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Diffstat (limited to 'libmpdemux/demux_avs.c')
-rw-r--r--libmpdemux/demux_avs.c476
1 files changed, 0 insertions, 476 deletions
diff --git a/libmpdemux/demux_avs.c b/libmpdemux/demux_avs.c
deleted file mode 100644
index e90e36c1a7..0000000000
--- a/libmpdemux/demux_avs.c
+++ /dev/null
@@ -1,476 +0,0 @@
-/*
- * Demuxer for avisynth
- * Copyright (c) 2005 Gianluigi Tiesi <sherpya@netfarm.it>
- *
- * This file is part of MPlayer.
- *
- * MPlayer is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * MPlayer 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <limits.h>
-
-#include "config.h"
-#include "mp_msg.h"
-
-#include "stream/stream.h"
-#include "demuxer.h"
-#include "stheader.h"
-#include "libvo/fastmemcpy.h"
-
-#include "loader/wine/winbase.h"
-#include "loader/wine/windef.h"
-
-#ifdef WIN32_LOADER
-#include "loader/ldt_keeper.h"
-#endif
-
-#include "demux_avs.h"
-
-#define MAX_AVS_SIZE 16 * 1024 /* 16k should be enough */
-
-typedef WINAPI AVS_ScriptEnvironment* (*imp_avs_create_script_environment)(int version);
-typedef WINAPI AVS_Value (*imp_avs_invoke)(AVS_ScriptEnvironment *, const char * name, AVS_Value args, const char** arg_names);
-typedef WINAPI const AVS_VideoInfo *(*imp_avs_get_video_info)(AVS_Clip *);
-typedef WINAPI AVS_Clip* (*imp_avs_take_clip)(AVS_Value, AVS_ScriptEnvironment *);
-typedef WINAPI void (*imp_avs_release_clip)(AVS_Clip *);
-typedef WINAPI AVS_VideoFrame* (*imp_avs_get_frame)(AVS_Clip *, int n);
-typedef WINAPI void (*imp_avs_release_video_frame)(AVS_VideoFrame *);
-typedef WINAPI int (*imp_avs_get_audio)(AVS_Clip *, void * buf, uint64_t start, uint64_t count);
-
-#define Q(string) # string
-#define IMPORT_FUNC(x) \
- AVS->x = ( imp_##x ) GetProcAddress(AVS->dll, Q(x)); \
- if (!AVS->x) { mp_msg(MSGT_DEMUX,MSGL_V,"AVS: failed to load "Q(x)"()\n"); return 0; }
-
-typedef struct tagAVS
-{
- AVS_ScriptEnvironment *avs_env;
- AVS_Value handler;
- AVS_Clip *clip;
- const AVS_VideoInfo *video_info;
-#ifdef WIN32_LOADER
- ldt_fs_t* ldt_fs;
-#endif
- HMODULE dll;
- int frameno;
- uint64_t sampleno;
- int init;
-
- imp_avs_create_script_environment avs_create_script_environment;
- imp_avs_invoke avs_invoke;
- imp_avs_get_video_info avs_get_video_info;
- imp_avs_take_clip avs_take_clip;
- imp_avs_release_clip avs_release_clip;
- imp_avs_get_frame avs_get_frame;
- imp_avs_release_video_frame avs_release_video_frame;
- imp_avs_get_audio avs_get_audio;
-} AVS_T;
-
-static AVS_T *initAVS(const char *filename)
-{
- AVS_T *AVS = malloc (sizeof(AVS_T));
- AVS_Value arg0 = avs_new_value_string(filename);
- AVS_Value args = avs_new_value_array(&arg0, 1);
-
- memset(AVS, 0, sizeof(AVS_T));
-
-#ifdef WIN32_LOADER
- AVS->ldt_fs = Setup_LDT_Keeper();
-#endif
-
- AVS->dll = LoadLibraryA("avisynth.dll");
- if(!AVS->dll)
- {
- mp_msg(MSGT_DEMUX ,MSGL_V, "AVS: failed to load avisynth.dll\n");
- goto avs_err;
- }
-
- /* Dynamic import of needed stuff from avisynth.dll */
- IMPORT_FUNC(avs_create_script_environment);
- IMPORT_FUNC(avs_invoke);
- IMPORT_FUNC(avs_get_video_info);
- IMPORT_FUNC(avs_take_clip);
- IMPORT_FUNC(avs_release_clip);
- IMPORT_FUNC(avs_get_frame);
- IMPORT_FUNC(avs_release_video_frame);
- IMPORT_FUNC(avs_get_audio);
-
- AVS->avs_env = AVS->avs_create_script_environment(AVISYNTH_INTERFACE_VERSION);
- if (!AVS->avs_env)
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: avs_create_script_environment failed\n");
- goto avs_err;
- }
-
-
- AVS->handler = AVS->avs_invoke(AVS->avs_env, "Import", args, 0);
-
- if (avs_is_error(AVS->handler))
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: Avisynth error: %s\n", avs_as_string(AVS->handler));
- goto avs_err;
- }
-
- if (!avs_is_clip(AVS->handler))
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: Avisynth doesn't return a clip\n");
- goto avs_err;
- }
-
- return AVS;
-
-avs_err:
- if (AVS->dll) FreeLibrary(AVS->dll);
-#ifdef WIN32_LOADER
- Restore_LDT_Keeper(AVS->ldt_fs);
-#endif
- free(AVS);
- return NULL;
-}
-
-/* Implement RGB MODES ?? */
-#if 0
-static __inline int get_mmioFOURCC(const AVS_VideoInfo *v)
-{
- if (avs_is_rgb(v)) return mmioFOURCC(8, 'R', 'G', 'B');
- if (avs_is_rgb24(v)) return mmioFOURCC(24, 'R', 'G', 'B');
- if (avs_is_rgb32(v)) return mmioFOURCC(32, 'R', 'G', 'B');
- if (avs_is_yv12(v)) return mmioFOURCC('Y', 'V', '1', '2');
- if (avs_is_yuy(v)) return mmioFOURCC('Y', 'U', 'Y', ' ');
- if (avs_is_yuy2(v)) return mmioFOURCC('Y', 'U', 'Y', '2');
- return 0;
-}
-#endif
-
-static int demux_avs_fill_buffer(demuxer_t *demuxer, demux_stream_t *ds)
-{
- AVS_VideoFrame *curr_frame;
- demux_packet_t *dp = NULL;
- AVS_T *AVS = demuxer->priv;
-
- if (ds == demuxer->video)
- {
- sh_video_t *sh_video = demuxer->video->sh;
- char *dst;
- int w, h;
- if (AVS->video_info->num_frames <= AVS->frameno) return 0; // EOF
-
- curr_frame = AVS->avs_get_frame(AVS->clip, AVS->frameno);
- if (!curr_frame)
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: error getting frame -- EOF??\n");
- return 0;
- }
- w = curr_frame->row_size;
- h = curr_frame->height;
-
- dp = new_demux_packet(w * h + 2 * (w / 2) * (h / 2));
-
- dp->pts=AVS->frameno / sh_video->fps;
-
- dst = dp->buffer;
- memcpy_pic(dst, curr_frame->vfb->data + curr_frame->offset,
- w, h, w, curr_frame->pitch);
- dst += w * h;
- w /= 2; h /= 2;
- memcpy_pic(dst, curr_frame->vfb->data + curr_frame->offsetV,
- w, h, w, curr_frame->pitchUV);
- dst += w * h;
- memcpy_pic(dst, curr_frame->vfb->data + curr_frame->offsetU,
- w, h, w, curr_frame->pitchUV);
- ds_add_packet(demuxer->video, dp);
-
- AVS->frameno++;
- AVS->avs_release_video_frame(curr_frame);
- }
-
- /* Audio */
- if (ds == demuxer->audio)
- {
- sh_audio_t *sh_audio = ds->sh;
- int samples = sh_audio->samplerate;
- uint64_t l;
- samples = FFMIN(samples, AVS->video_info->num_audio_samples - AVS->sampleno);
- if (!samples) return 0;
- l = samples * sh_audio->channels * sh_audio->samplesize;
- if (l > INT_MAX) {
- mp_msg(MSGT_DEMUX, MSGL_FATAL, "AVS: audio packet too big\n");
- return 0;
- }
- dp = new_demux_packet(l);
- dp->pts = AVS->sampleno / sh_audio->samplerate;
-
- if (AVS->avs_get_audio(AVS->clip, dp->buffer, AVS->sampleno, samples))
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: avs_get_audio() failed\n");
- return 0;
- }
- ds_add_packet(demuxer->audio, dp);
-
- AVS->sampleno += samples;
- }
-
- return 1;
-}
-
-static demuxer_t* demux_open_avs(demuxer_t* demuxer)
-{
- int found = 0;
- AVS_T *AVS = demuxer->priv;
- int audio_samplesize = 0;
- AVS->frameno = 0;
- AVS->sampleno = 0;
-
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: demux_open_avs()\n");
- demuxer->seekable = 1;
-
- AVS->clip = AVS->avs_take_clip(AVS->handler, AVS->avs_env);
- if(!AVS->clip)
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: avs_take_clip() failed\n");
- return NULL;
- }
-
- AVS->video_info = AVS->avs_get_video_info(AVS->clip);
- if (!AVS->video_info)
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: avs_get_video_info() call failed\n");
- return NULL;
- }
-
- if (!avs_is_yv12(AVS->video_info))
- {
- AVS->handler = AVS->avs_invoke(AVS->avs_env, "ConvertToYV12", avs_new_value_array(&AVS->handler, 1), 0);
- if (avs_is_error(AVS->handler))
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: Cannot convert input video to YV12: %s\n", avs_as_string(AVS->handler));
- return NULL;
- }
-
- AVS->clip = AVS->avs_take_clip(AVS->handler, AVS->avs_env);
-
- if(!AVS->clip)
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: avs_take_clip() failed\n");
- return NULL;
- }
-
- AVS->video_info = AVS->avs_get_video_info(AVS->clip);
- if (!AVS->video_info)
- {
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: avs_get_video_info() call failed\n");
- return NULL;
- }
- }
-
- // TODO check field-based ??
-
- /* Video */
- if (avs_has_video(AVS->video_info))
- {
- sh_video_t *sh_video = new_sh_video(demuxer, 0);
- found = 1;
-
- if (demuxer->video->id == -1) demuxer->video->id = 0;
- if (demuxer->video->id == 0)
- demuxer->video->sh = sh_video;
- sh_video->ds = demuxer->video;
-
- sh_video->disp_w = AVS->video_info->width;
- sh_video->disp_h = AVS->video_info->height;
-
- //sh_video->format = get_mmioFOURCC(AVS->video_info);
- sh_video->format = mmioFOURCC('Y', 'V', '1', '2');
- sh_video->fps = (double) AVS->video_info->fps_numerator / (double) AVS->video_info->fps_denominator;
- sh_video->frametime = 1.0 / sh_video->fps;
-
- sh_video->bih = malloc(sizeof(*sh_video->bih) + (256 * 4));
- sh_video->bih->biCompression = sh_video->format;
- sh_video->bih->biBitCount = avs_bits_per_pixel(AVS->video_info);
- //sh_video->bih->biPlanes = 2;
-
- sh_video->bih->biWidth = AVS->video_info->width;
- sh_video->bih->biHeight = AVS->video_info->height;
- sh_video->num_frames = 0;
- sh_video->num_frames_decoded = 0;
- }
-
- /* Audio */
- if (avs_has_audio(AVS->video_info))
- switch (AVS->video_info->sample_type) {
- case AVS_SAMPLE_INT8: audio_samplesize = 1; break;
- case AVS_SAMPLE_INT16: audio_samplesize = 2; break;
- case AVS_SAMPLE_INT24: audio_samplesize = 3; break;
- case AVS_SAMPLE_INT32:
- case AVS_SAMPLE_FLOAT: audio_samplesize = 4; break;
- default:
- mp_msg(MSGT_DEMUX, MSGL_ERR, "AVS: unknown audio type, disabling\n");
- }
- if (audio_samplesize)
- {
- sh_audio_t *sh_audio = new_sh_audio(demuxer, 0);
- found = 1;
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: Clip has audio -> Channels = %d - Freq = %d\n", AVS->video_info->nchannels, AVS->video_info->audio_samples_per_second);
-
- if (demuxer->audio->id == -1) demuxer->audio->id = 0;
- if (demuxer->audio->id == 0)
- demuxer->audio->sh = sh_audio;
- sh_audio->ds = demuxer->audio;
-
- sh_audio->wf = malloc(sizeof(*sh_audio->wf));
- sh_audio->wf->wFormatTag = sh_audio->format =
- (AVS->video_info->sample_type == AVS_SAMPLE_FLOAT) ? 0x3 : 0x1;
- sh_audio->wf->nChannels = sh_audio->channels = AVS->video_info->nchannels;
- sh_audio->wf->nSamplesPerSec = sh_audio->samplerate = AVS->video_info->audio_samples_per_second;
- sh_audio->samplesize = audio_samplesize;
- sh_audio->wf->nAvgBytesPerSec = sh_audio->channels * sh_audio->samplesize * sh_audio->samplerate;
- sh_audio->wf->nBlockAlign = sh_audio->channels * sh_audio->samplesize;
- sh_audio->wf->wBitsPerSample = sh_audio->samplesize * 8;
- sh_audio->wf->cbSize = 0;
- sh_audio->i_bps = sh_audio->wf->nAvgBytesPerSec;
- }
-
- AVS->init = 1;
- if (found)
- return demuxer;
- else
- return NULL;
-}
-
-static int demux_avs_control(demuxer_t *demuxer, int cmd, void *arg)
-{
- sh_video_t *sh_video=demuxer->video->sh;
- sh_audio_t *sh_audio=demuxer->audio->sh;
- AVS_T *AVS = demuxer->priv;
-
- switch(cmd)
- {
- case DEMUXER_CTRL_GET_TIME_LENGTH:
- {
- double res = sh_video ? (double)AVS->video_info->num_frames / sh_video->fps : 0;
- if (sh_audio)
- res = FFMAX(res, (double)AVS->video_info->num_audio_samples / sh_audio->samplerate);
- *((double *)arg) = res;
- return DEMUXER_CTRL_OK;
- }
- case DEMUXER_CTRL_GET_PERCENT_POS:
- {
- if (sh_video)
- *((int *)arg) = AVS->frameno * 100 / AVS->video_info->num_frames;
- else
- *((int *)arg) = AVS->sampleno * 100 / AVS->video_info->num_audio_samples;
- return DEMUXER_CTRL_OK;
- }
- default:
- return DEMUXER_CTRL_NOTIMPL;
- }
-}
-
-static void demux_close_avs(demuxer_t* demuxer)
-{
- AVS_T *AVS = demuxer->priv;
-
- if (AVS)
- {
- if (AVS->dll)
- {
- if (AVS->clip)
- AVS->avs_release_clip(AVS->clip);
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: Unloading avisynth.dll\n");
- FreeLibrary(AVS->dll);
- }
-#ifdef WIN32_LOADER
- Restore_LDT_Keeper(AVS->ldt_fs);
-#endif
- free(AVS);
- }
-}
-
-static void demux_seek_avs(demuxer_t *demuxer, float rel_seek_secs, float audio_delay, int flags)
-{
- sh_video_t *sh_video=demuxer->video->sh;
- sh_audio_t *sh_audio=demuxer->audio->sh;
- AVS_T *AVS = demuxer->priv;
- double video_pos = sh_video ?
- (double)AVS->frameno / sh_video->fps :
- (double)AVS->sampleno / sh_audio->samplerate;
- double duration = sh_video ?
- (double)AVS->video_info->num_frames / sh_video->fps :
- (double)AVS->video_info->num_audio_samples / sh_audio->samplerate;
-
- //mp_msg(MSGT_DEMUX, MSGL_V, "AVS: seek rel_seek_secs = %f - flags = %x\n", rel_seek_secs, flags);
-
- if (flags&SEEK_ABSOLUTE) video_pos=0;
- if (flags&SEEK_FACTOR) rel_seek_secs *= duration;
-
- video_pos += rel_seek_secs;
- if (video_pos < 0) video_pos = 0;
-
- if (sh_video) {
- AVS->frameno = FFMIN(video_pos * sh_video->fps,
- AVS->video_info->num_frames);
- sh_video->num_frames_decoded = AVS->frameno;
- sh_video->num_frames = AVS->frameno;
- }
- video_pos += audio_delay;
- if (video_pos < 0) video_pos = 0;
- if (sh_audio)
- AVS->sampleno = FFMIN(video_pos * sh_audio->samplerate,
- AVS->video_info->num_audio_samples);
-}
-
-static int avs_check_file(demuxer_t *demuxer)
-{
- mp_msg(MSGT_DEMUX, MSGL_V, "AVS: avs_check_file - attempting to open file %s\n", demuxer->filename);
-
- if (!demuxer->filename) return 0;
-
- /* Avoid crazy memory eating when passing an mpg stream */
- if (demuxer->movi_end > MAX_AVS_SIZE)
- {
- mp_msg(MSGT_DEMUX,MSGL_V, "AVS: File is too big, aborting...\n");
- return 0;
- }
-
- demuxer->priv = initAVS(demuxer->filename);
-
- if (demuxer->priv)
- {
- mp_msg(MSGT_DEMUX,MSGL_V, "AVS: Init Ok\n");
- return DEMUXER_TYPE_AVS;
- }
- mp_msg(MSGT_DEMUX,MSGL_V, "AVS: Init failed\n");
- return 0;
-}
-
-
-const demuxer_desc_t demuxer_desc_avs = {
- "Avisynth demuxer",
- "avs",
- "AVS",
- "Gianluigi Tiesi",
- "Requires binary dll",
- DEMUXER_TYPE_AVS,
- 0, // unsafe autodetect
- avs_check_file,
- demux_avs_fill_buffer,
- demux_open_avs,
- demux_close_avs,
- demux_seek_avs,
- demux_avs_control
-};
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-01 17:00:00 +0000