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https://git.ffmpeg.org/ffmpeg.git
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Merge commit '8747fce91fca6bb8e9936497f2de05c905cf43b5'
* commit '8747fce91fca6bb8e9936497f2de05c905cf43b5': electronicarts: K&R formatting cosmetics Conflicts: libavformat/electronicarts.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
commit
a87cf3689e
@ -30,35 +30,35 @@
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#include "internal.h"
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#define SCHl_TAG MKTAG('S', 'C', 'H', 'l')
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#define SEAD_TAG MKTAG('S', 'E', 'A', 'D') /* Sxxx header */
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#define SNDC_TAG MKTAG('S', 'N', 'D', 'C') /* Sxxx data */
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#define SEND_TAG MKTAG('S', 'E', 'N', 'D') /* Sxxx end */
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#define SHEN_TAG MKTAG('S', 'H', 'E', 'N') /* SxEN header */
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#define SDEN_TAG MKTAG('S', 'D', 'E', 'N') /* SxEN data */
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#define SEEN_TAG MKTAG('S', 'E', 'E', 'N') /* SxEN end */
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#define ISNh_TAG MKTAG('1', 'S', 'N', 'h') /* 1SNx header */
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#define SEAD_TAG MKTAG('S', 'E', 'A', 'D') /* Sxxx header */
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#define SNDC_TAG MKTAG('S', 'N', 'D', 'C') /* Sxxx data */
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#define SEND_TAG MKTAG('S', 'E', 'N', 'D') /* Sxxx end */
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#define SHEN_TAG MKTAG('S', 'H', 'E', 'N') /* SxEN header */
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#define SDEN_TAG MKTAG('S', 'D', 'E', 'N') /* SxEN data */
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#define SEEN_TAG MKTAG('S', 'E', 'E', 'N') /* SxEN end */
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#define ISNh_TAG MKTAG('1', 'S', 'N', 'h') /* 1SNx header */
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#define EACS_TAG MKTAG('E', 'A', 'C', 'S')
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#define ISNd_TAG MKTAG('1', 'S', 'N', 'd') /* 1SNx data */
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#define ISNe_TAG MKTAG('1', 'S', 'N', 'e') /* 1SNx end */
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#define ISNd_TAG MKTAG('1', 'S', 'N', 'd') /* 1SNx data */
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#define ISNe_TAG MKTAG('1', 'S', 'N', 'e') /* 1SNx end */
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#define PT00_TAG MKTAG('P', 'T', 0x0, 0x0)
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#define GSTR_TAG MKTAG('G', 'S', 'T', 'R')
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#define SCDl_TAG MKTAG('S', 'C', 'D', 'l')
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#define SCEl_TAG MKTAG('S', 'C', 'E', 'l')
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#define kVGT_TAG MKTAG('k', 'V', 'G', 'T') /* TGV i-frame */
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#define fVGT_TAG MKTAG('f', 'V', 'G', 'T') /* TGV p-frame */
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#define mTCD_TAG MKTAG('m', 'T', 'C', 'D') /* MDEC */
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#define MADk_TAG MKTAG('M', 'A', 'D', 'k') /* MAD i-frame */
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#define MADm_TAG MKTAG('M', 'A', 'D', 'm') /* MAD p-frame */
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#define MADe_TAG MKTAG('M', 'A', 'D', 'e') /* MAD lqp-frame */
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#define MPCh_TAG MKTAG('M', 'P', 'C', 'h') /* MPEG2 */
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#define TGQs_TAG MKTAG('T', 'G', 'Q', 's') /* TGQ i-frame (appears in .TGQ files) */
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#define pQGT_TAG MKTAG('p', 'Q', 'G', 'T') /* TGQ i-frame (appears in .UV files) */
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#define pIQT_TAG MKTAG('p', 'I', 'Q', 'T') /* TQI/UV2 i-frame (.UV2/.WVE) */
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#define kVGT_TAG MKTAG('k', 'V', 'G', 'T') /* TGV i-frame */
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#define fVGT_TAG MKTAG('f', 'V', 'G', 'T') /* TGV p-frame */
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#define mTCD_TAG MKTAG('m', 'T', 'C', 'D') /* MDEC */
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#define MADk_TAG MKTAG('M', 'A', 'D', 'k') /* MAD i-frame */
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#define MADm_TAG MKTAG('M', 'A', 'D', 'm') /* MAD p-frame */
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#define MADe_TAG MKTAG('M', 'A', 'D', 'e') /* MAD lqp-frame */
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#define MPCh_TAG MKTAG('M', 'P', 'C', 'h') /* MPEG2 */
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#define TGQs_TAG MKTAG('T', 'G', 'Q', 's') /* TGQ i-frame (appears in .TGQ files) */
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#define pQGT_TAG MKTAG('p', 'Q', 'G', 'T') /* TGQ i-frame (appears in .UV files) */
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#define pIQT_TAG MKTAG('p', 'I', 'Q', 'T') /* TQI/UV2 i-frame (.UV2/.WVE) */
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#define MVhd_TAG MKTAG('M', 'V', 'h', 'd')
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#define MV0K_TAG MKTAG('M', 'V', '0', 'K')
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#define MV0F_TAG MKTAG('M', 'V', '0', 'F')
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#define MVIh_TAG MKTAG('M', 'V', 'I', 'h') /* CMV header */
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#define MVIf_TAG MKTAG('M', 'V', 'I', 'f') /* CMV i-frame */
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#define MVIh_TAG MKTAG('M', 'V', 'I', 'h') /* CMV header */
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#define MVIf_TAG MKTAG('M', 'V', 'I', 'f') /* CMV i-frame */
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typedef struct EaDemuxContext {
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int big_endian;
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@ -78,7 +78,8 @@ typedef struct EaDemuxContext {
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int num_samples;
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} EaDemuxContext;
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static uint32_t read_arbitary(AVIOContext *pb) {
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static uint32_t read_arbitary(AVIOContext *pb)
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{
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uint8_t size, byte;
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int i;
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uint32_t word;
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@ -87,9 +88,9 @@ static uint32_t read_arbitary(AVIOContext *pb) {
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word = 0;
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for (i = 0; i < size; i++) {
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byte = avio_r8(pb);
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byte = avio_r8(pb);
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word <<= 8;
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word |= byte;
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word |= byte;
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}
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return word;
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@ -101,13 +102,13 @@ static uint32_t read_arbitary(AVIOContext *pb) {
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*/
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static int process_audio_header_elements(AVFormatContext *s)
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{
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int inHeader = 1;
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EaDemuxContext *ea = s->priv_data;
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AVIOContext *pb = s->pb;
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AVIOContext *pb = s->pb;
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int inHeader = 1;
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int compression_type = -1, revision = -1, revision2 = -1;
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ea->bytes = 2;
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ea->sample_rate = -1;
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ea->bytes = 2;
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ea->sample_rate = -1;
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ea->num_channels = 1;
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while (!url_feof(pb) && inHeader) {
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@ -117,7 +118,7 @@ static int process_audio_header_elements(AVFormatContext *s)
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switch (byte) {
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case 0xFD:
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av_log (s, AV_LOG_DEBUG, "entered audio subheader\n");
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av_log(s, AV_LOG_DEBUG, "entered audio subheader\n");
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inSubheader = 1;
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while (!url_feof(pb) && inSubheader) {
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uint8_t subbyte;
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@ -126,69 +127,100 @@ static int process_audio_header_elements(AVFormatContext *s)
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switch (subbyte) {
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case 0x80:
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revision = read_arbitary(pb);
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av_log (s, AV_LOG_DEBUG, "revision (element 0x80) set to 0x%08x\n", revision);
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av_log(s, AV_LOG_DEBUG,
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"revision (element 0x80) set to 0x%08x\n", revision);
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break;
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case 0x82:
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ea->num_channels = read_arbitary(pb);
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av_log (s, AV_LOG_DEBUG, "num_channels (element 0x82) set to 0x%08x\n", ea->num_channels);
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av_log(s, AV_LOG_DEBUG,
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"num_channels (element 0x82) set to 0x%08x\n",
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ea->num_channels);
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break;
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case 0x83:
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compression_type = read_arbitary(pb);
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av_log (s, AV_LOG_DEBUG, "compression_type (element 0x83) set to 0x%08x\n", compression_type);
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av_log(s, AV_LOG_DEBUG,
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"compression_type (element 0x83) set to 0x%08x\n",
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compression_type);
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break;
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case 0x84:
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ea->sample_rate = read_arbitary(pb);
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av_log (s, AV_LOG_DEBUG, "sample_rate (element 0x84) set to %i\n", ea->sample_rate);
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av_log(s, AV_LOG_DEBUG,
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"sample_rate (element 0x84) set to %i\n",
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ea->sample_rate);
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break;
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case 0x85:
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ea->num_samples = read_arbitary(pb);
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av_log (s, AV_LOG_DEBUG, "num_samples (element 0x85) set to 0x%08x\n", ea->num_samples);
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av_log(s, AV_LOG_DEBUG,
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"num_samples (element 0x85) set to 0x%08x\n",
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ea->num_samples);
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break;
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case 0x8A:
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av_log (s, AV_LOG_DEBUG, "element 0x%02x set to 0x%08x\n", subbyte, read_arbitary(pb));
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av_log (s, AV_LOG_DEBUG, "exited audio subheader\n");
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av_log(s, AV_LOG_DEBUG,
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"element 0x%02x set to 0x%08x\n",
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subbyte, read_arbitary(pb));
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av_log(s, AV_LOG_DEBUG, "exited audio subheader\n");
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inSubheader = 0;
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break;
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case 0xA0:
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revision2 = read_arbitary(pb);
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av_log (s, AV_LOG_DEBUG, "revision2 (element 0xA0) set to 0x%08x\n", revision2);
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av_log(s, AV_LOG_DEBUG,
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"revision2 (element 0xA0) set to 0x%08x\n",
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revision2);
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break;
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case 0xFF:
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av_log (s, AV_LOG_DEBUG, "end of header block reached (within audio subheader)\n");
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av_log(s, AV_LOG_DEBUG,
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"end of header block reached (within audio subheader)\n");
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inSubheader = 0;
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inHeader = 0;
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inHeader = 0;
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break;
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default:
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av_log (s, AV_LOG_DEBUG, "element 0x%02x set to 0x%08x\n", subbyte, read_arbitary(pb));
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av_log(s, AV_LOG_DEBUG,
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"element 0x%02x set to 0x%08x\n",
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subbyte, read_arbitary(pb));
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break;
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}
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}
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break;
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case 0xFF:
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av_log (s, AV_LOG_DEBUG, "end of header block reached\n");
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av_log(s, AV_LOG_DEBUG, "end of header block reached\n");
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inHeader = 0;
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break;
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default:
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av_log (s, AV_LOG_DEBUG, "header element 0x%02x set to 0x%08x\n", byte, read_arbitary(pb));
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av_log(s, AV_LOG_DEBUG,
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"header element 0x%02x set to 0x%08x\n",
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byte, read_arbitary(pb));
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break;
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}
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}
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switch (compression_type) {
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case 0: ea->audio_codec = AV_CODEC_ID_PCM_S16LE; break;
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case 7: ea->audio_codec = AV_CODEC_ID_ADPCM_EA; break;
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case 0:
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ea->audio_codec = AV_CODEC_ID_PCM_S16LE;
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break;
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case 7:
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ea->audio_codec = AV_CODEC_ID_ADPCM_EA;
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break;
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case -1:
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switch (revision) {
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case 1: ea->audio_codec = AV_CODEC_ID_ADPCM_EA_R1; break;
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case 2: ea->audio_codec = AV_CODEC_ID_ADPCM_EA_R2; break;
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case 3: ea->audio_codec = AV_CODEC_ID_ADPCM_EA_R3; break;
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case -1: break;
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case 1:
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ea->audio_codec = AV_CODEC_ID_ADPCM_EA_R1;
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break;
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case 2:
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ea->audio_codec = AV_CODEC_ID_ADPCM_EA_R2;
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break;
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case 3:
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ea->audio_codec = AV_CODEC_ID_ADPCM_EA_R3;
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break;
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case -1:
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break;
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default:
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avpriv_request_sample(s, "stream type; revision=%i", revision);
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return 0;
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}
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switch (revision2) {
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case 8: ea->audio_codec = AV_CODEC_ID_PCM_S16LE_PLANAR; break;
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case 8:
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ea->audio_codec = AV_CODEC_ID_PCM_S16LE_PLANAR;
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break;
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case 10:
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switch (revision) {
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case -1:
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@ -199,8 +231,11 @@ static int process_audio_header_elements(AVFormatContext *s)
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return 0;
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}
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break;
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case 16: ea->audio_codec = AV_CODEC_ID_MP3; break;
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case -1: break;
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case 16:
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ea->audio_codec = AV_CODEC_ID_MP3;
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break;
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case -1:
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break;
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default:
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ea->audio_codec = AV_CODEC_ID_NONE;
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avpriv_request_sample(s, "stream type; revision2=%i", revision2);
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@ -208,12 +243,14 @@ static int process_audio_header_elements(AVFormatContext *s)
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}
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break;
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default:
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avpriv_request_sample(s, "stream type; compression_type=%i", compression_type);
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avpriv_request_sample(s,
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"stream type; compression_type=%i",
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compression_type);
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return 0;
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}
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if (ea->sample_rate == -1)
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ea->sample_rate = revision==3 ? 48000 : 22050;
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ea->sample_rate = revision == 3 ? 48000 : 22050;
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return 1;
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}
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@ -225,7 +262,7 @@ static int process_audio_header_elements(AVFormatContext *s)
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static int process_audio_header_eacs(AVFormatContext *s)
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{
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EaDemuxContext *ea = s->priv_data;
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AVIOContext *pb = s->pb;
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AVIOContext *pb = s->pb;
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int compression_type;
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ea->sample_rate = ea->big_endian ? avio_rb32(pb) : avio_rl32(pb);
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@ -237,14 +274,25 @@ static int process_audio_header_eacs(AVFormatContext *s)
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switch (compression_type) {
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case 0:
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switch (ea->bytes) {
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case 1: ea->audio_codec = AV_CODEC_ID_PCM_S8; break;
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case 2: ea->audio_codec = AV_CODEC_ID_PCM_S16LE; break;
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case 1:
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ea->audio_codec = AV_CODEC_ID_PCM_S8;
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break;
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case 2:
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ea->audio_codec = AV_CODEC_ID_PCM_S16LE;
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break;
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}
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break;
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case 1: ea->audio_codec = AV_CODEC_ID_PCM_MULAW; ea->bytes = 1; break;
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case 2: ea->audio_codec = AV_CODEC_ID_ADPCM_IMA_EA_EACS; break;
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case 1:
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ea->audio_codec = AV_CODEC_ID_PCM_MULAW;
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ea->bytes = 1;
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break;
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case 2:
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ea->audio_codec = AV_CODEC_ID_ADPCM_IMA_EA_EACS;
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break;
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default:
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avpriv_request_sample(s, "stream type; audio compression_type=%i", compression_type);
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avpriv_request_sample(s,
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"stream type; audio compression_type=%i",
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compression_type);
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}
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return 1;
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@ -257,7 +305,7 @@ static int process_audio_header_eacs(AVFormatContext *s)
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static int process_audio_header_sead(AVFormatContext *s)
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{
|
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EaDemuxContext *ea = s->priv_data;
|
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AVIOContext *pb = s->pb;
|
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AVIOContext *pb = s->pb;
|
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|
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ea->sample_rate = avio_rl32(pb);
|
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ea->bytes = avio_rl32(pb); /* 1=8-bit, 2=16-bit */
|
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@ -270,19 +318,20 @@ static int process_audio_header_sead(AVFormatContext *s)
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static int process_video_header_mdec(AVFormatContext *s)
|
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{
|
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EaDemuxContext *ea = s->priv_data;
|
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AVIOContext *pb = s->pb;
|
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AVIOContext *pb = s->pb;
|
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avio_skip(pb, 4);
|
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ea->width = avio_rl16(pb);
|
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ea->height = avio_rl16(pb);
|
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ea->time_base = (AVRational){1,15};
|
||||
ea->width = avio_rl16(pb);
|
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ea->height = avio_rl16(pb);
|
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ea->time_base = (AVRational) { 1, 15 };
|
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ea->video_codec = AV_CODEC_ID_MDEC;
|
||||
|
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return 1;
|
||||
}
|
||||
|
||||
static int process_video_header_vp6(AVFormatContext *s)
|
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{
|
||||
EaDemuxContext *ea = s->priv_data;
|
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AVIOContext *pb = s->pb;
|
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AVIOContext *pb = s->pb;
|
||||
|
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avio_skip(pb, 8);
|
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ea->nb_frames = avio_rl32(pb);
|
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@ -293,7 +342,7 @@ static int process_video_header_vp6(AVFormatContext *s)
|
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av_log(s, AV_LOG_ERROR, "Timebase is invalid\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
ea->video_codec = AV_CODEC_ID_VP6;
|
||||
ea->video_codec = AV_CODEC_ID_VP6;
|
||||
|
||||
return 1;
|
||||
}
|
||||
@ -306,7 +355,7 @@ static int process_video_header_cmv(AVFormatContext *s)
|
||||
avio_skip(s->pb, 10);
|
||||
fps = avio_rl16(s->pb);
|
||||
if (fps)
|
||||
ea->time_base = (AVRational){1, fps};
|
||||
ea->time_base = (AVRational) { 1, fps };
|
||||
ea->video_codec = AV_CODEC_ID_CMV;
|
||||
|
||||
return 0;
|
||||
@ -316,80 +365,81 @@ static int process_video_header_cmv(AVFormatContext *s)
|
||||
* Process EA file header
|
||||
* Returns 1 if the EA file is valid and successfully opened, 0 otherwise
|
||||
*/
|
||||
static int process_ea_header(AVFormatContext *s) {
|
||||
static int process_ea_header(AVFormatContext *s)
|
||||
{
|
||||
uint32_t blockid, size = 0;
|
||||
EaDemuxContext *ea = s->priv_data;
|
||||
AVIOContext *pb = s->pb;
|
||||
AVIOContext *pb = s->pb;
|
||||
int i;
|
||||
|
||||
for (i=0; i<5 && (!ea->audio_codec || !ea->video_codec); i++) {
|
||||
for (i = 0; i < 5 && (!ea->audio_codec || !ea->video_codec); i++) {
|
||||
unsigned int startpos = avio_tell(pb);
|
||||
int err = 0;
|
||||
int err = 0;
|
||||
|
||||
blockid = avio_rl32(pb);
|
||||
size = avio_rl32(pb);
|
||||
size = avio_rl32(pb);
|
||||
if (i == 0)
|
||||
ea->big_endian = size > 0x000FFFFF;
|
||||
if (ea->big_endian)
|
||||
size = av_bswap32(size);
|
||||
|
||||
switch (blockid) {
|
||||
case ISNh_TAG:
|
||||
if (avio_rl32(pb) != EACS_TAG) {
|
||||
avpriv_request_sample(s, "unknown 1SNh headerid");
|
||||
return 0;
|
||||
}
|
||||
err = process_audio_header_eacs(s);
|
||||
break;
|
||||
case ISNh_TAG:
|
||||
if (avio_rl32(pb) != EACS_TAG) {
|
||||
avpriv_request_sample(s, "unknown 1SNh headerid");
|
||||
return 0;
|
||||
}
|
||||
err = process_audio_header_eacs(s);
|
||||
break;
|
||||
|
||||
case SCHl_TAG :
|
||||
case SHEN_TAG :
|
||||
blockid = avio_rl32(pb);
|
||||
if (blockid == GSTR_TAG) {
|
||||
avio_skip(pb, 4);
|
||||
} else if ((blockid & 0xFFFF)!=PT00_TAG) {
|
||||
avpriv_request_sample(s, "unknown SCHl headerid");
|
||||
return 0;
|
||||
}
|
||||
err = process_audio_header_elements(s);
|
||||
break;
|
||||
case SCHl_TAG:
|
||||
case SHEN_TAG:
|
||||
blockid = avio_rl32(pb);
|
||||
if (blockid == GSTR_TAG) {
|
||||
avio_skip(pb, 4);
|
||||
} else if ((blockid & 0xFFFF) != PT00_TAG) {
|
||||
avpriv_request_sample(s, "unknown SCHl headerid");
|
||||
return 0;
|
||||
}
|
||||
err = process_audio_header_elements(s);
|
||||
break;
|
||||
|
||||
case SEAD_TAG:
|
||||
err = process_audio_header_sead(s);
|
||||
break;
|
||||
case SEAD_TAG:
|
||||
err = process_audio_header_sead(s);
|
||||
break;
|
||||
|
||||
case MVIh_TAG :
|
||||
err = process_video_header_cmv(s);
|
||||
break;
|
||||
case MVIh_TAG:
|
||||
err = process_video_header_cmv(s);
|
||||
break;
|
||||
|
||||
case kVGT_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_TGV;
|
||||
break;
|
||||
case kVGT_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_TGV;
|
||||
break;
|
||||
|
||||
case mTCD_TAG :
|
||||
err = process_video_header_mdec(s);
|
||||
break;
|
||||
case mTCD_TAG:
|
||||
err = process_video_header_mdec(s);
|
||||
break;
|
||||
|
||||
case MPCh_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_MPEG2VIDEO;
|
||||
break;
|
||||
case MPCh_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_MPEG2VIDEO;
|
||||
break;
|
||||
|
||||
case pQGT_TAG:
|
||||
case TGQs_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_TGQ;
|
||||
break;
|
||||
case pQGT_TAG:
|
||||
case TGQs_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_TGQ;
|
||||
break;
|
||||
|
||||
case pIQT_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_TQI;
|
||||
break;
|
||||
case pIQT_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_TQI;
|
||||
break;
|
||||
|
||||
case MADk_TAG :
|
||||
ea->video_codec = AV_CODEC_ID_MAD;
|
||||
break;
|
||||
case MADk_TAG:
|
||||
ea->video_codec = AV_CODEC_ID_MAD;
|
||||
break;
|
||||
|
||||
case MVhd_TAG :
|
||||
err = process_video_header_vp6(s);
|
||||
break;
|
||||
case MVhd_TAG:
|
||||
err = process_video_header_vp6(s);
|
||||
break;
|
||||
}
|
||||
|
||||
if (err < 0) {
|
||||
@ -405,7 +455,6 @@ static int process_ea_header(AVFormatContext *s) {
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
static int ea_probe(AVProbeData *p)
|
||||
{
|
||||
switch (AV_RL32(&p->buf[0])) {
|
||||
@ -424,6 +473,7 @@ static int ea_probe(AVProbeData *p)
|
||||
}
|
||||
if (AV_RL32(&p->buf[4]) > 0xfffff && AV_RB32(&p->buf[4]) > 0xfffff)
|
||||
return 0;
|
||||
|
||||
return AVPROBE_SCORE_MAX;
|
||||
}
|
||||
|
||||
@ -441,34 +491,37 @@ static int ea_read_header(AVFormatContext *s)
|
||||
if (!st)
|
||||
return AVERROR(ENOMEM);
|
||||
ea->video_stream_index = st->index;
|
||||
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
|
||||
st->codec->codec_id = ea->video_codec;
|
||||
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
|
||||
st->codec->codec_id = ea->video_codec;
|
||||
// parsing is necessary to make FFmpeg generate correct timestamps
|
||||
if (st->codec->codec_id == AV_CODEC_ID_MPEG2VIDEO)
|
||||
st->need_parsing = AVSTREAM_PARSE_HEADERS;
|
||||
st->codec->codec_tag = 0; /* no fourcc */
|
||||
st->codec->width = ea->width;
|
||||
st->codec->height = ea->height;
|
||||
st->duration = st->nb_frames = ea->nb_frames;
|
||||
st->codec->codec_tag = 0; /* no fourcc */
|
||||
st->codec->width = ea->width;
|
||||
st->codec->height = ea->height;
|
||||
st->duration = st->nb_frames = ea->nb_frames;
|
||||
if (ea->time_base.num)
|
||||
avpriv_set_pts_info(st, 64, ea->time_base.num, ea->time_base.den);
|
||||
st->r_frame_rate =
|
||||
st->avg_frame_rate = av_inv_q(ea->time_base);
|
||||
st->r_frame_rate =
|
||||
st->avg_frame_rate = av_inv_q(ea->time_base);
|
||||
}
|
||||
|
||||
if (ea->audio_codec) {
|
||||
if (ea->num_channels <= 0) {
|
||||
av_log(s, AV_LOG_WARNING, "Unsupported number of channels: %d\n", ea->num_channels);
|
||||
av_log(s, AV_LOG_WARNING,
|
||||
"Unsupported number of channels: %d\n", ea->num_channels);
|
||||
ea->audio_codec = 0;
|
||||
return 1;
|
||||
}
|
||||
if (ea->sample_rate <= 0) {
|
||||
av_log(s, AV_LOG_ERROR, "Unsupported sample rate: %d\n", ea->sample_rate);
|
||||
av_log(s, AV_LOG_ERROR,
|
||||
"Unsupported sample rate: %d\n", ea->sample_rate);
|
||||
ea->audio_codec = 0;
|
||||
return 1;
|
||||
}
|
||||
if (ea->bytes <= 0) {
|
||||
av_log(s, AV_LOG_ERROR, "Invalid number of bytes per sample: %d\n", ea->bytes);
|
||||
av_log(s, AV_LOG_ERROR,
|
||||
"Invalid number of bytes per sample: %d\n", ea->bytes);
|
||||
ea->audio_codec = AV_CODEC_ID_NONE;
|
||||
return 1;
|
||||
}
|
||||
@ -478,32 +531,31 @@ static int ea_read_header(AVFormatContext *s)
|
||||
if (!st)
|
||||
return AVERROR(ENOMEM);
|
||||
avpriv_set_pts_info(st, 33, 1, ea->sample_rate);
|
||||
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
|
||||
st->codec->codec_id = ea->audio_codec;
|
||||
st->codec->codec_tag = 0; /* no tag */
|
||||
st->codec->channels = ea->num_channels;
|
||||
st->codec->sample_rate = ea->sample_rate;
|
||||
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
|
||||
st->codec->codec_id = ea->audio_codec;
|
||||
st->codec->codec_tag = 0; /* no tag */
|
||||
st->codec->channels = ea->num_channels;
|
||||
st->codec->sample_rate = ea->sample_rate;
|
||||
st->codec->bits_per_coded_sample = ea->bytes * 8;
|
||||
st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
|
||||
st->codec->bits_per_coded_sample / 4;
|
||||
st->codec->block_align = st->codec->channels*st->codec->bits_per_coded_sample;
|
||||
ea->audio_stream_index = st->index;
|
||||
st->start_time = 0;
|
||||
st->codec->bit_rate = st->codec->channels *
|
||||
st->codec->sample_rate *
|
||||
st->codec->bits_per_coded_sample / 4;
|
||||
st->codec->block_align = st->codec->channels *
|
||||
st->codec->bits_per_coded_sample;
|
||||
ea->audio_stream_index = st->index;
|
||||
st->start_time = 0;
|
||||
}
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int ea_read_packet(AVFormatContext *s,
|
||||
AVPacket *pkt)
|
||||
static int ea_read_packet(AVFormatContext *s, AVPacket *pkt)
|
||||
{
|
||||
EaDemuxContext *ea = s->priv_data;
|
||||
AVIOContext *pb = s->pb;
|
||||
int ret = 0;
|
||||
int packet_read = 0;
|
||||
AVIOContext *pb = s->pb;
|
||||
int partial_packet = 0;
|
||||
unsigned int chunk_type, chunk_size;
|
||||
int key = 0;
|
||||
int ret = 0, packet_read = 0, key = 0;
|
||||
int av_uninit(num_samples);
|
||||
|
||||
while (!packet_read || partial_packet) {
|
||||
@ -516,7 +568,7 @@ static int ea_read_packet(AVFormatContext *s,
|
||||
switch (chunk_type) {
|
||||
/* audio data */
|
||||
case ISNh_TAG:
|
||||
/* header chunk also contains data; skip over the header portion*/
|
||||
/* header chunk also contains data; skip over the header portion */
|
||||
if (chunk_size < 32)
|
||||
return AVERROR_INVALIDDATA;
|
||||
avio_skip(pb, 32);
|
||||
@ -576,7 +628,7 @@ static int ea_read_packet(AVFormatContext *s,
|
||||
case SCEl_TAG:
|
||||
case SEND_TAG:
|
||||
case SEEN_TAG:
|
||||
ret = AVERROR(EIO);
|
||||
ret = AVERROR(EIO);
|
||||
packet_read = 1;
|
||||
break;
|
||||
|
||||
@ -590,12 +642,12 @@ static int ea_read_packet(AVFormatContext *s,
|
||||
case fVGT_TAG:
|
||||
case MADm_TAG:
|
||||
case MADe_TAG:
|
||||
avio_seek(pb, -8, SEEK_CUR); // include chunk preamble
|
||||
avio_seek(pb, -8, SEEK_CUR); // include chunk preamble
|
||||
chunk_size += 8;
|
||||
goto get_video_packet;
|
||||
|
||||
case mTCD_TAG:
|
||||
avio_skip(pb, 8); // skip ea dct header
|
||||
avio_skip(pb, 8); // skip ea dct header
|
||||
chunk_size -= 8;
|
||||
goto get_video_packet;
|
||||
|
||||
@ -615,8 +667,8 @@ get_video_packet:
|
||||
}
|
||||
partial_packet = chunk_type == MVIh_TAG;
|
||||
pkt->stream_index = ea->video_stream_index;
|
||||
pkt->flags |= key;
|
||||
packet_read = 1;
|
||||
pkt->flags |= key;
|
||||
packet_read = 1;
|
||||
break;
|
||||
|
||||
default:
|
||||
|
||||
Loading…
Reference in New Issue
Block a user