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ffmpeg_movie.c
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/*
This file is part of ffmpeg-php
Copyright (C) 2004-2008 Todd Kirby (ffmpeg.php AT gmail.com)
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.
In addition, as a special exception, the copyright holders of ffmpeg-php
give you permission to combine ffmpeg-php with code included in the
standard release of PHP under the PHP license (or modified versions of
such code, with unchanged license). You may copy and distribute such a
system following the terms of the GNU GPL for ffmpeg-php and the licenses
of the other code concerned, provided that you include the source code of
that other code when and as the GNU GPL requires distribution of source code.
You must obey the GNU General Public License in all respects for all of the
code used other than standard release of PHP. If you modify this file, you
may extend this exception to your version of the file, but you are not
obligated to do so. If you do not wish to do so, delete this exception
statement from your version.
*/
#include "php.h"
#include "php_ini.h"
#include "php_globals.h"
#include "ext/standard/info.h"
#include <avcodec.h>
#include <avformat.h>
#if LIBAVFORMAT_BUILD > 5770
#include <imgutils.h>
#endif
#ifndef CODEC_TYPE_VIDEO
#define CodecType AVMediaType
#define CODEC_TYPE_UNKNOWN AVMEDIA_TYPE_UNKNOWN
#define CODEC_TYPE_VIDEO AVMEDIA_TYPE_VIDEO
#define CODEC_TYPE_AUDIO AVMEDIA_TYPE_AUDIO
#define CODEC_TYPE_DATA AVMEDIA_TYPE_DATA
#define CODEC_TYPE_SUBTITLE AVMEDIA_TYPE_SUBTITLE
#define CODEC_TYPE_ATTACHMENT AVMEDIA_TYPE_ATTACHMENT
#define CODEC_TYPE_NB AVMEDIA_TYPE_NB
#define PKT_FLAG_KEY AV_PKT_FLAG_KEY
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php_ffmpeg.h"
#include "ffmpeg_frame.h"
#include "ffmpeg_movie.h"
#include "ffmpeg_tools.h"
#define GET_MOVIE_RESOURCE(ffmovie_ctx) {\
zend_resource *le;\
if ((le = zend_hash_str_find_ptr(Z_OBJPROP_P(getThis()), "ffmpeg_movie", sizeof("ffmpeg_movie")-1)) == NULL) {\
zend_error(E_WARNING, "Invalid ffmpeg_movie object");\
RETURN_FALSE;\
} else {\
ffmovie_ctx = (ff_movie_context *)(le->ptr);\
}\
\
}
#define LRINT(x) ((long) ((x)+0.5))
#if LIBAVFORMAT_BUILD > 5770
/* See libavcodec/avpicture.c */
#define av_picture_copy(dst, src, fmt, width, height) \
av_image_copy(dst->data, dst->linesize, (const uint8_t **)src->data, \
src->linesize, fmt, width, height)
#endif
#if LIBAVFORMAT_BUILD > 4628
#define GET_CODEC_FIELD(codec, field) codec->field
#define GET_CODEC_PTR(codec) codec
#else
#define GET_CODEC_FIELD(codec, field) codec.field
#define GET_CODEC_PTR(codec) &codec
#endif
typedef struct {
AVFormatContext *fmt_ctx;
int64_t last_pts;
int frame_number;
zend_resource *rsrc_id;
size_t ncodec;
AVCodecContext **codec_ctx;
} ff_movie_context;
static zend_class_entry *ffmpeg_movie_class_entry_ptr;
zend_class_entry ffmpeg_movie_class_entry;
static int le_ffmpeg_movie;
static int le_ffmpeg_pmovie;
/* {{{ ffmpeg_movie methods[]
Methods of the ffmpeg_movie class
*/
zend_function_entry ffmpeg_movie_class_methods[] = {
#if PHP_MAJOR_VERSION >= 8
/* contructor */
FFMPEG_PHP_ME(ffmpeg_movie, __construct, arginfo_class_ffmpeg_movie___construct, 0)
/* methods */
FFMPEG_PHP_MALIAS(ffmpeg_movie, getduration, getDuration, arginfo_class_ffmpeg_movie_getduration, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframecount, getFrameCount, arginfo_class_ffmpeg_movie_getframecount, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframerate, getFrameRate, arginfo_class_ffmpeg_movie_getframerate, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getfilename, getFileName, arginfo_class_ffmpeg_movie_getfilename, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getcomment, getComment, arginfo_class_ffmpeg_movie_getcomment, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, gettitle, getTitle, arginfo_class_ffmpeg_movie_gettitle, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getauthor, getAuthor, arginfo_class_ffmpeg_movie_getauthor, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getartist, getAuthor, arginfo_class_ffmpeg_movie_getartist, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getcopyright, getCopyright, arginfo_class_ffmpeg_movie_getcopyright, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getalbum, getAlbum, arginfo_class_ffmpeg_movie_getalbum, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getgenre, getGenre, arginfo_class_ffmpeg_movie_getgenre, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getyear, getYear, arginfo_class_ffmpeg_movie_getyear, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, gettracknumber, getTrackNumber, arginfo_class_ffmpeg_movie_gettracknumber, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframewidth, getFrameWidth, arginfo_class_ffmpeg_movie_getframewidth, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframeheight, getFrameHeight, arginfo_class_ffmpeg_movie_getframeheight, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframenumber, getFrameNumber, arginfo_class_ffmpeg_movie_getframenumber, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getpixelformat, getPixelFormat, arginfo_class_ffmpeg_movie_getpixelformat, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getbitrate, getBitRate, arginfo_class_ffmpeg_movie_getbitrate, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, hasaudio, hasAudio, arginfo_class_ffmpeg_movie_hasaudio, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, hasvideo, hasVideo, arginfo_class_ffmpeg_movie_hasvideo, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getnextkeyframe, getNextKeyFrame, arginfo_class_ffmpeg_movie_getnextkeyframe, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframe, getFrame, arginfo_class_ffmpeg_movie_getframe, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getvideocodec, getVideoCodec, arginfo_class_ffmpeg_movie_getvideocodec, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiocodec, getAudioCodec, arginfo_class_ffmpeg_movie_getaudiocodec, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getvideostreamid, getVideoStreamId, arginfo_class_ffmpeg_movie_getvideostreamid, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiostreamid, getAudioStreamId, arginfo_class_ffmpeg_movie_getaudiostreamid, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiochannels, getAudioChannels, arginfo_class_ffmpeg_movie_getaudiochannels, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiosamplerate, getAudioSampleRate, arginfo_class_ffmpeg_movie_getaudiosamplerate, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiobitrate, getAudioBitRate, arginfo_class_ffmpeg_movie_getaudiobitrate, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getvideobitrate, getVideoBitRate, arginfo_class_ffmpeg_movie_getvideobitrate, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getpixelaspectratio, getPixelAspectRatio, arginfo_class_ffmpeg_movie_getpixelaspectratio, 0)
#else
/* contructor */
FFMPEG_PHP_ME(ffmpeg_movie, __construct, NULL, 0)
/* methods */
FFMPEG_PHP_MALIAS(ffmpeg_movie, getduration, getDuration, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframecount, getFrameCount, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframerate, getFrameRate, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getfilename, getFileName, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getcomment, getComment, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, gettitle, getTitle, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getauthor, getAuthor, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getartist, getAuthor, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getcopyright, getCopyright, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getalbum, getAlbum, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getgenre, getGenre, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getyear, getYear, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, gettracknumber, getTrackNumber, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframewidth, getFrameWidth, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframeheight, getFrameHeight, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframenumber, getFrameNumber, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getpixelformat, getPixelFormat, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getbitrate, getBitRate, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, hasaudio, hasAudio, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, hasvideo, hasVideo, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getnextkeyframe, getNextKeyFrame, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getframe, getFrame, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getvideocodec, getVideoCodec, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiocodec, getAudioCodec, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getvideostreamid, getVideoStreamId, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiostreamid, getAudioStreamId, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiochannels, getAudioChannels, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiosamplerate, getAudioSampleRate, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getaudiobitrate, getAudioBitRate, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getvideobitrate, getVideoBitRate, NULL, 0)
FFMPEG_PHP_MALIAS(ffmpeg_movie, getpixelaspectratio, getPixelAspectRatio, NULL, 0)
#endif
FFMPEG_PHP_END_METHODS
};
/* }}} */
/* {{{ _php_get_ffmovie_ctx()
*/
static ff_movie_context* _php_get_ffmovie_ctx()
{
zend_ulong numitems, i;
zend_resource *le;
ff_movie_context *ffmovie_ctx;
numitems = zend_hash_next_free_element(&EG(regular_list));
for (i=1; i<numitems; i++) {
if ((le = zend_hash_index_find_ptr(&EG(regular_list), i)) == NULL) {
continue;
}
if (le->type == le_ffmpeg_movie || le->type == le_ffmpeg_pmovie) {
ffmovie_ctx = (ff_movie_context *)(le->ptr);
return ffmovie_ctx;
}
}
return 0;
}
/* }}} */
/* {{{ _php_get_stream_index()
*/
static int _php_get_stream_index(const AVFormatContext *fmt_ctx, int type)
{
int i;
//fprintf(stderr, "_php_get_stream_index fmt_ctx->nb_streams = %d\n", fmt_ctx->nb_streams);
for (i = 0; i < fmt_ctx->nb_streams; i++) {
if (fmt_ctx->streams[i] &&
GET_CODEC_FIELD(fmt_ctx->streams[i]->codec, codec_type) == type) {
return i;
}
}
/* stream not found */
return -1;
}
/* }}} */
/* {{{ _php_get_video_stream()
*/
static AVStream *_php_get_video_stream(AVFormatContext *fmt_ctx)
{
int i = _php_get_stream_index(fmt_ctx, CODEC_TYPE_VIDEO);
return i < 0 ? NULL : fmt_ctx->streams[i];
}
/* }}} */
/* {{{ _php_get_audio_stream()
* TODO: Some containers can have multiple audio streams, so this
* will eventually need to be replaced by something smarter
*/
static AVStream *_php_get_audio_stream(AVFormatContext *fmt_ctx)
{
int i = _php_get_stream_index(fmt_ctx, CODEC_TYPE_AUDIO);
return i < 0 ? NULL : fmt_ctx->streams[i];
}
/* }}} */
static int has_audio(const ff_movie_context *ffmovie_ctx) {
return _php_get_audio_stream(ffmovie_ctx->fmt_ctx) != NULL;
}
static int has_video(const ff_movie_context *ffmovie_ctx) {
return _php_get_video_stream(ffmovie_ctx->fmt_ctx) != NULL;
}
/* {{{ _php_get_filename()
*/
const static char* _php_get_filename(const ff_movie_context *ffmovie_ctx)
{
return ffmovie_ctx->fmt_ctx->filename;
}
/* }}} */
/* {{{ _php_alloc_ffmovie_ctx()
*/
static ff_movie_context* _php_alloc_ffmovie_ctx()
{
ff_movie_context *ffmovie_ctx;
ffmovie_ctx = ecalloc(1, sizeof(ff_movie_context));
return ffmovie_ctx;
}
/* }}} */
/* {{{ _php_print_av_error()
*/
/*
static void _php_print_av_error(const char *filename, int err)
{
switch(err) {
case AVERROR_IO:
zend_error(E_WARNING, "%s: I/O error.\n", filename);
break;
case AVERROR_NOMEM:
zend_error(E_WARNING, "%s: Not enough memory.\n", filename);
break;
case AVERROR_NOTSUPP:
zend_error(E_WARNING, "%s: Operation not supported.\n", filename);
break;
case AVERROR_NUMEXPECTED:
zend_error(E_WARNING, "%s: Incorrect image filename syntax.\n", filename);
break;
case AVERROR_INVALIDDATA:
zend_error(E_WARNING, "%s: Error while parsing header\n", filename);
break;
case AVERROR_NOFMT:
zend_error(E_WARNING, "%s: Unknown format\n", filename);
case AVERROR_UNKNOWN:
// Fall thru to default case
default:
zend_error(E_WARNING, "%s: Error while opening file (%d)\n", filename, err);
break;
}
}
*/
/* }}} */
/* {{{ _php_open_movie_file()
*/
static int _php_open_movie_file(ff_movie_context *ffmovie_ctx,
char* filename)
{
if (ffmovie_ctx->fmt_ctx) {
avformat_close_input(&ffmovie_ctx->fmt_ctx);
ffmovie_ctx->fmt_ctx = NULL;
}
/* open the file with generic libav function */
if (avformat_open_input(&ffmovie_ctx->fmt_ctx, filename, NULL, NULL) < 0) {
return 1;
}
/* decode the first frames to get the stream parameters. */
avformat_find_stream_info(ffmovie_ctx->fmt_ctx, NULL);
return 0;
}
/* }}} */
/* {{{ proto object ffmpeg_movie(string filename)
Constructor for ffmpeg_movie objects
*/
FFMPEG_PHP_CONSTRUCTOR(ffmpeg_movie, __construct)
{
zval *argv = NULL;
int ac = ZEND_NUM_ARGS();
int persistent = 0;
char *filename = NULL, *fullpath = NULL;
ff_movie_context *ffmovie_ctx = NULL;
int i;
/* we pass additional args to the respective handler */
argv = (zval *)safe_emalloc(sizeof(zval), ac, 0);
if (zend_get_parameters_array_ex(ac, argv) != SUCCESS) {
efree(argv);
WRONG_PARAM_COUNT;
}
/* we only take string arguments */
for (i = 0; i < ac; i++) {
if (Z_TYPE(argv[i]) != IS_STRING) {
convert_to_string_ex(&argv[i]);
} else if (Z_REFCOUNTED(argv[i])) {
Z_ADDREF(argv[i]);
}
}
switch (ZEND_NUM_ARGS()) {
case 2:
// convert_to_boolean_ex(argv[1]);
if (! INI_BOOL("ffmpeg.allow_persistent") && Z_STRVAL(argv[1])) {
zend_error(E_WARNING,
"Persistent movies have been disabled in php.ini");
break;
}
persistent = Z_LVAL(argv[1]);
/* fallthru */
case 1:
filename = Z_STRVAL(argv[0]);
break;
default:
WRONG_PARAM_COUNT;
}
ffmovie_ctx = _php_alloc_ffmovie_ctx();
if (_php_open_movie_file(ffmovie_ctx, filename)) {
zend_error(E_WARNING, "Can't open movie file %s",
filename);
efree(argv);
ZVAL_BOOL(getThis(), 0);
RETURN_FALSE;
}
ffmovie_ctx->rsrc_id = zend_register_resource(ffmovie_ctx,
le_ffmpeg_movie);
// }
add_property_resource(getThis(), "ffmpeg_movie", ffmovie_ctx->rsrc_id);
efree(argv);
if (fullpath) {
efree(fullpath);
}
}
/* }}} */
/* {{{ _php_free_ffmpeg_movie
*/
static void _php_free_ffmpeg_movie(zend_resource *rsrc)
{
int i;
ff_movie_context *ffmovie_ctx = (ff_movie_context*)rsrc->ptr;
if (ffmovie_ctx == NULL)
return;
if (ffmovie_ctx->codec_ctx) {
for (i = 0; i < ffmovie_ctx->ncodec; i++) {
if (ffmovie_ctx->codec_ctx[i]) {
avcodec_close(ffmovie_ctx->codec_ctx[i]);
}
ffmovie_ctx->codec_ctx[i] = NULL;
}
}
avformat_close_input(&ffmovie_ctx->fmt_ctx);
efree(ffmovie_ctx->fmt_ctx);
efree(ffmovie_ctx);
}
/* }}} */
/* {{{ _php_free_ffmpeg_pmovie
*/
static void _php_free_ffmpeg_pmovie(zend_resource *rsrc)
{
/* TODO: Factor into a single free function for pmovie and movie */
int i;
ff_movie_context *ffmovie_ctx = (ff_movie_context*)rsrc->ptr;
if (ffmovie_ctx == NULL)
return;
if (ffmovie_ctx->codec_ctx) {
for (i = 0; i < ffmovie_ctx->ncodec; i++) {
if (ffmovie_ctx->codec_ctx[i]) {
avcodec_close(ffmovie_ctx->codec_ctx[i]);
}
ffmovie_ctx->codec_ctx[i] = NULL;
}
}
avformat_close_input(&ffmovie_ctx->fmt_ctx);
efree(ffmovie_ctx->fmt_ctx);
free(ffmovie_ctx);
}
/* }}} */
/* {{{ register_ffmpeg_movie_class()
*/
void register_ffmpeg_movie_class(int module_number)
{
le_ffmpeg_movie = zend_register_list_destructors_ex(_php_free_ffmpeg_movie,
NULL, "ffmpeg_movie", module_number);
le_ffmpeg_pmovie = zend_register_list_destructors_ex(NULL,
_php_free_ffmpeg_pmovie, "ffmpeg_pmovie", module_number);
INIT_CLASS_ENTRY(ffmpeg_movie_class_entry, "ffmpeg_movie",
ffmpeg_movie_class_methods);
/* register ffmpeg movie class */
ffmpeg_movie_class_entry_ptr =
zend_register_internal_class(&ffmpeg_movie_class_entry);
}
/* }}} */
/* {{{ __php_get_decoder_context()
Opens decoders and gets codec context. Always call this to get a pointer to
the codec context. This allows to postpone codec init until a function that
requires it is called.
*/
static AVCodecContext* _php_get_decoder_context(ff_movie_context *ffmovie_ctx,
int stream_type)
{
AVCodec *decoder;
int stream_index;
stream_index = _php_get_stream_index(ffmovie_ctx->fmt_ctx, stream_type);
if (stream_index < 0) {
// FIXME: factor out the conditional.
if (stream_type == CODEC_TYPE_VIDEO) {
zend_error(E_WARNING, "Can't find video stream in %s",
_php_get_filename(ffmovie_ctx));
return NULL;
} else {
zend_error(E_WARNING, "Can't find audio stream in %s",
_php_get_filename(ffmovie_ctx));
return NULL;
}
}
if (stream_index >= ffmovie_ctx->ncodec) {
void *p = erealloc(ffmovie_ctx->codec_ctx,
(sizeof(*ffmovie_ctx->codec_ctx)) * (stream_index + 1));
if (p == NULL) {
zend_error(E_ERROR, "Out of memory trying to allocate for codec %d",
stream_index);
return NULL;
}
ffmovie_ctx->codec_ctx = p;
/* Zero-out the newly-allocated pointers */
do {
ffmovie_ctx->codec_ctx[ffmovie_ctx->ncodec] = NULL;
} while (++ffmovie_ctx->ncodec <= stream_index);
}
/* check if the codec for this stream is already open */
if (!ffmovie_ctx->codec_ctx[stream_index]) {
/* find the decoder */
decoder = avcodec_find_decoder(GET_CODEC_FIELD(
ffmovie_ctx->fmt_ctx->streams[stream_index]->codec,
codec_id));
if (!decoder) {
zend_error(E_ERROR, "Could not find decoder for %s",
_php_get_filename(ffmovie_ctx));
return NULL;
}
ffmovie_ctx->codec_ctx[stream_index] =
GET_CODEC_PTR(ffmovie_ctx->fmt_ctx->streams[stream_index]->codec);
/* open the decoder */
if (avcodec_open2(ffmovie_ctx->codec_ctx[stream_index], decoder, NULL) < 0) {
zend_error(E_WARNING, "Could not open codec for %s", _php_get_filename(ffmovie_ctx));
return NULL;
}
}
return ffmovie_ctx->codec_ctx[stream_index];
}
/* }}} */
/* {{{ proto string getComment()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getComment)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "comment", NULL, 0);
if (entry) {
RETURN_STRINGL(entry->value, strlen(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_STRINGL(ffmovie_ctx->fmt_ctx->comment,
strlen(ffmovie_ctx->fmt_ctx->comment));
#endif
}
/* }}} */
/* {{{ proto string getTitle()
* Return title field from movie or title ID3 tag from an MP3 file.
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getTitle)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "title", NULL, 0);
if (entry) {
RETURN_STRINGL(entry->value, strlen(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_STRINGL(ffmovie_ctx->fmt_ctx->title,
strlen(ffmovie_ctx->fmt_ctx->title));
#endif
}
/* }}} */
/* {{{ proto string getAuthor() or getArtist()
* Return author field from a movie or artist ID3 tag from am MP3 files.
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getAuthor)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "author", NULL, 0);
if (!entry) {
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "artist", NULL, 0);
}
if (entry) {
RETURN_STRINGL(entry->value, strlen(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_STRINGL(ffmovie_ctx->fmt_ctx->author,
strlen(ffmovie_ctx->fmt_ctx->author));
#endif
}
/* }}} */
/* {{{ proto string getCopyright()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getCopyright)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "copyright", NULL, 0);
if (entry) {
RETURN_STRINGL(entry->value, strlen(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_STRINGL(ffmovie_ctx->fmt_ctx->copyright,
strlen(ffmovie_ctx->fmt_ctx->copyright));
#endif
}
/* }}} */
/* {{{ proto string getAlbum()
* Return ID3 album field from an mp3 file
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getAlbum)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "album", NULL, 0);
if (entry) {
RETURN_STRINGL(entry->value, strlen(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_STRINGL(ffmovie_ctx->fmt_ctx->album,
strlen(ffmovie_ctx->fmt_ctx->album));
#endif
}
/* }}} */
/* {{{ proto string getGenre()
* Return ID3 genre field from an mp3 file
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getGenre)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "genre", NULL, 0);
if (entry) {
RETURN_STRINGL(entry->value, strlen(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_STRINGL(ffmovie_ctx->fmt_ctx->genre,
strlen(ffmovie_ctx->fmt_ctx->genre));
#endif
}
/* }}} */
/* {{{ proto int getTrackNumber()
* Return ID3 track field from an mp3 file
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getTrackNumber)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "track", NULL, 0);
if (entry) {
RETURN_LONG(atol(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_LONG(ffmovie_ctx->fmt_ctx->track);
#endif
}
/* }}} */
/* {{{ proto int getYear()
* Return ID3 year field from an mp3 file
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getYear)
{
ff_movie_context *ffmovie_ctx;
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
AVDictionaryEntry *entry;
#endif
GET_MOVIE_RESOURCE(ffmovie_ctx);
#if LIBAVFORMAT_VERSION_INT > AV_VERSION_INT(52, 31, 0)
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "year", NULL, 0);
if (!entry) {
entry = av_dict_get(ffmovie_ctx->fmt_ctx->metadata, "date", NULL, 0);
}
if (entry && (strlen(entry->value) <= 4)) {
RETURN_LONG(atol(entry->value));
} else {
RETURN_NULL();
}
#else
RETURN_LONG(ffmovie_ctx->fmt_ctx->year);
#endif
}
/* }}} */
/* {{{ _php_get_duration()
*/
static float _php_get_duration(ff_movie_context *ffmovie_ctx)
{
float duration;
duration = (float)ffmovie_ctx->fmt_ctx->duration / AV_TIME_BASE;
if (duration < 0) {
duration = 0.0f;
}
return duration;
}
/* }}} */
/* {{{ proto int getDuration()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getDuration)
{
ff_movie_context *ffmovie_ctx;
GET_MOVIE_RESOURCE(ffmovie_ctx);
RETURN_DOUBLE(_php_get_duration(ffmovie_ctx));
}
/* }}} */
/* {{{ _php_get_framerate()
*/
static float _php_get_framerate(ff_movie_context *ffmovie_ctx)
{
AVStream *st = _php_get_video_stream(ffmovie_ctx->fmt_ctx);
float rate = 0.0f;
if (!st) {
return rate;
}
#if LIBAVCODEC_BUILD > 4753
if (GET_CODEC_FIELD(st->codec, codec_type) == CODEC_TYPE_VIDEO){
if (st->r_frame_rate.den && st->r_frame_rate.num) {
rate = av_q2d(st->r_frame_rate);
} else {
rate = 1 / av_q2d(GET_CODEC_FIELD(st->codec, time_base));
}
}
return (float)rate;
#else
return (float)GET_CODEC_FIELD(st->codec, frame_rate) /
GET_CODEC_FIELD(st->codec, frame_rate_base);
#endif
}
/* }}} */
/* {{{ _php_get_framecount()
*/
static long _php_get_framecount(ff_movie_context *ffmovie_ctx)
{
/* does this movie have a video stream? */
if (!_php_get_video_stream(ffmovie_ctx->fmt_ctx)) {
return 0;
}
return LRINT(_php_get_framerate(ffmovie_ctx) *
_php_get_duration(ffmovie_ctx));
}
/* }}} */
/* {{{ proto int getFrameCount()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getFrameCount)
{
ff_movie_context *ffmovie_ctx;
GET_MOVIE_RESOURCE(ffmovie_ctx);
RETURN_LONG(_php_get_framecount(ffmovie_ctx));
}
/* }}} */
/* {{{ proto int getFrameRate()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getFrameRate)
{
ff_movie_context *ffmovie_ctx;
GET_MOVIE_RESOURCE(ffmovie_ctx);
RETURN_DOUBLE(_php_get_framerate(ffmovie_ctx));
}
/* }}} */
/* {{{ proto string getFileName()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getFileName)
{
ff_movie_context *ffmovie_ctx;
const char* filename;
GET_MOVIE_RESOURCE(ffmovie_ctx);
filename = _php_get_filename(ffmovie_ctx);
RETURN_STRINGL(filename, strlen(filename));
}
/* }}} */
/* {{{ _php_get_framewidth()
*/
static int _php_get_framewidth(ff_movie_context *ffmovie_ctx)
{
AVStream *st = _php_get_video_stream(ffmovie_ctx->fmt_ctx);
if (!st) {
return 0;
}
return GET_CODEC_FIELD(st->codec, width);
}
/* }}} */
/* {{{ proto int getFrameWidth()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getFrameWidth)
{
ff_movie_context *ffmovie_ctx;
GET_MOVIE_RESOURCE(ffmovie_ctx);
RETURN_LONG(_php_get_framewidth(ffmovie_ctx));
}
/* }}} */
/* {{{ _php_get_frameheight()
*/
static int _php_get_frameheight(ff_movie_context *ffmovie_ctx)
{
AVStream *st = _php_get_video_stream(ffmovie_ctx->fmt_ctx);
if (!st) {
return 0;
}
return GET_CODEC_FIELD(st->codec, height);
}
/* }}} */
/* {{{ proto int getFrameHeight()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getFrameHeight)
{
ff_movie_context *ffmovie_ctx;
GET_MOVIE_RESOURCE(ffmovie_ctx);
RETURN_LONG(_php_get_frameheight(ffmovie_ctx));
}
/* }}} */
/* {{{ _php_get_framenumber()
*/
static long _php_get_framenumber(ff_movie_context *ffmovie_ctx)
{
AVCodecContext *decoder_ctx = NULL;
decoder_ctx = _php_get_decoder_context(ffmovie_ctx, CODEC_TYPE_VIDEO);
if (!decoder_ctx) {
return 0;
}
if (ffmovie_ctx->frame_number <= 0) {
return 1; /* no frames read yet so return the first */
} else {
return ffmovie_ctx->frame_number;
}
}
/* }}} */
/* {{{ proto resource getFrameNumber()
*/
FFMPEG_PHP_METHOD(ffmpeg_movie, getFrameNumber)
{
ff_movie_context *ffmovie_ctx;
int frame_number = 0;
GET_MOVIE_RESOURCE(ffmovie_ctx);
frame_number =_php_get_framenumber(ffmovie_ctx);
if (frame_number) {
RETURN_LONG(frame_number);
} else {
RETURN_FALSE;
}
}
/* }}} */
/* {{{ _php_get_pixelformat()
*/
static int _php_get_pixelformat(ff_movie_context *ffmovie_ctx)
{
AVCodecContext *decoder_ctx;
decoder_ctx = _php_get_decoder_context(ffmovie_ctx, CODEC_TYPE_VIDEO);
return decoder_ctx ? decoder_ctx->pix_fmt : 0;
}
/* }}} */
/* {{{ proto int getPixelFormat()