */
#include <arpa/inet.h>
static OMX_VERSIONTYPE SpecificationVersion = {
.s.nVersionMajor = 1,
.s.nVersionMinor = 1,
.s.nRevision = 2,
.s.nStep = 0
};
/* Hateful things: */
#define MAKEME(y, x) do { \
y = calloc(1, sizeof(x)); \
y->nSize = sizeof(x); \
y->nVersion = SpecificationVersion; \
} while (0)
#define OERR(cmd) do { \
OMX_ERRORTYPE oerr = cmd; \
if (oerr != OMX_ErrorNone) { \
fprintf(stderr, #cmd \
" failed on line %d: %x\n", \
__LINE__, oerr); \
exit(1); \
} else { \
fprintf(stderr, #cmd \
" completed at %d.\n", \
__LINE__); \
} \
} while (0)
#define OERRq(cmd) do { oerr = cmd; \
if (oerr != OMX_ErrorNone) { \
fprintf(stderr, #cmd \
" failed: %x\n", oerr); \
exit(1); \
} \
} while (0)
/* ... but damn useful.*/
#define V_ALWAYS 0
#define V_INFO 1
#define V_LOTS 2
/* Not vprintf(); there's already one of those in libc... */
#define logprintf(v, ...) \
do { \
if ((v) <= ctx.verbosity) { \
printf( __VA_ARGS__); \
} \
} while (0)
/* Hardware component names: */
#define ENCNAME "OMX.broadcom.video_encode"
#define DECNAME "OMX.broadcom.video_decode"
#define RSZNAME "OMX.broadcom.resize"
#define VIDNAME "OMX.broadcom.video_render"
#define SPLNAME "OMX.broadcom.video_splitter"
#define DEINAME "OMX.broadcom.image_fx"
/*
* Portbase for the modules, could also be queried, but as the components
* are broadcom/raspberry specific anyway...
*/
#define PORT_RSZ 60
#define PORT_VID 90
#define PORT_DEC 130
#define PORT_DEI 190
#define PORT_ENC 200
#define PORT_SPL 250
enum states {
DECINIT,
DECTUNNELSETUP,
DECRUNNING,
DECFLUSH,
DECDONE,
DECFAILED,
ENCPREINIT,
ENCINIT,
ENCGOTBUF,
ENCDONE,
ENCSPSPPS,
ENCRUNNING,
};
struct packetentry {
TAILQ_ENTRY(packetentry) link;
AVPacket packet;
};
TAILQ_HEAD(packetqueue, packetentry);
static struct packetqueue packetq;
static struct context {
AVFormatContext *ic;
AVFormatContext *oc;
int nextin;
int nextout;
int incount;
int outcount;
volatile int fps;
volatile int framecount;
int done;
volatile int flags;
OMX_BUFFERHEADERTYPE *encbufs, *bufhead;
volatile enum states decstate;
volatile enum states encstate;
int vidindex;
int *outindex;
OMX_HANDLETYPE dec, enc, rsz, dei;
pthread_mutex_t lock;
AVBitStreamFilterContext *bsfc;
int bitrate;
char *resize;
char *oname;
double frameduration;
int verbosity;
int64_t ptsoff;
} ctx;
#define FLAGS_VERBOSE (1<<0)
#define FLAGS_DECEMPTIEDBUF (1<<1)
#define FLAGS_MONITOR (1<<2)
#define FLAGS_DEINTERLACE (1<<3)
#define FLAGS_RAW (1<<4)
#define FLAGS_NOSUBS (1<<5)
static OMX_BUFFERHEADERTYPE *allocbufs(OMX_HANDLETYPE h, int port, int enable);
/* Print some useful information about the state of the port: */
static void dumpport(OMX_HANDLETYPE handle, int port)
{
OMX_VIDEO_PORTDEFINITIONTYPE *viddef;
OMX_PARAM_PORTDEFINITIONTYPE *portdef;
MAKEME(portdef, OMX_PARAM_PORTDEFINITIONTYPE);
portdef->nPortIndex = port;
OERR(OMX_GetParameter(handle, OMX_IndexParamPortDefinition, portdef));
printf("Port %d is %s, %s\n", portdef->nPortIndex,
(portdef->eDir == 0 ? "input" : "output"),
(portdef->bEnabled == 0 ? "disabled" : "enabled"));
printf("Wants %d bufs, needs %d, size %d, enabled: %d, pop: %d, "
"aligned %d\n", portdef->nBufferCountActual,
portdef->nBufferCountMin, portdef->nBufferSize,
portdef->bEnabled, portdef->bPopulated,
portdef->nBufferAlignment);
viddef = &portdef->format.video;
switch (portdef->eDomain) {
case OMX_PortDomainVideo:
printf("Video type is currently:\n"
"\tMIME:\t\t%s\n"
"\tNative:\t\t%p\n"
"\tWidth:\t\t%d\n"
"\tHeight:\t\t%d\n"
"\tStride:\t\t%d\n"
"\tSliceHeight:\t%d\n"
"\tBitrate:\t%d\n"
"\tFramerate:\t%d (%x); (%f)\n"
"\tError hiding:\t%d\n"
"\tCodec:\t\t%d\n"
"\tColour:\t\t%d\n",
viddef->cMIMEType, viddef->pNativeRender,
viddef->nFrameWidth, viddef->nFrameHeight,
viddef->nStride, viddef->nSliceHeight,
viddef->nBitrate,
viddef->xFramerate, viddef->xFramerate,
((float)viddef->xFramerate/(float)65536),
viddef->bFlagErrorConcealment,
viddef->eCompressionFormat, viddef->eColorFormat);
break;
case OMX_PortDomainImage:
printf("Image type is currently:\n"
"\tMIME:\t\t%s\n"
"\tNative:\t\t%p\n"
"\tWidth:\t\t%d\n"
"\tHeight:\t\t%d\n"
"\tStride:\t\t%d\n"
"\tSliceHeight:\t%d\n"
"\tError hiding:\t%d\n"
"\tCodec:\t\t%d\n"
"\tColour:\t\t%d\n",
portdef->format.image.cMIMEType,
portdef->format.image.pNativeRender,
portdef->format.image.nFrameWidth,
portdef->format.image.nFrameHeight,
portdef->format.image.nStride,
portdef->format.image.nSliceHeight,
portdef->format.image.bFlagErrorConcealment,
portdef->format.image.eCompressionFormat,
portdef->format.image.eColorFormat);
break;
/* Feel free to add others. */
default:
break;
}
free(portdef);
}
static int mapcodec(enum AVCodecID id)
{
printf("Mapping codec ID %d (%x)\n", id, id);
switch (id) {
case CODEC_ID_MPEG2VIDEO:
case CODEC_ID_MPEG2VIDEO_XVMC:
return OMX_VIDEO_CodingMPEG2;
case CODEC_ID_H264:
return OMX_VIDEO_CodingAVC;
case 8:
return OMX_VIDEO_CodingMJPEG;
case 13:
return OMX_VIDEO_CodingMPEG4;
default:
return -1;
}
return -1;
}
static void dumpportstate(void)
{
enum OMX_STATETYPE state;
printf("\n\nIn exit handler, after %d frames:\n", ctx.framecount);
dumpport(ctx.dec, PORT_DEC);
dumpport(ctx.dec, PORT_DEC+1);
dumpport(ctx.enc, PORT_ENC);
dumpport(ctx.enc, PORT_ENC+1);
OMX_GetState(ctx.dec, &state);
printf("Decoder state: %d\n", state);
OMX_GetState(ctx.enc, &state);
printf("Encoder state: %d\n", state);
}
static const char *mapcomponent(struct context *ctx, OMX_HANDLETYPE h)
{
if (h == ctx->dec)
return "Decoder";
if (h == ctx->enc)
return "Encoder";
if (h == ctx->rsz)
return "Resizer";
return "Unknown!";
}
static AVFormatContext *makeoutputcontext(AVFormatContext *ic,
const char *oname, int idx, const OMX_PARAM_PORTDEFINITIONTYPE *prt)
{
AVFormatContext *oc;
AVOutputFormat *fmt;
int i;
AVStream *iflow, *oflow;
AVCodec *c;
AVCodecContext *cc;
const OMX_VIDEO_PORTDEFINITIONTYPE *viddef;
int streamindex = 0;
viddef = &prt->format.video;
fmt = av_guess_format(NULL, oname, NULL);
if (!fmt) {
fprintf(stderr, "Can't guess format for %s; defaulting to "
"MKV\n",
oname);
fmt = av_guess_format("matroska", NULL, NULL);
}
if (!fmt) {
fprintf(stderr, "Failed even that. Bye bye.\n");
exit(1);
}
oc = avformat_alloc_context();
if (!oc) {
fprintf(stderr, "Failed to alloc outputcontext\n");
exit(1);
}
oc->oformat = fmt;
snprintf(oc->filename, sizeof(oc->filename), "%s", oname);
oc->debug = 1;
oc->start_time_realtime = ic->start_time;
oc->start_time = ic->start_time;
oc->duration = 0;
ctx.outindex = calloc(ic->nb_streams, sizeof(int));
oc->bit_rate = 0;
#define ETB(x) x.num, x.den
for (i = 0; i < ic->nb_streams; i++) {
iflow = ic->streams[i];
if (i == idx) { /* My new H.264 stream. */
c = avcodec_find_encoder(CODEC_ID_H264);
ctx.outindex[i] = streamindex++;
printf("Found a codec at %p\n", c);
oflow = avformat_new_stream(oc, c);
printf("Defaults: output stream: %d/%d, input stream: %d/%d, input codec: %d/%d, output codec: %d/%d, output framerate: %d/%d, input framerate: %d/%d, ticks: %d; %d %lld/%lld\n", ETB(oflow->time_base), ETB(iflow->time_base), ETB(iflow->codec->time_base), ETB(oflow->codec->time_base), ETB(oflow->r_frame_rate), ETB(iflow->r_frame_rate), oflow->codec->ticks_per_frame, iflow->codec->ticks_per_frame, oc->start_time_realtime, ic->start_time_realtime);
cc = oflow->codec;
cc->width = viddef->nFrameWidth;
cc->height = viddef->nFrameHeight;
cc->codec_id = CODEC_ID_H264;
cc->codec_type = AVMEDIA_TYPE_VIDEO;
cc->bit_rate = ctx.bitrate;
cc->profile = FF_PROFILE_H264_HIGH;
cc->level = 41;
cc->time_base = iflow->codec->time_base;
oflow->avg_frame_rate = iflow->avg_frame_rate;
oflow->r_frame_rate = iflow->r_frame_rate;
oflow->start_time = AV_NOPTS_VALUE;
if (!ctx.resize) {
cc->sample_aspect_ratio.num =
iflow->codec->sample_aspect_ratio.num;
cc->sample_aspect_ratio.den =
iflow->codec->sample_aspect_ratio.den;
oflow->sample_aspect_ratio.num =
iflow->codec->sample_aspect_ratio.num;
oflow->sample_aspect_ratio.den =
iflow->codec->sample_aspect_ratio.den;
}
printf("Defaults: output stream: %d/%d, input stream: %d/%d, input codec: %d/%d, output codec: %d/%d, output framerate: %d/%d, input framerate: %d/%d\n", ETB(oflow->time_base), ETB(iflow->time_base), ETB(iflow->codec->time_base), ETB(oflow->codec->time_base), ETB(oflow->r_frame_rate), ETB(iflow->r_frame_rate));
printf("Time base: %d/%d, fps %d/%d\n", oflow->time_base.num, oflow->time_base.den, oflow->r_frame_rate.num, oflow->r_frame_rate.den);
} else { /* Something pre-existing. */
if ((ctx.flags & FLAGS_NOSUBS) &&
iflow->codec->codec_type !=
AVMEDIA_TYPE_AUDIO) {
ctx.outindex[i] = -1;
continue;
}
ctx.outindex[i] = streamindex++;
c = avcodec_find_encoder(iflow->codec->codec_id);
oflow = avformat_new_stream(oc, c);
avcodec_copy_context(oflow->codec, iflow->codec);
/* Apparently fixes a crash on .mkvs with attachments: */
av_dict_copy(&oflow->metadata, iflow->metadata, 0);
/* Reset the codec tag so as not to cause problems with output format */
oflow->codec->codec_tag = 0;
}
}
for (i = 0; i < oc->nb_streams; i++) {
if (oc->oformat->flags & AVFMT_GLOBALHEADER)
oc->streams[i]->codec->flags
|= CODEC_FLAG_GLOBAL_HEADER;
if (oc->streams[i]->codec->sample_rate == 0)
oc->streams[i]->codec->sample_rate = 48000; /* ish */
}
printf("\n\n\nInput:\n");
av_dump_format(ic, 0, ic->filename, 0);
printf("\n\n\nOutput:\n");
av_dump_format(oc, 0, oname, 1);
return oc;
}
static void writenonvideopacket(AVPacket *pkt)
{
int index = pkt->stream_index;
int outindex = ctx.outindex[index];
if (outindex != -1) {
pkt->stream_index = outindex;
if (pkt->pts != AV_NOPTS_VALUE) {
pkt->pts =
av_rescale_q(pkt->pts,
ctx.ic->streams[index]->time_base,
ctx.oc->streams[outindex]->time_base);
pkt->pts -= ctx.ptsoff;
}
if (pkt->dts != AV_NOPTS_VALUE) {
pkt->dts =
av_rescale_q(pkt->dts,
ctx.ic->streams[index]->time_base,
ctx.oc->streams[outindex]->time_base);
pkt->dts -= ctx.ptsoff;
}
logprintf(V_LOTS, "Other PTS %lld\n", pkt->pts);
av_interleaved_write_frame(ctx.oc, pkt);
} else {
av_free_packet(pkt);
}
}
static void openoutput(struct context *ctx)
{
int i;
int r;
int outindex;
struct packetentry *packet, *next;
AVFormatContext *oc;
char err[256];
oc = ctx->oc;
/* At some point they changed the API: */
#ifndef URL_WRONLY
#define URL_WRONLY AVIO_FLAG_WRITE
#endif
avio_open(&oc->pb, ctx->oname, URL_WRONLY);
r = avformat_write_header(oc, NULL);
if (r < 0) {
av_strerror(r, err, sizeof(err));
fprintf(stderr, "Failed to write header: %s\n", err);
exit(1);
}
printf("Writing initial frame buffer contents out...");
outindex = ctx->outindex[ctx->vidindex];
ctx->ptsoff =
av_rescale_q(ctx->ic->start_time, AV_TIME_BASE_Q,
oc->streams[outindex]->time_base);
for (i = 0, packet = TAILQ_FIRST(&packetq); packet; packet = next) {
next = TAILQ_NEXT(packet, link);
if (packet->packet.stream_index == ctx->vidindex) {
av_free_packet(&packet->packet);
} else {
writenonvideopacket(&packet->packet);
i++;
}
TAILQ_REMOVE(&packetq, packet, link);
free(packet);
}
printf(" ...done. Wrote %d frames.\n\n", i);
return;
}
OMX_ERRORTYPE genericeventhandler(OMX_HANDLETYPE component,
struct context *ctx,
OMX_EVENTTYPE event,
OMX_U32 data1,
OMX_U32 data2,
OMX_PTR eventdata)
{
switch (event) {
case OMX_EventError:
if (ctx->flags & FLAGS_VERBOSE)
printf("%s %p has errored: %x\n", mapcomponent(ctx, component),
component, data1);
return data1;
break;
case OMX_EventCmdComplete:
if (ctx->flags & FLAGS_VERBOSE)
printf("%s %p has completed the last command.\n",
mapcomponent(ctx, component), component);
break;
case OMX_EventPortSettingsChanged: {
// if (ctx->flags & FLAGS_VERBOSE)
printf("%s %p port %d settings changed.\n",
mapcomponent(ctx, component), component, data1);
dumpport(component, data1);
}
break;
default:
if (ctx->flags & FLAGS_VERBOSE)
printf("Got an event of type %x on %s %p "
"(d1: %x, d2 %x)\n", event,
mapcomponent(ctx, component), component,
data1, data2);
}
return OMX_ErrorNone;
}
OMX_ERRORTYPE deceventhandler(OMX_HANDLETYPE component,
struct context *ctx,
OMX_EVENTTYPE event,
OMX_U32 data1,
OMX_U32 data2,
OMX_PTR eventdata)
{
if (event == OMX_EventPortSettingsChanged) {
ctx->decstate = DECTUNNELSETUP;
}
return genericeventhandler(component, ctx, event, data1, data2,
eventdata);
}
OMX_ERRORTYPE enceventhandler(OMX_HANDLETYPE component,
struct context *ctx,
OMX_EVENTTYPE event,
OMX_U32 data1,
OMX_U32 data2,
OMX_PTR eventdata)
{
return genericeventhandler(component, ctx, event, data1, data2,
eventdata);
}
OMX_ERRORTYPE rszeventhandler(OMX_HANDLETYPE component,
struct context *ctx,
OMX_EVENTTYPE event,
OMX_U32 data1,
OMX_U32 data2,
OMX_PTR eventdata)
{
return genericeventhandler(component, ctx, event, data1, data2,
eventdata);
}
OMX_ERRORTYPE emptied(OMX_HANDLETYPE component,
struct context *ctx,
OMX_BUFFERHEADERTYPE *buf)
{
if (ctx->flags & FLAGS_VERBOSE)
printf("Got a buffer emptied event on %s %p, buf %p\n",
mapcomponent(ctx, component), component, buf);
buf->nFilledLen = 0;
ctx->flags |= FLAGS_DECEMPTIEDBUF;
return OMX_ErrorNone;
}
OMX_ERRORTYPE filled(OMX_HANDLETYPE component,
struct context *ctx,
OMX_BUFFERHEADERTYPE *buf)
{
OMX_BUFFERHEADERTYPE *spare;
if (ctx->flags & FLAGS_VERBOSE)
printf("Got buffer %p filled (len %d)\n", buf,
buf->nFilledLen);
/*
* Don't call OMX_FillThisBuffer() here, as the hardware craps out after
* a short while. I don't know why. Reentrancy, or the like, I suspect.
* Queue the packet(s) and deal with them in main().
*
* It only ever seems to ask for the one buffer, but better safe than sorry...
*/
pthread_mutex_lock(&ctx->lock);
if (ctx->bufhead == NULL) {
buf->pAppPrivate = NULL;
ctx->bufhead = buf;
pthread_mutex_unlock(&ctx->lock);
return OMX_ErrorNone;
}
spare = ctx->bufhead;
while (spare->pAppPrivate != NULL)
spare = spare->pAppPrivate;
spare->pAppPrivate = buf;
buf->pAppPrivate = NULL;
pthread_mutex_unlock(&ctx->lock);
return OMX_ErrorNone;
}
OMX_CALLBACKTYPE encevents = {
(void (*)) enceventhandler,
(void (*)) emptied,
(void (*)) filled
};
OMX_CALLBACKTYPE decevents = {
(void (*)) deceventhandler,
(void (*)) emptied,
(void (*)) filled
};
OMX_CALLBACKTYPE rszevents = {
(void (*)) rszeventhandler,
(void (*)) emptied,
(void (*)) filled
};
OMX_CALLBACKTYPE genevents = {
(void (*)) genericeventhandler,
(void (*)) emptied,
(void (*)) filled
};
static void *fps(void *p)
{
enum OMX_STATETYPE state;
int lastframe;
while (1) {
lastframe = ctx.framecount;
sleep(1);
printf("Frame %6d (%5ds). Frames last second: %d \r",
ctx.framecount, ctx.framecount/25,
ctx.framecount-lastframe);
fflush(stdout);
if (0 && ctx.fps == 0) {
printf("In fps thread, after %d frames:\n",
ctx.framecount);
dumpport(ctx.dec, PORT_DEC);
dumpport(ctx.dec, PORT_DEC+1);
dumpport(ctx.enc, PORT_ENC);
dumpport(ctx.enc, PORT_ENC+1);
OMX_GetState(ctx.dec, &state);
printf("Decoder state: %d\n", state);
OMX_GetState(ctx.enc, &state);
printf("Encoder state: %d\n", state);
}
}
return NULL;
}
static OMX_BUFFERHEADERTYPE *allocbufs(OMX_HANDLETYPE h, int port, int enable)
{
int i;
OMX_BUFFERHEADERTYPE *list = NULL, **end = &list;
OMX_PARAM_PORTDEFINITIONTYPE *portdef;
MAKEME(portdef, OMX_PARAM_PORTDEFINITIONTYPE);
portdef->nPortIndex = port;
OERR(OMX_GetParameter(h, OMX_IndexParamPortDefinition, portdef));
if (enable)
OERR(OMX_SendCommand(h, OMX_CommandPortEnable, port, NULL));
for (i = 0; i < portdef->nBufferCountActual; i++) {
OMX_U8 *buf;
buf = vcos_malloc_aligned(portdef->nBufferSize,
portdef->nBufferAlignment, "buffer");
printf("Allocated a buffer of %d bytes\n",
portdef->nBufferSize);
OERR(OMX_UseBuffer(h, end, port, NULL, portdef->nBufferSize,
buf));
end = (OMX_BUFFERHEADERTYPE **) &((*end)->pAppPrivate);
}
free(portdef);
return list;
}
static AVBitStreamFilterContext *dofiltertest(AVPacket *rp)
{
AVBitStreamFilterContext *bsfc;
bsfc = NULL;
if (!(rp->data[0] == 0x00 && rp->data[1] == 0x00 &&
rp->data[2] == 0x00 && rp->data[3] == 0x01)) {
bsfc = av_bitstream_filter_init("h264_mp4toannexb");
if (!bsfc) {
printf("Failed to open filter. This is bad.\n");
} else {
printf("Have a filter at %p\n", bsfc);
}
} else
printf("No need for a filter.\n");
return bsfc;
}
static AVPacket *filter(struct context *ctx, AVPacket *rp)
{
AVPacket *p;
AVPacket *fp;
int rc;
fp = calloc(1, sizeof(AVPacket));
if (ctx->bsfc) {
rc = av_bitstream_filter_filter(ctx->bsfc,
ctx->ic->streams[ctx->vidindex]->codec,
NULL, &(fp->data), &(fp->size),
rp->data, rp->size,
rp->flags & AV_PKT_FLAG_KEY);
if (rc > 0) {
av_free_packet(rp);
fp->destruct = av_destruct_packet;
p = fp;
} else {
char err[256];
#if 0
printf("Failed to filter frame: "
"%d (%x): %s\n", rc, rc,
av_make_error_string(err, sizeof(err), rc));
#else
printf("Failed to filter frame: "
"%d (%x)\n", rc, rc);
#endif
p = rp;
}
} else
p = rp;
return p;
}
static void configure(struct context *ctx)
{
pthread_t fpst;
pthread_attr_t fpsa;
OMX_CONFIG_FRAMERATETYPE *framerate;
OMX_VIDEO_PARAM_PROFILELEVELTYPE *level;
OMX_VIDEO_PARAM_BITRATETYPE *bitrate;
OMX_BUFFERHEADERTYPE *encbufs;
OMX_PARAM_PORTDEFINITIONTYPE *portdef;
OMX_VIDEO_PORTDEFINITIONTYPE *viddef;
OMX_PARAM_PORTDEFINITIONTYPE *imgportdef;
OMX_IMAGE_PORTDEFINITIONTYPE *imgdef;
OMX_VIDEO_PARAM_PORTFORMATTYPE *pfmt;
OMX_CONFIG_POINTTYPE *pixaspect;
OMX_HANDLETYPE dec, enc, rsz, spl, vid, dei;
OMX_HANDLETYPE prev;
int pp;
int x, y;
int i;
/* omxplayer does this: */
OMX_PARAM_U32TYPE *extra_buffers;
OMX_CONFIG_IMAGEFILTERPARAMSTYPE *image_filter;
MAKEME(portdef, OMX_PARAM_PORTDEFINITIONTYPE);
MAKEME(imgportdef, OMX_PARAM_PORTDEFINITIONTYPE);
MAKEME(pixaspect, OMX_CONFIG_POINTTYPE);
MAKEME(extra_buffers, OMX_PARAM_U32TYPE);
MAKEME(image_filter, OMX_CONFIG_IMAGEFILTERPARAMSTYPE);
/* These just save a bit of typing. No other reason. */
dec = ctx->dec;
enc = ctx->enc;
rsz = ctx->rsz;
dei = ctx->dei;
viddef = &portdef->format.video;
imgdef = &imgportdef->format.image;
prev = dec;
pp = PORT_DEC+1;
printf("Decoder has changed settings. Setting up encoder.\n");
if (ctx->flags & FLAGS_MONITOR) {
OERR(OMX_GetHandle(&spl, SPLNAME, &ctx, &genevents));
OERR(OMX_GetHandle(&vid, VIDNAME, &ctx, &genevents));
for (i = 0; i < 5; i++)
OERR(OMX_SendCommand(spl, OMX_CommandPortDisable,
PORT_SPL+i, NULL));
OERR(OMX_SendCommand(vid, OMX_CommandPortDisable,
PORT_VID, NULL));
}
/* Get the decoder port state...: */
portdef->nPortIndex = PORT_DEC+1;
OERR(OMX_GetParameter(dec, OMX_IndexParamPortDefinition, portdef));
/* Deinterlacer: */
if (ctx->flags & FLAGS_DEINTERLACE) {
OERR(OMX_SendCommand(dei, OMX_CommandStateSet, OMX_StateIdle,
NULL));
portdef->nPortIndex = PORT_DEI;
OERR(OMX_SendCommand(dei, OMX_CommandPortDisable,
PORT_DEI, NULL));
OERR(OMX_SendCommand(dei, OMX_CommandPortDisable,
PORT_DEI+1, NULL));
OERR(OMX_SetParameter(dei, OMX_IndexParamPortDefinition,
portdef));
portdef->nPortIndex = PORT_DEI+1;
OERR(OMX_SetParameter(dei, OMX_IndexParamPortDefinition,
portdef));
/* omxplayer does this: */
extra_buffers->nU32 = 3;
extra_buffers->nPortIndex = pp;
OERR(OMX_SetParameter(prev, OMX_IndexParamBrcmExtraBuffers,
extra_buffers));
image_filter->nPortIndex = PORT_DEI+1;
image_filter->nNumParams = 1;
image_filter->nParams[0] = 3;
image_filter->eImageFilter = OMX_ImageFilterDeInterlaceAdvanced;
OERR(OMX_SetConfig(dei,
OMX_IndexConfigCommonImageFilterParameters,
image_filter));
imgportdef->nPortIndex = PORT_DEI;
OERR(OMX_GetParameter(dei, OMX_IndexParamPortDefinition,
imgportdef));
portdef->nPortIndex = PORT_ENC;
viddef->nFrameWidth = imgdef->nFrameWidth;
viddef->nFrameHeight = imgdef->nFrameHeight;
viddef->nStride = imgdef->nStride;
viddef->nSliceHeight = imgdef->nSliceHeight;
viddef->bFlagErrorConcealment = imgdef->bFlagErrorConcealment;
viddef->eCompressionFormat = imgdef->eCompressionFormat;
viddef->eColorFormat = imgdef->eColorFormat;
viddef->pNativeWindow = imgdef->pNativeWindow;
dumpport(dei, 190);
dumpport(dei, 191);
// allocbufs(dei, PORT_DEI+1, 0);
OERR(OMX_SetupTunnel(prev, pp, dei, PORT_DEI));
prev = dei;
pp = PORT_DEI + 1;
}
if (ctx->resize) {
imgportdef->nPortIndex = PORT_RSZ;
OERR(OMX_GetParameter(rsz, OMX_IndexParamPortDefinition,
imgportdef));
/*
* The least they could have done was to make *all* the common elements appear
* in the same place in the structures, but no...
*/
imgdef->nFrameWidth = viddef->nFrameWidth;
imgdef->nFrameHeight = viddef->nFrameHeight;
imgdef->nStride = viddef->nStride;
imgdef->nSliceHeight = viddef->nSliceHeight;
imgdef->bFlagErrorConcealment = viddef->bFlagErrorConcealment;
imgdef->eCompressionFormat = viddef->eCompressionFormat;
imgdef->eColorFormat = viddef->eColorFormat;
imgdef->pNativeWindow = viddef->pNativeWindow;
OERR(OMX_SetParameter(rsz, OMX_IndexParamPortDefinition,
imgportdef));
if (sscanf(ctx->resize, "%dx%d", &x, &y) == 2) {
x += 0x0f;
x &= ~0x0f;
y += 0x0f;
y &= ~0x0f;
imgdef->nFrameWidth = x;
imgdef->nFrameHeight = y;
} else {
imgdef->nFrameWidth *= x;
imgdef->nFrameWidth /= 100;
imgdef->nFrameWidth += 0x0f;
imgdef->nFrameWidth &= ~0x0f;
imgdef->nFrameHeight *= x;
imgdef->nFrameHeight /= 100;
imgdef->nFrameHeight += 0x0f;
imgdef->nFrameHeight &= ~0x0f;
}
imgdef->nStride = 0;
imgdef->nSliceHeight = 0;
printf("Frame size: %dx%d, scale factor %d\n",
imgdef->nFrameWidth, imgdef->nFrameHeight, x);
imgportdef->nPortIndex = PORT_RSZ+1;
OERR(OMX_SetParameter(rsz, OMX_IndexParamPortDefinition,
imgportdef));
usleep(40);
OERR(OMX_GetParameter(rsz, OMX_IndexParamPortDefinition,
imgportdef));
portdef->nPortIndex = PORT_ENC;
viddef->nFrameWidth = imgdef->nFrameWidth;
viddef->nFrameHeight = imgdef->nFrameHeight;
viddef->nStride = imgdef->nStride;
viddef->nSliceHeight = imgdef->nSliceHeight;
viddef->bFlagErrorConcealment = imgdef->bFlagErrorConcealment;
viddef->eCompressionFormat = imgdef->eCompressionFormat;
viddef->eColorFormat = imgdef->eColorFormat;
viddef->pNativeWindow = imgdef->pNativeWindow;
}
/* ... and feed it to the encoder: */
portdef->nPortIndex = PORT_ENC;
OERR(OMX_SetParameter(enc, OMX_IndexParamPortDefinition, portdef));
/* Setup the tunnel(s): */
if (ctx->flags & FLAGS_MONITOR) {
OERR(OMX_SendCommand(vid, OMX_CommandStateSet, OMX_StateIdle,
NULL));
OERR(OMX_SendCommand(spl, OMX_CommandStateSet, OMX_StateIdle,
NULL));
portdef->nPortIndex = PORT_VID;
// OERR(OMX_SetParameter(vid, OMX_IndexParamPortDefinition, portdef));
dumpport(spl, PORT_SPL);
portdef->nPortIndex = PORT_SPL;
OERR(OMX_SetParameter(spl, OMX_IndexParamPortDefinition,
portdef));
portdef->nPortIndex = PORT_SPL+1;
OERR(OMX_SetParameter(spl, OMX_IndexParamPortDefinition,
portdef));
portdef->nPortIndex = PORT_SPL+2;
OERR(OMX_SetParameter(spl, OMX_IndexParamPortDefinition,
portdef));
OERR(OMX_SetupTunnel(prev, pp, spl, PORT_SPL));
OERR(OMX_SetupTunnel(spl, PORT_SPL+2, vid, PORT_VID));
prev = spl;
pp = PORT_SPL+1;
}
if (ctx->resize) {
OERR(OMX_SetupTunnel(prev, pp, rsz, PORT_RSZ));
prev = rsz;
pp = PORT_RSZ+1;
}